আপনার প্রতিষ্ঠানের লোগো সহ ডাউনলোড করতে প্রথমে লগইন করুন!
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A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ

A tuning fork vibrating gently produces the note C. Another tuning fork produces the note C, an octave higher in pitch than C and slightly louder than C. The speed of the wave produced by the second fork, as compared with that produced by the first fork, is:

8 times as great

4 times as great

2 times as great

the same

IUT2017অগ্রগামী তরঙ্গপদার্থবিজ্ঞান প্রথম পত্রতরঙ্গ