Frequency Of Shm - Physics Jamb Past Questions and Answers

Question 1 :

• JAMB 2019

If the time of flight is 96seconds, calculate the horizontal range through the point of projection.

A. 84400m
B. 69000m
C. 61440m
D. 24000m

Question 2 :

• JAMB 1979

Which of the following statements is true? The frequency of a vibrating string is

A. Proportional to its length
B. Inversely proportional to the tension within it
C. Proportional to the aptitude of vibration
D. Inversely proportional to its cross-section
E. Proportional to the square root of the tension within it

Question 3 :

• JAMB 1989

When the tension in a sonometer wire is doubled, the ratio of the new frequency to the initial frequency is

A. \(\frac{1}{\sqrt2}\)
B. \(\frac{1}{2}\)
C. \(\sqrt2\)
D. 2

Question 4 :

• JAMB 1992

What is the frequency of the sound made by a siren having a disc with 32 holes and making 25 revolution per seconds?

A. 80Hz
B. 600Hz
C. 800Hz
D. 1600Hz