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Last Updated On 23-10-2022 - By Sara

A practice is executing simple harmonic motion (SHM) of amplitude A, along the x-axis, about x=0.  When is potential Energy (PE) equals kinetic energy (KE), the position of the particle will be

a.

 

b.

 

c.

 

d.

A


Question ID - 50118 :-

A practice is executing simple harmonic motion (SHM) of amplitude A, along the x-axis, about x=0.  When is potential Energy (PE) equals kinetic energy (KE), the position of the particle will be

a.

 

b.

 

c.

 

d.

A

1 Answer
5876 Votes
3537

Answer Key : (c) -

Potential Energy (U) =

Kinetic energy (K) =

According to the question, U= k

= -  

x = ±

∴ Correct answer is (c)



Next Question :

A musician suing an open flute of length 50 cm produces second harmonic sound waves.  A persons runs towards the musician from another end of a hall at a speed of 10km/h.  If the wave speed is 330 m/s, the frequency heard by the running person shall be close to

a.

753 Hz

b.

500 Hz

 

333 Hz

d.

666 Hz


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