# A frequency of variation of kinetic energy of a simple harmonic motion of frequency n is?

##
- 2n
- n
#n/2#
- 3n

- 2n
- n
#n/2# - 3n

##### 1 Answer

Mar 29, 2018

#### Explanation:

The velocity of a simple harmonic oscillator varies as

The kinetic energy is

Now,

Here, the time dependence comes from the last term and its frequency is