Question

The displacement of a body is proportional to the cube of the time lapsed. The magnitude of the acceleration is?

Answer 1

Answer:

Increasing with time

Explanation:

The displacement of a body is directly proportional to the cube of the time elapsed,

s∝t  

3

 

s=kt  

3

 

velocity, v=  

dt

ds

​  

 

v=3kt  

2

 

Acceleration, a=  

dt

dv

​  

 

a=6kt

Acceleration of a body is directly proportional to the time,

a∝t

Acceleration of a body incresing with the time.

Answer 2

Explanation:

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