1.

If the momentum of a body increases by 0-01%, its kinetic energy will increase by:

Answer»

0-0%
0.0002
0.0004
0.0008

Solution :Here,the RELATION between K.E. and MOMENTUM is:
`E=(p^2)/(2m)`
`(DELTAE)/(E)=(2Deltap)/(p)`(`because` m is CONSTANT)
`%(DeltaE)/€=2xx(0.01)/(1)=0.02%`


Discussion

No Comment Found

Related InterviewSolutions