The motion of a particle of mass 
is given by 
for 
for 
, and 
for 
. Which of the following statements are trac?
A
The force at 
on the particle is 
on the particle is
B
The particle is acted upon by an impulse of magnitude 
at 
and 
at and
C
The particle is not acted upon by any force
D
The particle is not acted upon by a constant force
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
Given,
for 
.
; for 
for 
For, 
At 
Impulse 
Change in linear momentum
The impulse (change in linear momentum) At 
is same as, 
.
Clearly, force depends upon 
. Hence, force is not constant.
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