Last Updated On [03-11-2023]
Two particles of masses 
and
in projectile motion have velocities 
and
, respectively, at time 
. They collide at time 
. Their velocities become 
and
at time 
while still moving in air. The value of
is
a)
Zero
b)
c)
d)
Two particles of masses and in projectile motion have velocities and , respectively, at time . They collide at time . Their velocities become and at time while still moving in air. The value of
is
a)
Zero
b)
c)
d)
Question ID - 100616 :-
Two particles of masses and in projectile motion have velocities and , respectively, at time . They collide at time . Their velocities become and at time while still moving in air. The value of
is
a)
Zero
b)
c)
d)
|
Two particles of masses
|
|||||||
|
a) |
Zero |
b) |
|
c) |
|
d) |
|
|
(d)
|
|change in momentum of the two particles|
|external force on the system|
time interval
Next Question :
|
A sphere is rolled on a rough horizontal surface. It gradually slows down and stops. The force of friction tries to |
|
|
a) |
Decrease the linear velocity |
|
b) |
Increase the angular velocity |
|
c) |
Increase the linear momentum |
|
d) |
Decreases the angular momentum |
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