Work Energy And Power Question 75
Question: Two particles of masses and in projectile motion have velocities and respectively at time t = 0. They collide at time . Their velocities become and at time while still moving in air. The value of | is [IIT-JEE Screening 2001]
Options:
A) Zero
B)
C)
D)
Show Answer
Answer:
Correct Answer: C
Solution:
The momentum of the two-particle system, at t = 0 is
A constant external force