Q.1
The coefficient of restitution is 0 for a completely inelastic collision.
  • a) True
  • b) False
Q.2
A sphere of massKg is moving at a speed of 1.5 m/s undergoes collision with another sphere of massKg moving at 3m/s in the same direction, find the loss of kinetic energy when the collision is inelastic.
  • a) 18.75 N-m
  • b) 19.75 N-m
  • c) 17.75 N-m
  • d) 16.75 N-m
Q.3
A sphere of massKg is moving at a speed of 1.5 m/s undergoes collision with another sphere of massKg moving at 3m/s in the same direction, find the loss of kinetic energy when the collision is inelastic with e = 0.6.
  • a) 18.75 N-m
  • b) 12.00 N-m
  • c) 13.75 N-m
  • d) 12.75 N-m
Q.4
A sphere of massKg is moving at a speed of 1.5 m/s undergoes collision with another sphere of massKg moving at 3m/s in the same direction, find the common velocity in m/s after collision when the collision is completely inelastic.
  • a) 2.5
  • b) 9.75
  • c) 7.25
  • d) 6.75
Q.5
A sphere of massKg is moving at a speed of 1.5 m/s undergoes collision with another sphere of massKg moving at 3m/s in the same direction, find the velocity ofKg mass in m/s after collision when the collision is elastic.
  • a) 2.5
  • b) 2.00
  • c) 7.25
  • d) 6.75
Q.6
Coefficient of restitution of elastic bodies is ______
  • a) One
  • b) More than one
  • c) Between 0 and one
  • d) Zero
Q.7
Kinetic energy before collision is always equal to the kinetic energy after collision.
  • a) True
  • b) False
Q.8
Which of the following cases has the greatest loss in Kinetic energy?
  • a) e=0
  • b) e=1/2
  • c) e=1/4
  • d) e=1
Q.9
A sphere of massKg is moving at a speed of 1.5 m/s undergoes collision with another sphere of massKg moving at 3m/s in the same direction, find the velocity ofKg mass in m/s after collision when the collision is elastic.
  • a) 2.5
  • b) 2.00
  • c) 3.5
  • d) 6.75
Q.10
A sphere of massKg is moving at a speed of 1.5 m/s undergoes collision with another sphere of massKg moving at 3m/s in the same direction, find the velocity ofKg mass in m/s after collision when the collision is inelastic with e = 0.6.
  • a) 2.5
  • b) 2.00
  • c) 3.5
  • d) 3.1
Q.11
A sphere of massKg is moving at a speed of 1.5 m/s undergoes collision with another sphere of massKg moving at 3m/s in the same direction, find the velocity ofKg mass in m/s after collision when the collision is inelastic with e = 0.6.
  • a) 2.2
  • b) 2.00
  • c) 3.5
  • d) 3.1
Q.12
Which of the following cases momentum is conserved?
  • a) Perfectly elastic collision
  • b) Inelastic collision with 0<e<1
  • c) Perfectly inelastic collision
  • d) Momentum is always conserved
Q.13
Which of the following cases Kinetic energy is conserved?
  • a) Perfectly elastic collision
  • b) Inelastic collision with 0<e<1
  • c) Perfectly inelastic collision
  • d) Momentum is always conserved
0 h : 0 m : 1 s