A block of mass m = 34 kg and speed V is behind a block of mass M = 81 kg and speed of $0.50 \mathrm {~m} / \mathrm { s }$ as shown in the figure.The surface is frictionless and the blocks collide and couple.After the collision,the blocks have a common speed of $0.90 \mathrm {~m} / \mathrm { s }$ What is the magnitude of the impulse on the 34-kg block due to the collision?
A)32 N ∙ s
B)14 N ∙ s
C)41 N ∙ s
D)57 N ∙ s
E)73 N ∙ s

Question

A block of mass m = 34 kg and speed V is behind a block of mass M = 81 kg and speed of $0.50 \mathrm {~m} / \mathrm { s }$ as shown in the figure.The surface is frictionless and the blocks collide and couple.After the collision,the blocks have a common speed of $0.90 \mathrm {~m} / \mathrm { s }$ What is the magnitude of the impulse on the 34-kg block due to the collision? 
A)32 N ∙ s 
B)14 N ∙ s 
C)41 N ∙ s 
D)57 N ∙ s 
E)73 N ∙ s

Quizplus · Accepted Answer

The Answer of A block of mass m = 34 kg and speed V is behind a block of mass M = 81 kg and speed of $0.50 \mathrm {~m} / \mathrm { s }$ as shown in the figure.The surface is frictionless and the blocks collide and couple.After the collision,the blocks have a common speed of $0.90 \mathrm {~m} / \mathrm { s }$ What is the magnitude of the impulse on the 34-kg block due to the collision? 
A)32 N ∙ s 
B)14 N ∙ s 
C)41 N ∙ s 
D)57 N ∙ s 
E)73 N ∙ s

A Block of Mass M = 34 Kg and Speed 0.50 m/s0.50 \mathrm {~m} / \mathrm { s }0.50 m/s

A Block of Mass M = 34 Kg and Speed $0.50 \mathrm {~m} / \mathrm { s }$