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Grade: upto college level

                        

A 0.20-kg puck slides across a frictionless floor with a speed of 10 m/s. The puck strikes a wall and bounces off with a speed of 10 m/s in the opposite direction. (a) The magnitude of the impulse on the puck is (A) 0 kg ∙ m/s (B) 1 kg ∙ m/s. (C) 2 kg ∙ m/s. (D) 4 kg ∙m/s. (b) The net work done on the puck is (A) – 20 J. (B) – 10 J. (C) 0 J. (D) 20 J.

5 years ago

Answers : (1)

Deepak Patra
askIITians Faculty
471 Points
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5 years ago
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Course Features

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  • Revision Notes
  • Test paper with Video Solution
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


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