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Grade: upto college level
        
A karate expert breaks a pine board, 2.2 cm thick, with a hand chop. Strobe photography shows that the hand, whose mass may be taken as 540 g, strikes the top of the board with a speed of 9.5 m/s and comes to rest 2.8 cm below this level (a) What is the time duration of the chop (assuming a constant force)? (b) What average force is applied?
 
5 years ago

Answers : (1)

Deepak Patra
askIITians Faculty
471 Points
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5 years ago
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  • 101 Video Lectures
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Course Features

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


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