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A constant retarding force of 50 N is applied to a body of mass 20 kg moving initially with a speed of 15 m s−1How long does the body take to stop?
  • a)
    1.7.0 s
  • b)
    6.0 s
  • c)
    5.0 s
  • d)
    none
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
A constant retarding force of 50 N is applied to a body of mass 20 kg ...
According to Newton's second Law
Force = mass x accleration
F = m.a
   = m.v/t
t  = m.v/F
   = 20x15/50
   = 6 sec
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A constant retarding force of 50 N is applied to a body of mass 20 kg ...
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A constant retarding force of 50 N is applied to a body of mass 20 kg moving initially with a speed of 15 m s−1How long does the body take to stop?a)1.7.0 sb)6.0 sc)5.0 sd)noneCorrect answer is option 'B'. Can you explain this answer? for Class 11 2025 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about A constant retarding force of 50 N is applied to a body of mass 20 kg moving initially with a speed of 15 m s−1How long does the body take to stop?a)1.7.0 sb)6.0 sc)5.0 sd)noneCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Class 11 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A constant retarding force of 50 N is applied to a body of mass 20 kg moving initially with a speed of 15 m s−1How long does the body take to stop?a)1.7.0 sb)6.0 sc)5.0 sd)noneCorrect answer is option 'B'. Can you explain this answer?.
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