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A man of mass 70 kg stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of 10 m s−2 what would be the reading on the scale?
  • a)
    150 kg
  • b)
    120 kg
  • c)
    130 kg
  • d)
    140 kg
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
A man of mass 70 kg stands on a weighing scale in a lift which is movi...
According to Newton's second Law of motion,
Apparent weight, R = m(a+g) 
= 70(10+10) 
= 1400N 
mass = R/g
= 1400/10 
= 140Kg
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Community Answer
A man of mass 70 kg stands on a weighing scale in a lift which is movi...
Apparent weight, R = m(a+g) = 70(10+10) =1400N then mass =R/g= 140 Kg
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A man of mass 70 kg stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of 10 m s−2 what would be the reading on the scale?a)150 kgb)120 kgc)130 kgd)140 kgCorrect answer is option 'D'. Can you explain this answer? for Class 11 2026 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about A man of mass 70 kg stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of 10 m s−2 what would be the reading on the scale?a)150 kgb)120 kgc)130 kgd)140 kgCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for Class 11 2026 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A man of mass 70 kg stands on a weighing scale in a lift which is moving upwards with a uniform acceleration of 10 m s−2 what would be the reading on the scale?a)150 kgb)120 kgc)130 kgd)140 kgCorrect answer is option 'D'. Can you explain this answer?.
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