A) 32 kg
B) 40 kg
C) 42 kg
D) 48 kg
Correct Answer: D
Solution :
In stationary lift man weighs 40 kg i.e. 400 N. When lift accelerates upward it's apparent weight \[=m(g+a)\]\[=40(10+2)=480\ N\] i.e. 48 kg For the clarity of concepts in this problem kg-wt can be used in place of kg.You need to login to perform this action.
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