An elevator in a building can carry a maximum of 
persons, with the average mass of each person being 
. The mass of the elevator itself is 
and it moves with a constant speed of 
. The frictional force opposing the motion is 
. If the elevator is moving up with its full capacity, the power delivered by the motor to the elevator 
must be at least:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
JEE Main 2020
Net force on motor will be
So, required power for motor
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