What is the work done by stairs when you climb up the stairs..... Your weight is 10 kg and you have to climb up 5 stairs each of height 50 cm.....
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Answer:
Explanation:
height of each stair=50cm=0.5m
height of 5 stairs=2.5 m
work done by us=mgh=10*2.5*10=250 joules
PMMODIINDIA:
It exert force
But normal force
At the time you put your legs on the stairs...... A normal force is applied...
But when you displace your legs it is not in contact with the stairs....
This means stairs applies force but not causes displacement
And since displacement is 0 work is 0
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