Ten-story building has identical stairs throughout its stairways. A student calculates the amount of work required to climb one
set of stairs and the amount of work to climb the entire ten sets.
Which quantity will remain constant in this experiment?
Which quantity will remain constant in this experiment?
1 answer:
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Answer:
Yes it is better to pull the rope rather than push it
Explanation:
Let the force is applied at an angle of 60 degree
so we will have net vertical force on the crate is given as
here we know
now friction force on the crate is given as
Yes it is better to pull the rope rather than push it