Question

A school has a four storeyed building. Some students have their classes on 3" & some on the 4th
floor of the building. Many students go by the staircase whereas some go by elevator? It is
observed that students going by steps feel more fresh throughout the day as compared to those
who go by the elevator.
a) Comment on the thermodynamic nature of the work done by two students, one using staircase
& others using elevator to reach the same floor.
b) Apparently the student using the staircase should feel tired but he doesn't. Which law applies
here & how?
c) What values are expressed here?

Answer 1

Answer:

A school has a four storeyed building. Some students have their classes on 3" & some on the 4th

floor of the building. Many students go by the staircase whereas some go by elevator? It is

observed that students going by steps feel more fresh throughout the day as compared to those

who go by the elevator.

a) Comment on the thermodynamic nature of the work done by two students, one using staircase

& others using elevator to reach the same floor.

b) Apparently the student using the staircase should feel tired but he doesn't. Which law applies

here & how?

c) What values are expressed here?