How much work can be done by `100` calories of heat?

The work done by 100 calorie of heat is:

Nearly how much work can be obtained from 250 calories of. heat ?

Heat supplied to a Carnot egine is 453.6 kcal . How much useful work can be done by the engine that works between 10^(@)C and 100^(@)C ?

Heat supplied to a Carnot egine is 453.6 kcal . How much useful work can be done by the engine that works between 10^(@)C and 100^(@)C ?

7 men and 3 women complete the work together in 10 days. 8 men and 2 women complete the same work in 8 days. How much work can be done by 12 men in one day?

The work done by 100 calorie of heat in isothermal expansion of ideal gas is :-

The work done by 100 calorie of heat in isothermal expansion of ideal gas is :-

Heat supplied to a Carnot engine is 37.3 kJ . How much useful work in kJ can be done by the engine that operates between 0^(@)C and 100^(@)C ?

Heat supplied to a Carnot engine is 37.3 kJ . How much useful work in kJ can be done by the engine that operates between 0^(@)C and 100^(@)C ?

How much work is done in the revolution of the earth around the sun ?