Home
Class 20
PHYSICS
[" 50.A thermodynamic cycle takes in hea...

[" 50.A thermodynamic cycle takes in heat energy at a "],[" high temperature and rejects energy at a lower "],[" temperature.If the amount of energy rejected at "],[" the low temperature is "3" times the amount of work "],[" done by the cycle,the efficiency of the cycle is "],[[" (A) "0.25," (B) "0.33],[" (C) "0.67," (D) "0.9]]

Promotional Banner

Similar Questions

Explore conceptually related problems

A thermodynamics cycle takes in beat energy at a high temperature and rejects energy at a lower temperature. If the amount of energy rejected at a lower temperature. If the amount of energy rejected at the klow twmperature is 3 times the amount of work done by the cycle, the effceincy of the cycle is

Heat energy flows from high temperature to low temperature

The amount of heat energy radiated by a metal at temperature T is E. When the temperature is increased to 3T, energy radiated is

The amount of heat energy radiated by a metal at temperature T is E. When the temperature is increased to 3T, energy radiated is

The amount of heat energy radiated by a metal at temperature T is E. When the temperature is increased to 3T, energy radiated is

In a heat engine, the temperature of the working substance at the end of the cycle is

A Carnot enginer abosrbs an amount Q of heat from a reservoir at an absolute temperature T and rejects heat to a sink at a temperature of T//3 . The amount of heat rejects is

In one cycle, a heat engine rejects 80% of the energy absorbed from the hot reservoir to the cold reservoir . Calculate the efficiency of the engine.