Calorie is a measure of

Related Mcqs:

An isolated system is one in which_____________________?

A. mass does not cross boundaries of the system, though energy may do so B. neither mass nor energy crosses the boundaries of the system C. both energy and mass cross the boundaries of the system D. mass crosses the boundary but not the energy E. thermodynamic reactions do not occur...

In order that a cycle be reversible, following must be satisfied ________________?

A. free expansion or friction resisted expansion/compression process should not be encountered B. when heat is being absorbed, temperature of hot source and working sub¬stance should be same C. when beat is being rejected, temperature of cold source and working sub-stance should be same D. all of the above E. none of the above...

The first law of thermodynamics is the law of_________________?

A. conservation of mass B. conservation of energy C. conservation of momentum D. conservation of heat E. conservation of temperature...

If a system after undergoing a series of processes, returns to the initial state then__________________?

A. process is thermodynamically in equilibrium B. process is executed in closed system cycle C. its entropy will change due to irreversibility D. sum of heat and work transfer will be zero E. no work will be done by the system...

Which of the following variables controls the physical properties of a perfect gas_________________?

A. pressure B. temperature C. volume D. all of the above E. atomic mass...