A. prevents thermal interaction
B. permits thermal interaction
C. encourages thermal interaction
D. discourages thermal interaction
E. dos not exist.
A. only one value of specific heat
B. two values of specific heat
C. three values of specific heat
D. no value of specific heat
E. under some conditions one value and sometimes two values of specific heat
A. constant pressure
B. constant temperature
C. constant volume
D. constant entropy
E. N.T.P. condition
A. heat exchange does not take place
B. no work is done by expanding steam
C. there is no change of internal energy of steam
D. all of the above
E. entropy decreases
A. Carnot cycle
B. Rankine cycle
C. Brayton cycle
D. Bell Coleman cycle
E. Dual cycle
A. conservation of heat
B. conservation of work
C. conversion of heat into work
D. conversion fo work into heat
E. conservation of mass
A. increases
B. decreases
C. remains constant
D. first increases and then decreases
E. first decreases and then increases