Thermodynamics Test Questions


Q.  A perpetual motion machine is___________________?

a. a thermodynamic machine
b. a non-thermodynamic machine
c. a hypothetical machine
d. a hypothetical machine whose opera-tion would violate the laws of thermodynamics
e. an inefficient machine


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  For a thermodynamic process to be reversible, the temperature difference between hot body and working substance should be___________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which of the following processes is irreversible process___________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called___________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  If a gas vapour is allowed to expand through a very minute aperture, then such a process is known as__________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  For which of the following substances, the internal energy and enthalpy are the functions of temperature only____________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Universal gas constant is defined as equal to product of the molecular weight of the gas and_______________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  The value of the product of molecular weight and the gas characteristic constant for all the gases in M.K.S. unit is______________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  For which of the following substances, the gas laws can be used with minimum error_________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  One watt is equal to__________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be__________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  In an isothermal process, the internal energy of gas molecules________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  The term N.T.P. stands for________________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  The index of compression n tends to reach ratio of specific heats y when____________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Solids and liquids have___________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure___________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Work done in an adiabatic process between a given pair of end states depends on__________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which of the following is not the intensive property___________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Which of the following is the property of a system___________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  According to Avogadro’s law, for a given pressure and temperature, each molecule of a gas_________________?
Category: Mechanical Engineering Questions,   Published by: teswesm
MCQs:  Properties of substances like pressure, temperature and density, in thermodynamic coordinates are__________________?
Category: Mechanical Engineering Questions,   Published by: teswesm