On weight basis, air contains following parts of oxygen_________________?

Related Mcqs:

Work done in a free expansion process is___________________?

A. + ve B. -ve C. zero D. maximum E. minimum...

The basis for measuring thermodynamic property of temperature is given by___________________?

A. zeroth law of thermodynamics B. first law of thermodynamics C. second law of thermodynamics D. third law of thermodynamics E. Avogadro’s hypothesis...

Carnot cycle is__________________?

A. a reversible cycle (ft) an irreversible cycle C. a semi-reversible cycle D. a quasi static cycle E. an adiabatic irreversible cycle...

The efficiency of a Carnot engine depends on_______________________?

A. working substance B. design of engine C. size of engine D. type of fuel fired E. temperatures of source and sink...

Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure___________________?

A. enthalpy B. volume C. mass D. entropy E. specific volume...