Engineering Thermodynamics

volume of the gas is zero ✘ pressure of the gas is zero ✘ kinetic energy of the molecules is zero ✘ specific heat of gas is zero ✔

E/3

✘

E/2

✘

3E/4

✘

2E/3

✔

perfectly elastic ✘ perfectly inelastic ✘ partly elastic ✘ partly inelastic ✔

T ✘ j ✘ J2 ✘ Vr ✔

exactly as gas ✘ as steam ✘ as ordinary vapour ✘ approximately as a gas ✔

✘ vacuum ✘ zero pressure ✘ centre of earth ✔

at sea level ✘ at the center of the earth ✘ when molecular momentum of the system becomes zero ✘ under vacuum conditions ✔

newton ✘ pascal ✘ erg ✘ watt ✔

a temperature of ✘ a temperature of 0 ✘ a temperature of 273 ✘ a negative pressure and 0 ✔

0.17 ✘ 0.21 ✘ 0.24 ✘ 1 ✔