Engineering Thermodynamics Kinetic theory of gases assumes that the collisions between the molecules are Perfectly inelastic Partly inelastic Perfectly elastic Partly elastic Perfectly inelastic Partly inelastic Perfectly elastic Partly elastic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is cooled at constant pressure, Both temperature and volume decreases Its temperature increases but volume decreases Its volume increases but temperature decreases Both temperature and volume increases Both temperature and volume decreases Its temperature increases but volume decreases Its volume increases but temperature decreases Both temperature and volume increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If value of n is infinitely large in a polytropic process pVn = C, then the process is known as constant Volume Pressure Temperature Enthalpy Volume Pressure Temperature Enthalpy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant) mcv (T2 - T1) mcp (T2 + T1) mR (T2 - T1) mcp (T2 - T1) mcv (T2 - T1) mcp (T2 + T1) mR (T2 - T1) mcp (T2 - T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle with decrease in cut-off Decreases First increases and then decreases First decreases and then increases Increases Decreases First increases and then decreases First decreases and then increases Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Carnot cycle efficiency depends upon Working condition Temperature range of operation Condition of engine Properties of the medium/substance used Working condition Temperature range of operation Condition of engine Properties of the medium/substance used ANSWER DOWNLOAD EXAMIANS APP
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