Engineering Thermodynamics The polytropic index (n) is given by log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (v1/ v2)/ log (p1/p2) log (p2/ p1)/log (v1/ v2) log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (v1/ v2)/ log (p1/p2) log (p2/ p1)/log (v1/ v2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Reversed joule cycle is called Brayton cycle Bell Coleman cycle Rankine cycle Carnot cycle Brayton cycle Bell Coleman cycle Rankine cycle Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Work done is zero Heat transfer is zero Both (A) and (B) above Work done is zero but heat increases Work done is zero Heat transfer is zero Both (A) and (B) above Work done is zero but heat increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If the value of n = 0 in the equation pvn = C, then the process is called Constant volume process Constant pressure process Isothermal process Adiabatic process Constant volume process Constant pressure process Isothermal process Adiabatic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to kinetic theory of gases, the absolute zero temperature is attained when Specific heat of gas is zero 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 Volume of the gas is zero Pressure of the gas is zero Kinetic energy of the molecules is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Energy can neither be created nor destroyed but can be converted from one form to other is inferred from Second law to thermodynamics First law of thermodynamics Basic law of thermodynamics Zeroth low of thermodynamic Second law to thermodynamics First law of thermodynamics Basic law of thermodynamics Zeroth low of thermodynamic ANSWER DOWNLOAD EXAMIANS APP
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