Heat Transfer Heat transfer occurs by natural convection because change in temperature causes difference in Viscosity Density Heat capacity Thermal conductivity Viscosity Density Heat capacity Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a multipass shell and tube heat exchanger, tube side return pressure loss is equal to __________ the velocity head square root of none of the listed here twice four times square root of none of the listed here twice four times ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For a fluid flowing in an annulus space, the wetted perimeter for heat transfer and pressure drop are Different Linearly related Same Never different Different Linearly related Same Never different ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Unsteady state heat conduction occurs, when Temperature distribution is dependent on time Temperature distribution is independent of time Heat flows in one direction only Three dimensional heat flow is concerned Temperature distribution is dependent on time Temperature distribution is independent of time Heat flows in one direction only Three dimensional heat flow is concerned ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the geometric mean of two heat transfer areas A₁ and A₂ ? √(A₁ + A₂) 1/2 √(A₁ . A₂) 2 √(A₁ . A₂) √(A₁ . A₂) √(A₁ + A₂) 1/2 √(A₁ . A₂) 2 √(A₁ . A₂) √(A₁ . A₂) ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For what value of Prandtl number, St = f/2? > 1 2 1.5 1 > 1 2 1.5 1 ANSWER DOWNLOAD EXAMIANS APP
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