Heat Transfer (NRe.NPr)(D/L) is called the __________ number Peclet None of these Stanton Graetz Peclet None of these Stanton Graetz ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Value of Prandtl number for water ranges from L to 2 100 to 500 1000 to 2000 5 to 10 L to 2 100 to 500 1000 to 2000 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Fourier's law of heat conduction applies to __________ surfaces. Neither A and B Non-isothermal Both A and B Isothermal Neither A and B Non-isothermal Both A and B Isothermal ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The ratio of the total emissive power to the absorptivity for all bodies is same at ther-mal equilibrium. This is __________ law. Planck's Stefan-Boltzman Kirchoffs Wien's displacement Planck's Stefan-Boltzman Kirchoffs Wien's displacement ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Conduction occurs in the buffer zone for a fluid flowing through a heated pipe, only when Prandtl number is L < 1 >1 0.1 L < 1 >1 0.1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer What is the geometric mean of two heat transfer areas A₁ and A₂ ? 1/2 √(A₁ . A₂) 2 √(A₁ . A₂) √(A₁ + A₂) √(A₁ . A₂) 1/2 √(A₁ . A₂) 2 √(A₁ . A₂) √(A₁ + A₂) √(A₁ . A₂) ANSWER DOWNLOAD EXAMIANS APP