- Remains constant
- Decreases
- Increases
- Decreases and then remains constant
Answer: Option 1 When the air is passed through an insulated chamber having sprays of water maintained at a temperature higher than the dew point temperature of entering air but...
1 Answers 1 viewsAnswer: Option 2 Let'
1 Answers 1 viewsAnswer: Option 1 The efficiency of an heat engine is given by \[\mathop \eta \limits^\iota = \frac{{{Q_1} - {Q_2}}}{{{Q_1}}}\] For heat pump it is given by \[\mathop \eta \limits^\iota = \frac{{{Q_1}}}{{{Q_1}...
1 Answers 1 viewsAnswer: Option 1 Sensible Heat Ratio - SHR - is defined as the sensible heat or cooling load divided by the total heat or cooling load. SHR = qs / qt =...
1 Answers 3 viewsAnswer: Option 1 Fourier's law of heat conduction is k. A. (dT/dx) where Q = Amount of heat flow through the body in unit time, A = Surface area of heat...
1 Answers 1 viewsAnswer: Option 2 The C.O.P. of an absorption type refrigerator is given by [T₃ (T₁ - T₂)]/ [T₁ (T₂ - T₃)] (where T₁ = Temperature at which the working substance...
1 Answers 1 viewsAnswer: Option 1 The C.O.P. of a refrigerator working on a reversed Carnot cycle is T₁ / (T₂ - T₁) where T₁ = Lowest absolute temperature, T₂ = Highest absolute temperature
1 Answers 1 viewsAnswer: Option 2 Let'
1 Answers 1 viewsAnswer: Option 3 Let'
1 Answers 2 views