- Initial temperature is 0°K
- Final temperature is 0°K
- Difference between initial and final temperature is 0°K
- Final temperature is 0°C
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When cut-off ratio is ________; the efficiency of Diesel cycle approaches to Otto cycle efficiency?
Answer: Option 2 Let'
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When cut-off ratio is __________ the efficiency of Diesel cycle approaches to Otto cycle efficiency.?
Answer: Option 1 Let'
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The efficiency of Diesel cycle approaches to Otto cycle efficiency when?
Answer: Option 2 Let'
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The efficiency of a Carnot heat engine operating between absolute temperatures T₁ and T₂ (when, T₁ > T₂) is given by (T₁ - T₂)/T₁. The co-efficient of performance (CO.P.) of a Carnot heat pump operating between T₁ and T₂ is given by?
Answer: Option 2 Let'
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The efficiency of a Carnot heat engine operating between absolute temperatures T₁ and T₂ (when, T₁ > T₂) is given by (T₁ - T₂)/T₁. The co-efficient of performance (C.O.P.) of a Carnot heat pump operating between T₁ and T₂ is given by?
Answer: 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}...
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The C.O.P. of a refrigerator working on a reversed Carnot cycle is (where T₁ = Lowest absolute temperature, and T₂ = Highest absolute temperature)?
Answer: 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
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The stage efficiency (ηS) is given by (where ηB = Blading efficiency, and ηN = Nozzle efficiency)?
Answer: Option 1 Let'
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Various efficiencies of a centrifugal pump are related as (where, ηm = mechanical efficiency ηv = volumetric efficiency. ηma = manometric efficiency ηo = overall efficiency)?
Answer: Option 2 Let'
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During which of the following process does heat rejection takes place in Carnot cycle?
Answer: Option 3 Let'
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Which is the incorrect statement about Carnot cycle?
Answer: Option 1 Let'
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