SSC – Page 6 – HI MCQ!

What happens to the COP of a heat pump, when the temperature difference between source and sink is increased?

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A heat engine performs a work of 100 kJ per cycle. The efficiency of the engine is 50%. What will be the amount of heat rejected (in kJ) per cycle?

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The flow through a turbine in a Mollier diagram is represented by a ________?

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_______ is present in high percentage in magnet steel?

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Foundry crucible is made up of?

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Corundum contains more than 95%?

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Which of the following equation correctly represents the sensitiveness of the governor?

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A Carnot heat pump is used to maintain a room at a temperature of 27°C , the initial temperature of the room was -4°C . The heat loss from the room is 20 kW. What is the power requirement of the pump?

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The double slider crank chain consists of ________?

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If there is no slip and the creep in the transmission, then what is the equation for the velocity ratio in the open belt drive?

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