Q. What is the efficiency of a heat engine with heat input 5 J and work output 8 J?

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Q. What is the coefficient of performance of a system, if its work input is 50 J and heat removed is 35 J?

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Q. What is the coefficient of performance of a system, if its work input is 75 J and heat removed is 45 J?

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Q. Mechanical energy satisfy which of the following?

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Q. Which of the following is not an example of mechanical energy?

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Q. Which of the following allows complete conversion of mechanical energy?

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Q. Which process allows complete conversion of mechanical energy?

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Q. The mechanical energy balance is the product of equation of motion and which of the following?

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Q. Bernoulli equation is valid for which process?

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Q. What is the height difference of the water (density = 1000 Kg/m³), if the change in Velocity is 2 m/s and change in pressure is 100 Pa?

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Q. What is the height difference of the water (density = 1000 Kg/m³), if the change in Velocity is 10 m/s and change in pressure is 500 Pa?

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Q. What is the height difference of the water (density = 1000 Kg/m³), if the change in Velocity is 10 m/s and change in pressure is 1000 Pa?

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Q. What is the height difference of the water (density = 1000 Kg/m³), if the change in Velocity is 6 m/s and change in pressure is 2000 Pa?

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Q. What is the reversible work done if 5 m³ of an ideal gas is compressed isothermally from 1 Pa to 5 Pa?

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Q. What is the reversible work done if 4 m³ of an ideal gas is compressed isothermally from 2 Pa to 8 Pa?

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Q. What is the reversible work done if 8 m³ of an ideal gas is compressed isothermally from 4 Pa to 16 Pa?

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Q. What is the reversible work done if 4 m³ of an ideal gas is compressed adiabatically pV1.5 = K from 2 Pa to 16 Pa?

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Q. What is the reversible work done if 4 m³ of an ideal gas is compressed adiabatically pV2.5 = K from 1 Pa to 32 Pa?

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Q. A mixture contains 20% of A with Heat Capacity 10 J/°C and 80% of B with Heat Capacity 5 J/°C, what is the Heat Capacity of mixture?

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Q. A mixture contains 40% of A with Heat Capacity 15 J/°C and 60% of B with Heat Capacity 10 J/°C, what is the Heat Capacity of mixture?

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