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SSC JE Mechanical 2017- Daily Quiz 40

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Question 1

Change in enthalpy in a closed system is equal to the heat transferred, if the reversible process takes place at constant

Question 2

25 kg of water at 97^oC is mixed with 35 kg of water at 47^oC. The pressure being constant and temperature of surrounding is 25^oC, then the decrease in available energy (in KJ) will be

Question 3

The capillary rise at 20 °C in clean glass tube of 1 mm diameter containing water is approximately

Question 4

Which one of the following statements is correct?
The optimum effective temperature for human comfort is

Question 5

Which one of the following pumps in not a positive displacement pump?

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Jul 24ESE & GATE ME