Recent questions tagged second law and processes

+3 votes

1 answer

The water in a shallow pond heats up during the day and cools down during the night. Heat transfer by radiation,

asked Jan 29, 2019 in Mathematics by kratos

+1 vote

1 answer

Prove that a cyclic device that violates the Kelvin–Planck statement of the second law also violates the Clausius statement

asked Jan 13, 2019 in Class 11 by kratos

+1 vote

1 answer

Consider the four cases of a heat engine satisfies the first law (energy equation) and if it violates the second law

asked Jan 9, 2019 in Mathematics by kratos

+3 votes

1 answer

The allocation of owner'* private expenses to his/her business violates which of the following?

asked Dec 11, 2018 in Class 12 by kratos

+3 votes

1 answer

Assume a cyclic machine that exchanges 6 kW with a 250°C reservoir and has

asked Nov 22, 2018 in Mathematics by kratos

+1 vote

1 answer

Give Kelvin-plank statement and Clausius statement.

asked Aug 15, 2018 in Class 11 by kratos

+3 votes

1 answer

Consider a heat engine and heat pump connected Assume TH1 = TH2 > Tamb and determine

asked Apr 11, 2018 in Mathematics by kratos

+2 votes

1 answer

A furnace, can deliver heat, QH1 at TH1 and it is proposed to use this to drive a heat engine with a rejection at Tatm instead of direct

asked Mar 31, 2018 in Mathematics by kratos

+1 vote

1 answer

Define Radiation.

asked Jan 13, 2018 in Class 11 by kratos

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