GATE 2023 II Thermodynamics II Rank Booster Quiz 38

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Question 1

Piston- cylinder arrangement with valves is an example of ____.

• AClosed system
• BOpen system
• CIsolated system
• DPartially open system

Question 2

Measurement of temperature is based on which law of thermodynamics?

• Azeroth law of thermodynamics
• BFirst law of thermodynamics
• CSecond law of thermodynamics
• DThird law of thermodynamics

Question 3

Which one of the following is correct?
The cyclic integral of for a cycle is

• Apositive
• Bnegative
• Czero
• Dunpredictable

Question 4

When heat is added to the system , it is taken as_____.?

• APositive
• BNegative
• CBoth
• DNone of these

Question 5

A closed system undergoes a process 1-2 for which the values of Q_1-2and W_1-2 are + 20 kJ and + 50 kJ respectively. If the system is returned to state 1 and Q_2-1 is -10 kJ. What is the value of the work W_{2-1________.}

• A+ 20 kJ
• B- 40 kJ
• C- 80 kJ
• D+ 40 kJ

Question 6

In a new temperature scale say °ρ, the boiling and freezing points of water at one atmosphere are 100 °ρ and 300 °ρ respectively.The reading of 0°ρ on the Centigrade scale will be

• A-50 °C
• B0 °C
• C100 °C
• D150 °C

Question 7

Heat is supplied to a system such that, the temperature of system rises by 30 °C. This temperature rise is equivalent to a temperature rise of
(A) 30 K
(B) 54 F
(C) 303 K
(D) 62 K
Which of the above options are correct?

• AA only
• BBoth A and B
• CC only
• DD only

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