Thermodynamics (BITSAT Physics): Questions 7 - 12 of 16

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Question number: 7

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

MCQ▾

Question

When the amount of work done is Equation and change in internal energy is Equation , then the heat supplied is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 8

» Thermodynamics » Work in Thermodynamic Process and PV Diagrams

MCQ▾

Question

The first operation involved in a Carnot cycle is

Choices

Choice (4) Response

a.

Isothermal compression

b.

Adiabatic compression

c.

Adiabatic expansion

d.

Isothermal expansion

Question number: 9

» Thermodynamics » Laws of Thermodynamics » First Law of Thermodynamics

MCQ▾

Question

If the heat of Equation is added to a gaseous system, whose internal energy is Equation , then the amount of external work done is

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 10

» Thermodynamics » Concept of Temperature

MCQ▾

Question

If a thermometer reads freezing point of water as Equation and boiling point as Equation how much thermometer read when the actual temperature is Equation

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 11

» Thermodynamics » Concept of Temperature

MCQ▾

Question

When the atmospheric temperature becomes nearly equal to the dew point, then

Choices

Choice (4) Response

a.

Relative humidity is 90%

b.

Relative humidity is 100%

c.

Relative humidity is 50%

d.

Nothing can be said

Question number: 12

» Thermodynamics » Concept of Temperature

MCQ▾

Question

A Centigrade and a Fahrenheit thermometer are dipped in boiling water. The water temperature is lowered until the Fahrenheit thermometer registers Equation . The fall in temperature as registered by the Centigrade thermometer will be –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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