Physics Class 11 - Chapter 11Heat and ThermodynamicsTest - 1

Physics Class 11 - Chapter 11
Heat and Thermodynamics
Test - 1

1. Celsius degree is larger than a Fahrenheit degree by a factor?

a) 9/5
b) 9.5
c) 5.9
d) 5/9

2. Dimension of pressure is?

a) MLT^-1
b) MLT
c) ML^-1T^-2
d) ML^-2T^-2

3. We prefer thermometric substance mercury because?

a) All of these
b) It does not stick to thermometer glass
c) It is opaque to light
d) At a wide range temperature its expansion is uniform

4. The scale of temperature based on two fixed points, which are?

a) The temperature of water at 0C and 100C
b) The temperature of melting ice and boiling water at atmospheric pressure
c) The temperature of ice cold and boiling water
d) The temperature of frozen and boiling mercury

5. Molar specific heat of diatomic gas as compare to monatomic is?

a) Greater than
b) Same
c) Less than
d) Not specified

6. Freezing point of water is?

a) 0C
b) All of these
c) 273K
d) 32F

7. The centigrade and Fahrenheit scale shows the same reading at a temperature?

a) 40C
b) -40F
c) -40C
d) 40F

8. Amount of heat required to raise the temperature of a substance through 1K is called?

a) Heat capacity
b) Heat content
c) Heat energy
d) Specific heat

9. Heat is the form of?

a) Fire
b) Energy
c) Power
d) Light

10. Which one is the application of 1st law of thermodynamics?a) Isothermal process
b) All of these
c) Isobaric process
d) Isochoric process

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