Online TestScience
HEAT GAS LAWS
Unit – VII HEAT GAS LAWS - PHYSICS
Congratulations - you have completed Unit – VII HEAT GAS LAWS - PHYSICS.
You scored %%SCORE%% out of %%TOTAL%%.
Your performance has been rated as %%RATING%%
Your answers are highlighted below.
Question 1 |
The degree of hotness or coldness of a body is ……………
heat | |
temperature |
Question 2 |
Select the liquid from the following which has the specific heat capacity of 4180 Jkg-1 k-1
mercury | |
kerosene | |
water | |
coconut oil |
Question 3 |
Heat is that form of energy that is transferred from one object to another due to ………….
height difference | |
temperature difference | |
mass difference | |
velocity difference |
Question 4 |
Heat is energy that is ………………
in transit | |
stationary | |
contained in a body |
Question 5 |
Heat is ……………
moving energy | |
unmoving energy |
Question 6 |
Absolute scale of temperature is known as …………
Celsius | |
scale | |
Kelvin scale |
Question 7 |
One of the pioneers of manned balloon.
Jacques Charles | |
Ben Franklin | |
Ferdinand Zeppelin | |
Henri Giffard |
Question 8 |
The substance with highest specific heat capacity
copper | |
aluminium | |
mercury | |
water |
Question 9 |
The substance with lowest specific heat capacity.
copper | |
aluminium | |
mercury | |
water |
Question 10 |
Gas equation
P/T = Constant | |
V/T = Constant | |
PV/T = Constant | |
PV = Constant |
Question 11 |
The concept of absolute zero was proposed by………..
Jacques Charles | |
Lord Kelvin | |
Gay Lussac | |
Dalton |
Question 12 |
The heat required to raise the temperature of unit mass of a substance through unit temperature.
Thermal capacity | |
Specific heat capacity |
Question 13 |
At constant temperature, when the volume increases, the pressure ………….
Decreases | |
Increases |
Question 14 |
Pressure remaining constant, the volume of a given mass of gas is directly proportional to the absolute temperature. This is called the law of …………….
Pressures | |
Volumes |
Question 15 |
……… is Mars Orbiter Spacecraft.
Chandrayan | |
Mangalyan |
Question 16 |
Match the following:
- Change of State Example
- Vaporization a) Burning of champhor
- Condensation b) Water changed into ice
- Freezing c) Steam
- Sublimation d) Rain
3 4 2 1 | |
4 3 1 2 | |
2 1 3 4 | |
1 2 4 3 |
Question 17 |
Match the following:
- Boyle’s Law a) P/T = a constant
- Charles Law b) PV = a constant
- Law of pressures c) V/T = a constant
3 2 1 | |
3 1 2 | |
2 1 3 | |
1 2 3 |
Question 18 |
Match the following:
Quantity Unit
- Specific latent heat a) Kelvin
- Thermal capacity b) JKg-1K-1
- Specific heat capacity c) J/Kg
- Temperature d) JK-1
3 2 1 4 | |
3 1 4 2 | |
2 1 3 4 | |
4 3 1 2 |
Question 19 |
Match the following:
- Quantity / Law Formula
- Boyle’s Law a) V/T = a constant
- Latent heat b) m x c x ∆t
- Charle’s Law c) mL
- Quantity of heat d) PV = a constant
3 1 4 2 | |
3 2 1 4 | |
3 4 2 1 | |
4 3 1 2 |
Question 20 |
- Assertion (A) : The specific heat capacity of water is the highest of all substances.
- Reason (R) : Thermal capacity is the amount of heat required to raise the temperature of 1kg of a substance through 1 K.
A is correct, R is wrong | |
R is correct, A is wrong | |
A is correct, R explains s A | |
Both A and R are correct |
Question 21 |
- Assertion (A) : Temperature remaining constant, the pressure of a given mass of gas is directly proportional to its volume.
- Reason (R) : The heat required to melt a substance without change in temperature is called latent heat of fusion
A is correct, R is wrong | |
A is wrong, R is correct | |
A is correct, R explains s A | |
Both A and R are correct |
Question 22 |
- Assertion (A) : The zero of the Kelvin scale corresponds to -273oC
- Reason (R) : At this temperature all molecules come to rest. So it is called absolute zero.
A is correct, R is wrong | |
A is wrong, R is correct | |
A is correct, R explains s A | |
Both A and R are correct |
Once you are finished, click the button below. Any items you have not completed will be marked incorrect.
There are 22 questions to complete.