Thermal Properties of Matter Test

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Thermal Properties of Matter Test - 30

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Weekly Quiz Competition

Question 1
4 / -1

A vessel containing 1 mole of O₂ gas (molar mass 32) at a temperature T. The pressure of the gas is P. An identical vessel containing one mole of He gas (molar mass 4) at temperature 2 T has a pressure of

A
P/8

B
P

C
2 P

D
8 P

Solution
Question 2
4 / -1

The mean distance between the atoms of iron is 3 × 10^–10 m and interatomic force constant for iron is 7 N/m. The Young’s modulus of elasticity for iron is

A
2.33 × 10⁵ N/m²

B
23.3 × 10¹⁰ N/m²

C
2.33 × 10⁹ N/m²

D
2.33 × 10¹⁰ N/m²

Solution
Question 3
4 / -1

8 g of O₂, 14 g of N₂ and 22g of CO₂ is mixed in a container of 10 litre capacity at 27^oC. The pressure exerted by the mixture in terms of atmospheric pressure is (R = 0.082 litre atm. K^–1 mol^–1)

A
1.4 atm

B
2.5 atm

C
3.7 atm

D
8.7 atm

Solution
Question 4
4 / -1

A spherical ball is dropped in a long column of viscous liquid. Which of the following graphs represent the variation of
(i) gravitational force with time
(ii) viscous force with time
(iii) net force acting on the ball with time

A
Q, R, P

B
R, Q, P

C
P, Q, R

D
R, P, Q
Question 5
4 / -1

On the Celsius scale the absolute zero of temperature is at

A
0^oC

B
–32^oC

C
100^oC

D
–273.15^oC

Solution
Question 6
4 / -1

Oxygen boils at –183^oC. This temperature is approximately

A
215^oF

B
–297^oF

C
329^oF

D
361^oF

Solution
Question 7
4 / -1

The temperature of the sun is measured with

A
Platinum thermometer

B
Gas thermometer

C
Pyrometer

D
Vapour pressure thermometer
Question 8
4 / -1

Thermoelectric thermometer is based on

A
Photoelectric effect

B
Seebeck effect

C
Compton effect

D
Joule effect
Question 9
4 / -1

Maximum density of H₂O is at the temperature

A
32^oF

B
39.2^oF

C
42^oF

D
4^oF

Solution
Question 10
4 / -1

The study of physical phenomenon at low temperature (below liquid nitrogen temperature) is called

A
Refrigeration

B
Radiation

C
Cryogenics

D
Pyrometry

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Re-Attempt Weekly Quiz Competition

Thermal Properties of Matter Test - 30

Result

Thermal Properties of Matter Test - 30

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Question 1

P/8

P

2 P

8 P

Solution

Question 2

2.33 × 105 N/m2

23.3 × 1010 N/m2

2.33 × 109 N/m2

2.33 × 1010 N/m2

Solution

Question 3

1.4 atm

2.5 atm

3.7 atm

8.7 atm

Solution

Question 4

Q, R, P

R, Q, P

P, Q, R

R, P, Q

Question 5

0oC

–32oC

100oC

–273.15oC

Solution

Question 6

215oF

–297oF

329oF

361oF

Solution

Question 7

Platinum thermometer

Gas thermometer

Pyrometer

Vapour pressure thermometer

Question 8

Photoelectric effect

Seebeck effect

Compton effect

Joule effect

Question 9

32oF

39.2oF

42oF

4oF

Solution

Question 10

Refrigeration

Radiation

Cryogenics

Pyrometry

User

Question Analysis

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2.33 × 10⁵ N/m²

23.3 × 10¹⁰ N/m²

2.33 × 10⁹ N/m²

2.33 × 10¹⁰ N/m²

0^oC

–32^oC

100^oC

–273.15^oC

215^oF

–297^oF

329^oF

361^oF

32^oF

39.2^oF

42^oF

4^oF