# Thermodynamics II

10 Questions | Total Attempts: 818  Settings  This quiz item is intended for students under the Tutorial Class. Its objectives is to determine their basic understanding and knowledge on thermodynamic laws and processes.

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• 1.
In a thermodynamic process in which the pressure is held constant, the heat transferred to the system is.
• A.

= zero

• B.

= ΔU + W

• C.

= W + PV

• D.

= ΔS

• 2.
In a thermodynamic process in which the heat content of the system or a certain quantity of matter remains constant, the heat transferred is.
• A.

= zero

• B.

= ΔU + W

• C.

= W + PV

• D.

= P(V1-V2)

• 3.
Which of the following is true about reversible process?
• A.

The process is rotation

• B.

The process is cyclic

• C.

The process can be moved by insignificant change without heat dissipation

• D.

The process can be reversed by insignificant change of phase equal to the loss of energy

• 4.
At constant P and T, the volume of a gas is inversely proportional to pressure.
• A.

True

• B.

False

• 5.
AMONTON'S law states that if the volume of a fixed gas is held constant, its pressure is directly proportional to its temperature.
• A.

True

• B.

False

• 6.
If the temperature of a fixed gas of a mass is kept constant, its pressure is inversely proportional to its volume. This statement is governed by.
• A.

AMONTON'S LAW

• B.

BOYLE-MARIOTTE'S LAW

• C.

CHARLES LAW

• D.

J.B. JOHNSON'S LAW

• 7.
A 12 liters sample containing 0.25 mole of oxygen gas (O2), behaves at a pressure and temperature of 1 atm and 200C respectively. If the sample oxygen will be converted into ozone (O3) at the pressure and temperature, what would be the volume of ozone?
• A.

8.0 liters

• B.

8.133 liters

• C.

12.0 liters

• D.

12.34 lites

• 8.
A 2.00 - Liter gas is at 740.0 mmHg pressure. What is its volume at standard pressure?
• A.

1.90 liters

• B.

1.95 liters

• C.

2.0 liters

• D.

2.5 liters

• 9.
A gas is collected and found to fill 2.85 Liters at 25.0°C. What will be its volume at standard temperature?
• A.

3.0 liters

• B.

2.98 liters

• C.

2.86 liters

• D.

2.61 liters

• 10.
The energy of the motions of atoms and molecules within an object or system.
• A.

Internal energy

• B.

Enthalpy

• C.

Heat

• D.

Entropy