Which one of the following expresses the relationship between pressure, volume, and temperature of a fixed amount of gas?

(A)

Boyle's law

(B)

Charle’s law

(C)

Combined gas law

(D)

Ideal gas

Question-2

The fact that heavy airplanes can fly through the air, best illustrates,

(A)

Pascal’s principle

(B)

Superposition

(C)

Bernoulli’s principle

(D)

Archimedes principle

Question-3

A hydraulic press allows large masses to be lifted with small forces as a result of which principle?

(A)

Pascal’s

(B)

Bernoulli’s

(C)

Archimedes’

(D)

Newton’s

Question-4

At constant temperature, the relationship between the volume (V) of a given mass of gas and its pressure (P) is

(A)

V = k P

(B)

P = kV

(C)

PV = k

(D)

V/P = k

Question-5

Which pair of the following is a physical quantity having the same unit?

(A)

thrust and pressure

(B)

thrust and weight

(C)

force and pressure

(D)

weight and pressure

Question-6

Which of the following is the best statement of Pascal’s Law?

(A)

Pressure on a confined liquid is transmitted equally in all directions

(B)

A numerical arrangement where each number is the sum of the two numbers above

(C)

Two electrons cannot occupy the same quantum state at the same time

(D)

The volume of a gas is directly related to its temperature

Question-7

One piston in a hydraulic lift has an area that is twice the area of the other. When the pressure at the smaller piston is increased by ∆p the pressure at the larger piston:

(A)

increases by 2∆p

(B)

increases by ∆p/2

(C)

increases by ∆p

(D)

increases by 4∆p

Question-8

The density of mercury is 1.36 x 10^{4} kg/m^{3}. What is the mass of a 4.00 × 10^{-4} m^{-3} sample of mercury?

(A)

6.29 kg

(B)

0.00294 kg

(C)

2.94 kg

(D)

5.44 kg

Question-9

Choose the device used to measure atmospheric pressure, invented by Torricelli.

(A)

thermometer

(B)

barometer

(C)

altimeter

(D)

lactometer

Question-10

If the temperature of a gas is held constant and the pressure doubles, the volume of the gas must

(A)

double

(B)

halve

(C)

triple

(D)

remains the same

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