# MDCAT Physics Past Papers MCQs Exams Online Quiz Test

If you want past papers MCQs of Physcis for upcoming entrance tests of NTS, PMS, MCAT, ECAT, ACCA and others you are here on right place. Objective type questions with solved answers MCQS of Physics with old Papers most repeated question answers online.

#### Physics Solved MCQs Online Quiz Test

Q.1: The pressure exerted by a column of mercury 76cm high and at 0°C is called——–?

1. 1 atmosphere
2. 1 Newton per square meter
3. 1 Pascal
4. data is insufficient

A

Q.2: If the pressure of a given gas is held constant its density is inversely proportional to its absolute temperature. We can refer it as another statement of——-?

1. Boyles law
2. Charles law
3. Ideal gas law

B

Q.3: Gas molecules of different masses in the same container have the same average transnational kinetic energy which is directly proportional to their——-?

1. volume
2. pressure
3. absolute temperature
4. time

C

Q.4: Boyles law helds for ideal gases in——–?

1. isochoric processes
2. isobaric processes
3. isothermal processes

C

Q.5: If the volume of a gas is held constant and we increase its temperature then——–?

1. its pressure is constant
2. its pressure rises
3. its pressure falls
4. any of above

B

Q.6: Which one is not an example of adiabatic process ?

1. rapid escape of air from a burst tyre
2. rapid expansion of air
3. conversion of water into ice in refrigerator
4. cloud formation in the atmosphere

C

Q.7: In a clinical thermometer the mercury in the capillary tube does not contract once removed from the patient because——–?

1. Mercury takes a long time to contract
2. The amount of mercury use is very small
3. The capillary tube has a small constriction near the bulb
4. The capillary tube is very narrow

C

Q.8: We prefer mercury as a thermometric substance because——-?

1. Over a wide range of temperature its expansion is uniform
2. It does not stick to thermometer glass
3. It opaque to light
4. All of above

D

Q.9: Numerical value of Boltzmanns constant is——-?

1. 1.38×10-31JK-1
2. 3.18×10-31JK-1
3. 3.18×10-23JK-1
4. 1.38×10-23JK-1

D

Q.10: Normal human body temperature 98.6°F corresponds to——-?

1. 37°C
2. 42°C
3. 55°C
4. 410°C

A