General Science - Physics MCQs

1.

Which among the following character of mercury makes it suitable to use in barometers instead of water?

   A.) High density and low vapor pressure
   B.) Low density and low vapor pressure
   C.) High density and high vapor pressure
   D.) Low density and good conductor of heat

Answer: Option 'A'

High density and low vapor pressure

2.

Who among the following is considered by the Indian scientific community to be the father of experimental fluid dynamics research in India and one of the most eminent researchers in the field of turbulence and boundary layers?

   A.) Suhas V. Patankar
   B.) JC Bose
   C.) Satish Dhawan
   D.) M O Smith

Answer: Option 'C'

Satish Dhawan

3.

In which year, Sir Chandrasekhara Venkata Raman was awarded Nobel Prize for Raman effect?

   A.) 1927
   B.) 1929
   C.) 1930
   D.) 1932

Answer: Option 'C'

1930

4.

The ideal fluid which is a hypothetical fluid should contain _______?

   A.) Zero Viscosity Only
   B.) Zero Compressibility Only
   C.) Zero Viscosity & Zero Compressibility
   D.) None of the above

Answer: Option 'C'

Zero Viscosity & Zero Compressibility

5.

VIBGYOR (Violet Indigo Blue Green Yellow Orange Red) are the rainbow colors in which of the following order?

   A.) Increasing Speed
   B.) Increasing wavelength
   C.) Decreasing wavelength
   D.) Increasing polarization

Answer: Option 'B'

Increasing wavelength

6.

Thin lamination is used in a transformer to reduce:

   A.) Corona losses
   B.) Eddy current losses
   C.) Hysteresis losses
   D.) Corona losses

Answer: Option 'B'

Eddy current losses

7.

Equal volumes of all gases contain equal number of molecules under similar conditions of temperature and pressure. Which law says this?

   A.) Bhor’s law
   B.) Boyle’s law
   C.) Charles law
   D.) Avogadro’s Law

Answer: Option 'D'

Avogadro’s Law

8.

Kakrapar Atomic Power Station (KAPS-1) is located in which among the following states?

   A.) Maharastra
   B.) Gujarath
   C.) Goa
   D.) Karnataka

Answer: Option 'B'

Gujarath

9.

Hydraulic Brakes work on which principal?

   A.) Casini’s Laws
   B.) Pascal’s Principle
   C.) Archimedes Principle
   D.) Newton’s Laws

Answer: Option 'B'

Pascal’s Principle

10.

Which among the following waves are most commonly used in the Night Vision Devices?

   A.) Radio Waves
   B.) Infra Red Waves
   C.) Ultra Violet Waves
   D.) Microwaves

Answer: Option 'B'

Infra Red Waves

11.

Which of the following is responsible for the fact that Tennis ball bounces higher at high altitudes than in plains?

   A.) Low atmospheric temperature
   B.) Low Gravity 
   C.) High Gravity 
   D.) Less dense air 

Answer: Option 'D'

Less dense air 

12.

What is the use of Venturimeter?

   A.) to measure subdivisions of scale
   B.) to measure wavelength of radio wave
   C.) To measure friction
   D.) to measure rate of flow of fluids

Answer: Option 'D'

to measure rate of flow of fluids

13.

Who among the following is considered by the Indian scientific community to be the father of experimental fluid dynamics research in India and one of the most eminent researchers in the field of turbulence and boundary layers?

   A.) Suhas V. Patankar
   B.) Satish Dhawan
   C.) M O Smith
   D.) JC Bose

Answer: Option 'B'

Satish Dhawan

14.

Thermonuclear Experimental Reactor (ITER) project is located at?

   A.) China
   B.) France
   C.) Germany
   D.) Italy

Answer: Option 'B'

France

15.

If an egg with shell is placed in a microwave oven, which among the following would most likely happen?

   A.) The egg shell becomes yellow
   B.) The egg will not get warmed
   C.) The egg will get cooked slowly similar to a boiled egg
   D.) The egg shell will explode

Answer: Option 'D'

The egg shell will explode

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