Physics one-liners for various competitive examinations- Jan 26

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Physics one-liners for various competitive examinations- Jan 26

Welcome to the Physics Section page.

We know the importance of general awareness, GK (General Knowledge) in various competitive exams for aspirants.

We are publishing general awareness notes and study material on various subjects daily.

These Physics notes are extremely useful for all exams including Bank Exams.

Watch One-LinersĀ 

1-A jet engine works on the principle of conservation of

1-Angular momentum

2-Mass Velocity.

3- Energy Mass.

4- Linear momentum.

2- The electric motor converts

1- Electrical energy into light energy.

2- Electrical energy into mechanical energy.

3- Mechanical energy into electrical energy.

4- None of these.

3- Name the law which is also called the law of inertia.

1- Newton’s Second Law.

2- Newton’s Third Law.

3- Newton’s first law.

4- All of these.

4- With the increase in pressure, the result of the boiling point of any substance

1- Becomes zero.

2- Decreases.

3- Remains Same.

4- Increases.

5- The Product of Force and Velocity is called as-

1- Momentum.

2- Work.

3- Power.

4- Energy.

6- The unit of Astronomical Distance is

1- Lux.

2- Angstrom.

3- Light year.

4- Weber.

7- Young’s modulus is the property of-

1- Both Solid and Liquid.

2- Liquid only.

3- Solid only.

4- Gas only.

8- This quantity remains constant when an artificial Satellite revolves around the Earth in a circular orbit.

1-Linear Velocity.

2- Angular Displacement.

3- Angular Momentum.

4- None of these.

9- In which temperature the density of water is maximum?

1- 0-degree Centigrade.

2- 4-degree Centigrade.

3- 100-degree Centigrade.

4- 273-degree Centigrade.

10- Name the method that can be applied to determine the purity of the metal.

1- Archimedes principle.

2- Pascal’s law.

3- Newton’s law.

4- Boyle’s law.

11- The loudness of a sound depends upon ________ of the sound wave.

1- Wavelength.

2- Pitch.

3- Frequency

4- Amplitude.

12- Name the instrument that is used to study the laws of vibrating string.

1- Hygrometer.

2- Hydrometer.


4- Sonometer.

13- Name the device that is used to measure the wavelength of X-rays.

1- Manometer.

2- Spectrometer.

3- SWR meter.

4- Framing square.

14- Name the instrument that is used to measure atmospheric humidity.

1- Tachometer.

2- Tintometer.

3- Thermometer.

4- Hygrometer.

15- This device is used to measure the intensity of light-

1- Inkometer.

2- Lux meter.

3- Heliometer.

4- Load cell.


1- Linear momentum.

2-Electrical energy into mechanical energy.

3-Newton’s first law.



6-Light year.

7-Solid only.

8-Angular Momentum.

9-4 degree Centigrade.

10-Archimedes principle.

11- Amplitude.




15- Lux meter.

Also, watch other Physics bits hereĀ 

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