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 Physics Questions

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Q:

What is the unit of the physical quantity "Young's modulus"?

A) newton B) erg
C) joule D) pascal
 
Answer & Explanation Answer: D) pascal

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Filed Under: Physics
Exam Prep: Bank Exams

2 1898
Q:

Which of the following performs modulation and demodulation?

A) coaxial cable B) modem
C) fiber optic D) satellite
 
Answer & Explanation Answer: B) modem

Explanation:

A modem is a hardware device which performs both modulation and demodulation. MODEM means (Modulator-Demodulator).

 modem_1593758111.png image

 

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1 1897
Q:

Even after sunset, the air near the Earth's surface continue to receive heat due to

A) Insolation B) Terrestrial Radiation
C) Conduction D) Convection
 
Answer & Explanation Answer: B) Terrestrial Radiation

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1 1895
Q:

In the formula average velocity = (u + v) /2, u is the ___________.

A) Final velocity B) Initial displacement
C) Initial velocity D) Final displacement
 
Answer & Explanation Answer: C) Initial velocity

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2 1889
Q:

On which principle does the hydraulic lift works?

A) Newton's law B) Pascal's law
C) Archimedes's law D) Joule's law
 
Answer & Explanation Answer: B) Pascal's law

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1 1888
Q:

Contaminated rags are recommended for disposal in landfills.

A) TRUE B) FALSE
Answer & Explanation Answer: B) FALSE

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Subject: Physics
Exam Prep: Bank Exams

2 1888
Q:

Rate of change of momentum is

A) Area B) Pressure
C) Force D) Velocity
 
Answer & Explanation Answer: C) Force

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Exam Prep: AIEEE , Bank Exams , CAT

1 1887
Q:

Rotameter is used to measure

A) Vortex flow B) Density of fluids
C) Velocity of fluid in pipes D) Flow of fluids
 
Answer & Explanation Answer: D) Flow of fluids

Explanation:

A rotameter is a flow meter that measures volumetric flow of liquids and gases.

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Job Role: Analyst , Bank Clerk , Bank PO

3 1885