Physics Questions

Q:

Polarizing sunglasses are useful because they are able to

Polarizing sunglasses are useful because they are able to

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Subject: Physics Exam Prep: Bank Exams

1 1711
Q:

Weight of a body is maximum at the:

A) Equator B) Pole
C) Subtropics D) Tropics
 
Answer & Explanation Answer: B) Pole

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Q:

The potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ?

A) 8.5 A B) 24 A
C) 10 A D) 12 A
 
Answer & Explanation Answer: A) 8.5 A

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1 1705
Q:

Density of water is maximum at ______.

A) 12 degree Celsius B) 8 degree Celsius
C) 4 degree Celsius D) 0 degree Celsius
 
Answer & Explanation Answer: C) 4 degree Celsius

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Q:

What is the phenomenon which established the transverse nature of light ?

A) Reflection B) Interference
C) Diffraction D) Polarisation
 
Answer & Explanation Answer: D) Polarisation

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Q:

An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is

A) 20 J B) 25 J
C) 10 J D) 40 J
 
Answer & Explanation Answer: A) 20 J

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Q:

The energy obtained from atoms is known as.........

A) Solar energy B) Heat energy
C) Nuclear energy D) Chemical energy
 
Answer & Explanation Answer: C) Nuclear energy

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0 1693
Q:

What is the SI unit of Torque?

A) newton/meter B) newton meter
C) newton second D) newton/meter squared
 
Answer & Explanation Answer: B) newton meter

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