Physics Questions

Q:

In case of uniform circular motion, the acceleration is

A) Variable in magnitude but constant in direction B) Constant in magnitude and directed radially inwards
C) Variable in magnitude but tangential to the circle D) Zero
 
Answer & Explanation Answer: A) Variable in magnitude but constant in direction

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Q:

The composition of electrician solder is

A) lead-37%, tin-63% B) Iron-37%, tin-63%
C) lead-37%, Steel-63% D) Steel-37%, copper-63%
 
Answer & Explanation Answer: A) lead-37%, tin-63%

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Q:

An object with a constant speed

A) is not accelerated B) might be accelerated
C) is always accelerated D) also has a constant velocity
 
Answer & Explanation Answer: B) might be accelerated

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Q:

Metals can be given different shapes according to our needs because they posses the properties of

 

A) Conductivity and sonorosity B) Malleability and ductility
C) Malleability and sonorosity D) Ductility and conductivity
 
Answer & Explanation Answer: B) Malleability and ductility

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Q:

Which of the following electromagnetic waves has minimum wavelength?

 

A) Alpha B) Gamma
C) Infrared D) X-rays
 
Answer & Explanation Answer: B) Gamma

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Q:

If V/I is a constant, it is called:

 

A) Potential difference B) Current
C) Coulomb D) Resistance
 
Answer & Explanation Answer: D) Resistance

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Q:

Max well is the unit of

A) intensity of magnetization B) permeability
C) magnetic flux D) magnetic susceptibility
 
Answer & Explanation Answer: C) magnetic flux

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2 3765
Q:

Which of the following is a scalar quantity

A) Displacement B) Electric field
C) Acceleration D) work
 
Answer & Explanation Answer: D) work

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