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 Physics Questions

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Q:

During _____________ motion of an object along a straight line, the velocity remains constant with time.

A) linear B) translational
C) uniform D) equilibrium
 
Answer & Explanation Answer: C) uniform

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Exam Prep: Bank Exams

1 1949
Q:

Transformer is a device to convert

A) D.C. to A.C. B) Low voltage D.C. into high voltage D.C.
C) Low voltage A.C. into high voltage A.C. D) Mechanical energy into Electrical energy
 
Answer & Explanation Answer: A) D.C. to A.C.

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1 1948
Q:

Bandwidth is the

A) a measure of the width of a range of frequencies B) the rate of data transfer
C) both a & b D) None of the above
 
Answer & Explanation Answer: C) both a & b

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Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

5 1947
Q:

An object at rest will remain at rest and an object in motion will remain in motion until and unless it is acted upon by an external force. This is Newton's

A) First law B) Second law
C) Third law D) Fourth law
 
Answer & Explanation Answer: A) First law

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1 1942
Q:

___________ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system.

A) First law of thermodynamics B) Hooke's Law
C) The coulomb's law D) Faraday's Law
 
Answer & Explanation Answer: A) First law of thermodynamics

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1 1939
Q:

Two vectors are said to be equal if

A) only their magnitudes are same B) only their directions are same
C) both magnitude and direction are same D) magnitudes are same but directions are opposite
 
Answer & Explanation Answer: C) both magnitude and direction are same

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1 1939
Q:

The slope of a Distance­Time graph shows ___________.

A) acceleration B) momentum
C) mass D) speed
 
Answer & Explanation Answer: D) speed

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1 1939
Q:

Convex mirror is generally used in _____.

A) solar cookers B) opthalmoscope
C) reflector for head light D) rear view mirror
 
Answer & Explanation Answer: D) rear view mirror

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1 1938