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Physics

All MCQs

Physics

91.

Which of the following materials is typically used as a conductor of electricity due to its high electrical conductivity?

A

B

C

D

92.

What is the SI unit of magnetic flux density?

A

B

C

D

93.

What type of lens is used in a magnifying glass to create a virtual and magnified image of an object?

A

B

C

D

94.

What is the phenomenon where light waves combine to create regions of increased intensity and regions of decreased intensity?

A

B

C

D

95.

Which of the following is a measure of an object's resistance to changes in its rotational motion?

A

B

C

D

96.

If an object is in free fall near the surface of the Earth, what is the value of its acceleration due to gravity?

A

B

C

D

97.

What is the term for a thermodynamic process in which the system exchanges heat with its surroundings but experiences no change in temperature?

A

B

C

D

98.

What is the phenomenon where an electric current is induced in a wire when the magnetic field around it changes?

A

B

C

D

99.

What type of mirror forms a virtual and diminished image of an object?

A

B

C

D

100.

What is the term for a thermodynamic process in which no heat is exchanged with the surroundings, and there is no change in entropy?

A

B

C

D