1
AIIMS 2017
MCQ (Single Correct Answer)
+1
-0.33

Assertion : The total kinetic energy of a rolling solid sphere is the sum of translational and rotational kinetic energies.

Reason : For all solid bodies, total kinetic energy is always twice of translational kinetic energy.

A
Both assertion and reason are true and reason is the correct explanation of assertion
B
Both assertion and reason are true but reason is not the correct explanation of assertion
C
Assertion is true but reason is false
D
Both assertion and reason are false.
2
AIIMS 2017
MCQ (Single Correct Answer)
+1
-0.33

Assertion : In He-Ne laser, population inversion takes place between energy levels of neon atoms.

Reason : Helium atoms have a metastable energy level.

A
Both assertion and reason are true and reason is the correct explanation of assertion
B
Both assertion and reason are true but reason is not the correct explanation of assertion
C
Assertion is true but reason is false
D
Both assertion and reason are false.
3
AIIMS 2017
MCQ (Single Correct Answer)
+1
-0.33

Assertion : It is hotter over the top of a fire than at the same distance on the sides.

Reason : In the upward direction, the heat propagate through convection.

A
Both assertion and reason are true and reason is the correct explanation of assertion
B
Both assertion and reason are true but reason is not the correct explanation of assertion
C
Assertion is true but reason is false
D
Both assertion and reason are false.
4
AIIMS 2017
MCQ (Single Correct Answer)
+1
-0.33

Assertion : The average value of alternating emf is $$63.39 \%$$ of the peak value.

Reason : The rms value of alternating emf is $$70.72 \%$$ of peak value.

A
Both assertion and reason are true and reason is the correct explanation of assertion
B
Both assertion and reason are true but reason is not the correct explanation of assertion
C
Assertion is true but reason is false
D
Both assertion and reason are false.
EXAM MAP