Laws of Motion Test

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Laws of Motion Test - 64

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Weekly Quiz Competition

Question 1
4 / -1

Assertion Inertia is the property by virtue of which the body is unable to change by itself the state of rest only.
Reason The bodies do not change their state unless acted upon by an unbalanced external force.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.
Question 2
4 / -1

Assertion If the net external force on the body is zero, then its acceleration is zero.
Reason Acceleration does not depend on force.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.

Solution
Question 3
4 / -1

Assertion A man in a closed cabin falling freely does not experience gravity.
Reason Inertial and gravitational mass have equivalence.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.

Solution
Question 4
4 / -1

Assertion Force is required to move a body uniformly along a circle.
Reason When the motion is uniform, acceleration is zero.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.
Question 5
4 / -1

Assertion A body subjected to three concurrent forces cannot be in equilibrium.
Reason If large number of concurrent forces acting on the same point, then the point will be in equilibrium, if sum of all the forces is equal to zero.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.

Solution
Question 6
4 / -1

Assertion Aeroplanes always fly at low altitudes.
Reason According to Newton\'s third law of motion, for every action there is an equal and opposite reaction.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.
Question 7
4 / -1

Assertion Linear momentum of a body changes even when it is moving uniformly in a circle.
Reason In uniform circular motion velocity remain constant.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.
Question 8
4 / -1

Assertion Mass is a measure of inertia of the body in linear motion.
Reason Greater the mass, greater is the force required to change its state of rest or of uniform motion.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.

Solution
Question 9
4 / -1

Assertion The slope of momentum versus time curve give us the acceleration.
Reason Acceleration is given by the rate of change of momentum.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.

Solution
Question 10
4 / -1

Assertion A cyclist always bends inwards while negotiating a curve.
Reason By bending, cyclist lowers his centre of gravity.

A
If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

B
If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

C
If Assertion is true but Reason is False.

D
If the Assertion and Reason both are false.

E
If Assertion is false but Reason is true.

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Re-Attempt Weekly Quiz Competition

Laws of Motion Test - 64

Result

Laws of Motion Test - 64

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SHARING IS CARING

Question 1

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

Question 2

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

Solution

Question 3

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

Solution

Question 4

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

Question 5

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

Solution

Question 6

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

Question 7

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

Question 8

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

Solution

Question 9

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

Solution

Question 10

If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.

If both Assertion and Reason are true but Reason is not the correct explanation of the Assertion.

If Assertion is true but Reason is False.

If the Assertion and Reason both are false.

If Assertion is false but Reason is true.

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