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Subject :NSO    Class : Class 9

Two identical balls are at rest side by side at the bottom of a hill. Some time after ball A is kicked up the hill, ball B is given a kick up the hill. Ball A is headed downhill when it passes ball B headed up the hill. At the instant when ball A passes ball B, it has the same.

A Position and velocity as ball B
B Position and acceleration as ball B
C Velocity and acceleration as ball B
D Displacement and velocity as ball B


Ans 1:

Class : Class 9

Ans 2:

Class : Class 9
acceleration due to gravity should be negative for B while positive for A thus not same

Ans 3: (Master Answer)

Class : Class 1

The correct answer is B.

Position and acceleration of A is same as that of B at the instant when ball A passes ball B.

Ans 4:

Class : Class 9
How position and acceleration will be same at that point?

Ans 5:

Class : Class 10
In this condition how the acceleration is same?

Ans 6:

Class : Class 9
the displacement is same

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