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Subject :NSO    Class : Class 4

A toy car when released (without applying any force) from point Q of the ramp travels towards point P. What is/are the force(s) responsible for making the car to reach point P?

a. Earth's gravity
b. Earth's magnetic field
c. Frictional force between the wheels and the ramp

Ab. only
Ba. only
Cb. and c. only
Da., b. and c

can be option b

Ans 1:

Class : Class 4
Yes I agree with Soumya Bajaj

Ans 2:

Class : Class 7
can be option b

Ans 3:

Class : Class 4
for speed of car to reach at bottom, gravity, weight of car and slope surface with friction of wheel n ramp all are important

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