EASY

Earn 100

How do you prove that acceleration is independent of masses?

Important Questions on Physical Environment-Forces Active without Contact

EASY

Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

The value of

g

on earth is about _____ (six/sixteen) times of that on the moon.

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Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

Moon's gravity is _____ (one-fourth/one-sixth) of that of earth.

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Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

The value of $g$ at the centre of the Earth is _____.

(Choose from: infinity/ zero)

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Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

In order that the force of gravitation between two bodies becomes noticeable and may cause motion, one of the bodies must have an extremely large _____. (Mass/Momentum)

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Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

If $g$ is the acceleration due to gravity on earth, during a free fall towards moon the acceleration of a body is equal to _____.

(Choose from the following: $6 g, \frac{g}{6}, \frac{6}{g}$ )

EASY

Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

The force exerted by the earth is called _____ force.

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Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

The acceleration due to gravity on the moon is about _____ of that of the earth. (Choose out of: one-fourth, one-sixth, four times, six times)

EASY

Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

The SI unit of

G

is _____

m^{2} {kg}^{- 2}

MEDIUM

Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

If your weight is

48

kg on the earth you will weigh only _____ kg on the moon.

MEDIUM

Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

The average value of

g

on the surface of the Earth is _____

m s^{- 2}

. Give answer till one place of decimal.

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Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

The weight of an object on the earth is about _____ of its weight on the moon.
Select among: four times, one sixth, six times, one fourth.

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Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

For a body falling freely towards the surface of earth the acceleration is _____.

(Choose from the options: acceleration due to gravity/ zero/ changes at every instance)

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Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

A ball thrown upwards always falls down to the ground due to the _____ force.

EASY

Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

If the weight of a body is

6 N

on the moon, it will be _____

N

on the earth.

EASY

Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

The value of G is

x \times 10^{- 11} {N m}^{2} {/kg}^{2}

. The value of

x

is _____.

EASY

Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

Choose the right word:

_____ (Muscular, Gravity) is the force with which the earth pulls objects towards itself.

EASY

Science>Physics>Physical Environment-Forces Active without Contact>Gravity and Gravitation

The force between two _____ (large / point) masses is proportional to the product of their masses and inversely proportional to the square of the distance between them.