CameraIcon

SearchIcon

MyQuestionIcon

29

You visited us 29 times! Enjoying our articles? Unlock Full Access!

Variation of Weight

If hypothetic...

Question

If hypothetically, an object reaches to the center of the Earth, its weight ____________.

A

will become infinite

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

will become zero

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

will remain same as on the surface

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

cannot be measured

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B will become zero
The mass of earth attracts the object at center of earth in all directions equally. So, net force on the object due to gravity is zero. Hence, the weight of an object at the center of the Earth is zero.

Suggest Corrections

thumbs-up

1

Similar questions

Q. In a hypothetical case, if the diameter of the earth becomes half of its present value and its mass becomes four times of its present value, then how would the weight of any object on the surface of the earth be affected?

Q. If the sides of a square are halved, the its area

(a) remains same
(b) becomes half
(c) becomes one fourth
(d) becomes double

Q. Answer the following questions.

a. What is the difference between mass and weight of an object. Will the mass and weight of an object on the earth be same as their values on Mars? Why?

b. What are (i) free fall, (ii) acceleration due to gravity (iii) escape velocity (iv) centripetal force ?

c. Write the three laws given by Kepler. How did they help Newton to arrive at the inverse square law of gravity?

d. A stone thrown vertically upwards with initial velocity u reaches a height ‘h’ before coming down. Show that the time taken to go up is same as the time taken to come down.

e. If the value of g suddenly becomes twice its value, it will become two times more difficult to pull a heavy object along the floor. Why?

Q. State whether the following are true or false. Rewrite the false ones correctly.
(a) One kg of oranges and one kg of apples will have the same mass anywhere.
(b) On the moon, you can easily lift a load that weighs 60 kg-wt on earth.
(c) Weight is measured using a beam balance.
(d) Mass is the amount of matter present in a body.
(e) A fully loaded truck has more mass than an empty one.
(f) In space, the mass of a body remains the same as it was on earth, but its weight becomes zero.

Q. The radius of a wire is decreased to one-third. If volume remains the same the length will become

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Weight and Mass

PHYSICS

Watch in App

explore_more_icon

Explore more

Variation of Weight

Standard IX Physics

Join BYJU'S Learning Program

CrossIcon