EASY
JEE Main
IMPORTANT
Earn 100

Calculate the force with which you attract the Earth.

Important Questions on The Forces

MEDIUM
JEE Main
IMPORTANT
At what distance should two charges, each equal to 1 C be placed, so that the force between them equals a person's weight(Average mass =64 kg)?
EASY
JEE Main
IMPORTANT
Two spherical bodies, each of mass 50 kg, are placed at a separation of 20 cm. Equal charges are placed on the bodies, and it is found that the force of Coulomb repulsion equals the gravitational attraction in magnitude. Find the magnitude of the charge placed on either body.
EASY
JEE Main
IMPORTANT
A monkey is sitting on a tree limb. The limb exerts a normal force of 48 N and a frictional force of 20 N. Find the magnitude of the total force exerted by the limb on the monkey.
EASY
JEE Main
IMPORTANT
A bodybuilder exerts a force of 150 N against a bullworker and compresses it by 20 cm. Calculate the spring constant of the spring in the bullworker.
EASY
JEE Main
IMPORTANT
A satellite is projected vertically upwards from an Earth station. At what height above the Earth's surface will the force on the satellite, due to the Earth be reduced to half of its value at the Earth station? (Radius of the Earth is 6400 km)
EASY
JEE Main
IMPORTANT
Two charged particles placed at a separation of 20 cm exert 20 N of Coulomb's force on each other. What will be the force, if the separation is increased to 25 cm?
EASY
JEE Main
IMPORTANT

The force with which the Earth attracts an object is called the weight of the object. Calculate the weight of the Moon from the following data.

1. The universal constant of gravitation is G=6.67×10-11 N m2 kg-2.

2. Mass of the Moon is 7.36×1022 kg.

3. Mass of the Earth is 6×1024 kg.

4. The distance between the Earth and the Moon is 3.8×105 km.

EASY
JEE Main
IMPORTANT
Find the ratio of the magnitude of the electric force to the gravitational force acting between two protons.