The escape velocity on the surface of ea...

The escape velocity on the surface of earth is `11.2 km s^-1` . What would be the escape velocity on the surface of another planet of the same mass but 1/4 times the radius of the earth?

`5.6 km s^-1`

`11.2 km s^-1`

`22.4 km s^-1`

`44.8 km s^-1`

Text Solution

Verified by Experts

Topper's Solved these Questions

Transfer of heat
MODERN PUBLICATION|Exercise Exercise|27 Videos
Unit test - Properties of bulk matter
MODERN PUBLICATION|Exercise Example|130 Videos

Similar Questions

Explore conceptually related problems

The value of 'G' on the surface of earth is 6.67xx 10^- 11 Nm^2//kg^2 . What is its value on the surface of moon ?

If a planet existed whose mass and radius were both half of that of the eawrth. What would be the acceleration due to gravity at the surface of the planet in terms of that on the surface of the earth?

An object weighs 10 N when measured on the surface of the earth. What would be its weight when measured on the surface of the moon?

The acceleration due to gravity on the surface of moon is 1.7 m s^-2 . What isthe time period of a simple pendulum on the surface of moon if itstime period on the surface of earth is 3.5 s? (gon the surface of earth is 9.8 m s6-2 )

The length of a second's pendulum on the surface of Earth is 1 m. What will be the length of a second's pendulum on the moon?

At what altitude in metre will the acceleration due to gravity be 25% of that at the earth's surface? (R is the radius of the earth)

MODERN PUBLICATION-Unit Test - Gravitation-Example

The escape velocity for a body projected vertically upwards from the s...
Text Solution
|
The escape velocity of a body on the surface of the earth is 11.2kms^-...
Text Solution
|
The escape velocity on the surface of earth is 11.2 km s^-1 . What wou...
Text Solution
|
With what velocity should an object be projected from the surface of t...
Text Solution
|
the earth is assumed to be a sphere of radius R. A platform is arrange...
Text Solution
|
The radii of circular orbits of two satellites A and B of the earth ar...
Text Solution
|
A satellite A of mass m is at a distance r from the centre of the eart...
Text Solution
|
The mean radius of earth is R, its angular speed about its own axis is...
Text Solution
|
A satellite is moving in an orbit of radius raround the earth. Find th...
Text Solution
|
Two knights of the earth S1 and S2 are moving in the same orbit. The ...
Text Solution
|
A roller coaster is designed such that riders experience weightlessnes...
Text Solution
|
A man of 50 kg standing in a gravity free space at a height of 10 m ab...
Text Solution
|
Plot the graph of g w.rt. distance from centre of earth
Text Solution
|
The dependence of the acceleration due to gravity g distance r from th...
Text Solution
|
A particle is projected vertically upward from the ground. It crosses ...
Text Solution
|
A particle of mass M is situated at the centre of a spherical shell of...
Text Solution
|
A particle of mass m is thrown upwards from the surface of the earth, ...
Text Solution
|
The additional kinetic energy to be provided to a plate of mass m revo...
Text Solution
|
All the known planets revolve in
Text Solution
|
Show that Kepler's second law follows from the law of conservation of ...
Text Solution
|