If radius of the earth contracts to half...

If radius of the earth contracts to half of its present value without change in its mass, what will be the new duration of the day?

A

`48h`

B

`24h`

C

`12h`

D

`6h`

Text Solution

Verified by Experts

Promotional Banner

Promotional Banner

Topper's Solved these Questions

SYSTEM OF PARTICLES AND ROTATIONAL MOTION
AAKASH INSTITUTE|Exercise Assignment (Section - C) Objective Type Questions (More than one option are correct)|28 Videos
SYSTEM OF PARTICLES AND ROTATIONAL MOTION
AAKASH INSTITUTE|Exercise Assignment (Section - D) Linked Comprehension Type Questions|20 Videos
SYSTEM OF PARTICLES AND ROTATIONAL MOTION
AAKASH INSTITUTE|Exercise Assignment (Section - A) Objective Type Questions (One option is correct)|62 Videos
SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS
AAKASH INSTITUTE|Exercise Assignment (Section-D (Assertion and reason))|5 Videos
TEST 1
AAKASH INSTITUTE|Exercise EXERCISE|9 Videos

Similar Questions

Explore conceptually related problems

If the radius of the earth contracts to half of its present value without change in its mass, what will be the new duration of the day?

If radius of the earth is doubled without change in its mass, what will be the length of the day?

If the earth were to suddenly contract to 1//n^(th) of its present radius without any change in its mass, the duration of the new day will be nearly

the escape velocity on a planet is v. if the radius of the planet contracts to 1/4 of the present value without any change in its mass, the escape velocity will be

If radius of earth becomes n times its present value, without change in mass, then duration of day becomes

If the earth suddenly contracts to one third of its present size without any change in its mass, the ratio of the kinetic energies of the earth after and before contraction will be

AAKASH INSTITUTE-SYSTEM OF PARTICLES AND ROTATIONAL MOTION-Assignment (Section - B) Objective Type Questions (One option is correct)

The centre of a wheel rolling without slipping on a plane surface move...
Text Solution
|
A disc of radius R and mass M is under pure rolling under the action o...
Text Solution
|
A ring of mass m and radius R is acted upon by a force F as shown in t...
Text Solution
|
A solid sphere of mass 2kg is pulled by a constant force acting at its...
Text Solution
|
A hollow sphere is rolling without slipping on a rough surface. The ra...
Text Solution
|
A cylinder is released from the top of an incline making angle theta=4...
Text Solution
|
The minimum horizontal force applied to the centre of wheel of radius ...
Text Solution
|
A solid cylinder is rolling without slipping with velocity of its cent...
Text Solution
|
A cylinder is rolling without slipping on a plank which is also moving...
Text Solution
|
Three identical rods A, B and C each having length l are in shape of l...
Text Solution
|
A particle of mass m=3kg is projected at an angle of 45^(@) with the h...
Text Solution
|
A thin circular ring of mass M and radius r is rotating about its ais ...
Text Solution
|
A disc is undergoing rolling on a horizontal surface. Which of the sta...
Text Solution
|
A theif is running with speed of 10m//s along the line y=10m. The x-y ...
Text Solution
|
A rod AB of mass m and length L is rotating in horizontal plane about ...
Text Solution
|
A uniform rod of mass M and length L is standing vertically along the ...
Text Solution
|
A rod of mass m and length l hinged at the centre is placed on a horiz...
Text Solution
|
Consider a body, shown in figure, consisting of two identical balls, e...
Text Solution
|
A force vecF=(3hati+4hatj)N is acting on a point mass m=((1)/(2))kg at...
Text Solution
|
If radius of the earth contracts to half of its present value without ...
Text Solution
|