EASY
Agniveer Vayu
IMPORTANT
Earn 100

In planetary motion, the areal velocity of position vector of a planet depends on angular velocity ω and the distance of the planet from sun (r). If so, the correct relation for areal velocity is

50% studentsanswered this correctly

Important Questions on Gravitation

EASY
Agniveer Vayu
IMPORTANT
Achieve Indian Airforce Agniveer Vayu Physics Practice Book>Chapter 8 - Gravitation>Exercise>Q 7
According to Kepler, the period of revolution of a planet T and its mean distance from the sun r is related by the equation.
EASY
Agniveer Vayu
IMPORTANT
Achieve Indian Airforce Agniveer Vayu Physics Practice Book>Chapter 8 - Gravitation>Exercise>Q 8
If a new planet is discovered rotating around the Sun with the orbital radius double that of the Earth, then what will be its time period? (in Earth's day)
EASY
Agniveer Vayu
IMPORTANT
Achieve Indian Airforce Agniveer Vayu Physics Practice Book>Chapter 8 - Gravitation>Exercise>Q 9

A planet is revolving around the sun as shown in elliptical path

Question Image

The correct option is 

EASY
Agniveer Vayu
IMPORTANT
Achieve Indian Airforce Agniveer Vayu Physics Practice Book>Chapter 8 - Gravitation>Exercise>Q 1
Two metallic spheres each of mass M are suspended by two strings each of length L The distance between the upper ends of strings is L. The angle which the strings will make with the vertical due to mutual attraction of the spheres is
EASY
Agniveer Vayu
IMPORTANT
Achieve Indian Airforce Agniveer Vayu Physics Practice Book>Chapter 8 - Gravitation>Exercise>Q 2
Two spheres of mass m and M are situated in air and the gravitational force between them is F. The space around the masses is now filled with a liquid of specific gravity 3. The gravitational force will now be
EASY
Agniveer Vayu
IMPORTANT
Achieve Indian Airforce Agniveer Vayu Physics Practice Book>Chapter 8 - Gravitation>Exercise>Q 3
Three particles, each of mass m are kept at the veritices of an equilateral triangle of side  L. The gravitational field at the centre due to these particle is
EASY
Agniveer Vayu
IMPORTANT
Achieve Indian Airforce Agniveer Vayu Physics Practice Book>Chapter 8 - Gravitation>Exercise>Q 4
The orbital velocity of the planet will be maximum at

Question Image
EASY
Agniveer Vayu
IMPORTANT
Achieve Indian Airforce Agniveer Vayu Physics Practice Book>Chapter 8 - Gravitation>Exercise>Q 5
Which of the following is the evidence to show that there must be a force acting on Earth and directed towards the Sun?