MTG NEET Physics
Assuming density d of a planet to be uniform, we can say that the time period of its artificial satellite is proportional to
22
Sep
Assuming density d of a planet to be uniform, we can say that the time period of its artificial satellite is proportional to Assuming density d of a planet to be uniform we can say that the time period of its artificial satellite is proportional to September 22, 2020 Category: Chapter 10 - Gravitation , [...]
If the escape velocity of a planet is 3 times that of the Earth and its radius is 4 times that of the Earth, then the mass of the planet is ( mass of the earth = 6 x 10^24 kg )
22
Sep
If the escape velocity of a planet is 3 times that of the Earth and its radius is 4 times that of the Earth, then the mass of the planet is ( mass of the earth = 6 x 10^24 kg ) If the escape velocity of a planet is 3 times that of the [...]
A body is released from a point distance r from the centre of earth. If R is the radius of the earth and r>R, then the velocity of the body at the time of striking the earth will be
22
Sep
A body is released from a point distance r from the centre of earth. If R is the radius of the earth and r>R, then the velocity of the body at the time of striking the earth will be A body is released from a point distance r from the centre of earth. If R [...]
A particle of mass ‘m’ is kept at rest at a height 3 R from the surface of earth, where ‘R’ is radius of earth and ‘M’ is mass of earth. The minimum speed with which it should be projected, so that it does not return back, is (g is acceleration due to gravity on the surface of earth)
22
Sep
A particle of mass ‘m’ is kept at rest at a height 3 R from the surface of earth, where ‘R’ is radius of earth and ‘M’ is mass of earth. The minimum speed with which it should be projected, so that it does not return back, is (g is acceleration due to gravity on [...]
The radius in kilometers, to which the present radius of the earth (R =6400 km) is to be compressed so that the escape velocity is increased ten times is
22
Sep
The radius in kilometers, to which the present radius of the earth (R =6400 km) is to be compressed so that the escape velocity is increased ten times is The radius in kilometers to which the present radius of the earth (R =6400 km) is to be compressed so that the escape velocity is increased [...]
Two balls A and B are thrown vertically upwards from the same location on the surface of the earth with velocities 2gR/3‾‾‾‾‾√ and 2gR/3‾‾‾‾‾‾√ respectively, where R is the radius of the earth and g is the acceleration due to gravity on the surface of the earth. The ratio of the maximum height attained by A to that attained by B is
22
Sep
Two balls A and B are thrown vertically upwards from the same location on the surface of the earth with velocities 2gR/3‾‾‾‾‾√ and 2gR/3‾‾‾‾‾‾√ respectively, where R is the radius of the earth and g is the acceleration due to gravity on the surface of the earth. The ratio of the maximum height attained by [...]
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Two balls A and B are thrown vertically upwards from the same location on the surface of the earth with velocities 2gR/3‾‾‾‾‾√ and 2gR/3‾‾‾‾‾‾√ respectively ,
where R is the radius of the earth and g is the acceleration due to gravity on the surface of the earth. The ratio of the maximum height attained by A to that attained by B is ,
What is the escape velocity for a body on the surface of a planet on which the acceleration due to gravity is (3.1)^2 ms^−2 and whose radius is 8100 km?
22
Sep
What is the escape velocity for a body on the surface of a planet on which the acceleration due to gravity is (3.1)^2 ms^−2 and whose radius is 8100 km? What is the escape velocity for a body on the surface of a planet on which the acceleration due to gravity is (3.1)^2 ms^−2 and [...]
The escape velocity of an object from the earth depends upon the mass of the earth ( M ), its mean density (ρ), its radius ( R ) and the gravitational constant ( G ). Thus the formula for escape velocity is
22
Sep
The escape velocity of an object from the earth depends upon the mass of the earth ( M ), its mean density (ρ), its radius ( R ) and the gravitational constant ( G ). Thus the formula for escape velocity is its mean density (ρ) its radius ( R ) and the gravitational constant [...]
The escape velocity corresponding to a planet of mass M and radius R is 50 km s^−1. If the planet’s mass and radius were 4M and R, respectively, then the corresponding escape velocity would be.
22
Sep
The escape velocity corresponding to a planet of mass M and radius R is 50 km s^−1. If the planet’s mass and radius were 4M and R, respectively, then the corresponding escape velocity would be. respectively The escape velocity corresponding to a planet of mass M and radius R is 50 km s^−1. If the [...]
A body is projected up with a velocity equal to 3/4 of the escape velocity from the surface of the earth. The height it reaches is (Radius of the earth is R)
22
Sep
A body is projected up with a velocity equal to 3/4 of the escape velocity from the surface of the earth. The height it reaches is (Radius of the earth is R) A body is projected up with a velocity equal to 3/4 of the escape velocity from the surface of the earth. The height [...]