Cengage NEET by C.P Singh
A spherically symmetric gravitational system of particles has a mass density ρ={ρ0, r≤R0, r>R where ρ0 is a constant. A test mass can undergo circular motion under the influence of the gravitational field of particles. Its speed V as a function of distance r(0
14
Sep
A spherically symmetric gravitational system of particles has a mass density ρ={ρ0, r≤R0, r>R where ρ0 is a constant. A test mass can undergo circular motion under the influence of the gravitational field of particles. Its speed V as a function of distance r(0 A spherically symmetric gravitational system of particles has a mass density [...]
The magnitude of the gravitational field at distance r1 and r2 from the centre of a uniform sphere of radius R and mass M are F1 and F2 respectively. Then
14
Sep
The magnitude of the gravitational field at distance r1 and r2 from the centre of a uniform sphere of radius R and mass M are F1 and F2 respectively. Then The magnitude of the gravitational field at distance r1 and r2 from the centre of a uniform sphere of radius R and mass M are [...]
A particle of mass M is situated at the centre of spherical shell of mass and radius a. The magnitude of the gravitational potential at a point situated at a/2 distance from the centre, will be
14
Sep
A particle of mass M is situated at the centre of spherical shell of mass and radius a. The magnitude of the gravitational potential at a point situated at a/2 distance from the centre, will be A particle of mass M is situated at the centre of spherical shell of mass and radius a. The [...]
Infinite number of masses, each of 1kg, are placed along the x-axis at x=±1m, ±2m, ±4m, ±8m, ±16 m.. The gravitational of the resultant gravitational potential in term of gravitational constant G at the origin (x = 0) is
14
Sep
Infinite number of masses, each of 1kg, are placed along the x-axis at x=±1m, ±2m, ±4m, ±8m, ±16 m.. The gravitational of the resultant gravitational potential in term of gravitational constant G at the origin (x = 0) is ±16 m.. The gravitational of the resultant gravitational potential in term of gravitational constant G at [...]
Four particles each of mass M, are located at the vertices of a square with side L. The gravitational potential due to this at the centre of the square is
14
Sep
Four particles each of mass M, are located at the vertices of a square with side L. The gravitational potential due to this at the centre of the square is are located at the vertices of a square with side L. The gravitational potential due to this at the centre of the square is Four [...]
Two bodies of masses m and 4 m are placed at a distance r. The gravitational potential at a point on the line joining them where the gravitational field is zero is :
14
Sep
Two bodies of masses m and 4 m are placed at a distance r. The gravitational potential at a point on the line joining them where the gravitational field is zero is : Two bodies of masses m and 4 m are placed at a distance r. The gravitational potential at a point on the [...]
Suppose, the acceleration due to gravity at the Earth’s surface is 10ms^−2 and at the surface of Mars it is 4.0ms^−2. A 60 kg passenger goes from the Earth to the Mars in a spaceship moving with a constant velocity. Neglect all other objects in the sky. Which part of figure best represents the weight (net gravitational force) of the passenger as a function of time.
14
Sep
Suppose, the acceleration due to gravity at the Earth’s surface is 10ms^−2 and at the surface of Mars it is 4.0ms^−2. A 60 kg passenger goes from the Earth to the Mars in a spaceship moving with a constant velocity. Neglect all other objects in the sky. Which part of figure best represents the weight [...]
The radius of the earth is 6400 km and g = 10 ms^−2. In order that the body of 5 kg weighs zero at the equator, the angular speed of the earth is
14
Sep
The radius of the earth is 6400 km and g = 10 ms^−2. In order that the body of 5 kg weighs zero at the equator, the angular speed of the earth is the angular speed of the earth is The radius of the earth is 6400 km and g = 10 ms^−2. In order [...]
The weight of an object in the coal mine, sea level and at the top of the mountain are W1, W2 and W3 respectively, then
14
Sep
The weight of an object in the coal mine, sea level and at the top of the mountain are W1, W2 and W3 respectively, then sea level and at the top of the mountain are W1 The weight of an object in the coal mine then W2 and W3 respectively September 14, 2020 Category: Cengage [...]
Let the acceleration due to gravity be g1 at a height h above the earth’s surface g2 at a depth d below the earth’s surface. If g1 = g2,h
14
Sep
Let the acceleration due to gravity be g1 at a height h above the earth’s surface g2 at a depth d below the earth’s surface. If g1 = g2,h H Let the acceleration due to gravity be g1 at a height h above the earth's surface g2 at a depth d below the earth's surface. [...]