Welcome to your Gravitational - 4
1.
Gravitational force is conservative because
2.
As distance between two masses approaches infinity, gravitational force becomes
3.
Net force at centre of equilateral triangle with equal masses
5.
Gravitational force inside a hollow spherical shell is
6.
g decreases linearly with
7.
g variation outside Earth graph is
8.
If mass doubles and distance halves, force becomes
9.
Centrifugal force due to rotation is maximum at
10.
Weight of body is maximum at
11.
Weight of body at centre of Earth is
12.
Net gravitational force at the centre of a cube with equal masses at all corners
13.
g variation inside Earth graph is
14.
Expression for g at depth d is
15.
Work done by gravity in circular orbit
16.
g at centre of Earth is
18.
Direction of force on m₁ due to m₂ is
19.
Reason for inverse square law of gravitation is
20.
Gravitational interaction is classified as
21.
g depends on latitude because Earth is
22.
A central force is one that acts
23.
Inside a solid sphere, gravitational force varies as
24.
Gravitational force is independent of
25.
If Earth stopped rotating, g at equator would
26.
Gravitational potential inside hollow sphere is
27.
Force between Earth and Sun depends on
28.
At what depth is g half of surface value
29.
Resultant force on one mass at vertex of equilateral triangle
30.
g variation inside Earth assumes Earth is
31.
g variation with latitude is due to
32.
Gravitational field is
33.
Gravitational field at centre of uniform ring
34.
Gravitational potential energy is negative because
35.
Nature of gravitational force is
36.
Gravitational constant G depends on
37.
Gravitational force varies with distance as
38.
Dimensional formula of G is
39.
If Earth’s density increases with depth, g will
40.
Gravitational field inside a hollow spherical shell is
41.
Escape velocity from a planet depends on
42.
Force between masses m and 4m at distance r remains same when distance becomes
43.
Superposition principle states forces
44.
If distance is doubled, force becomes
45.
Net gravitational force at centre of a square due to equal masses at corners
