Home
Class 12
PHYSICS
Two small satellies move in a circular o...

Two small satellies move in a circular orbits around the earth, at disatnce `r` and `(r + dr)` from the centre of the earth. Their time periods of rotation ate `T` and `T + dT (Delta r lt lt r, DeltaT lt lt T)`. Then

A

`/_\T=3/2T(/_\r)/r`

B

`/_\T=-3/2T(/_\r)/r`

C

`/_\T=2/3T(/_\r)/r`

D

`/_\T=T(/_\r)/r`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

A satellite of mass m is in a circular orbit of radius r round the Earth. Calculate its angular momentum with respect to the centre of the orbit in terms of the mass M of the Earth and G .

If a second 's pendulum is placed in a space laboratory orbiting around the earth at a height 3 R, where R is the radius of the earth , then the time period of the pendulum will be

The acceleration due to gravity is g at a point distant r from the centre of earth of radius R . If r lt R , then

The time period of a satellite in a circular orbit of radius R is T. The radius of the orbit in which time period is 8 T is

Two satellite fo masses m and 4m orbit the earth in circular orbits of radii 4r and r respectively. The ratio of their orbital speed is

A particles moves with a uniform speed v and time period T in a circular path of radius r. If the speed of the particle is doubled, its new time periods is

A particle is moving with a uniform speed in a circular orbit of radius R in a central force inversely proportional to the n^(th) power of R. If the period of rotation of the particle is T, then :

A satellite is launched into a circular orbit of radius R around the earth. A second satellite is launched into an orbit of radius (1.01) R. The period of the second satellite is larger than the first one by approximately

A satelite is revolving in a circular orbit at a height h above the surface of the earth of radius R. The speed of the satellite in its orbit is one-fourth the escape velocity from the surface of the earth. The relation between h and R is

Two particles A and B are moving in uniform circular motion in concentric circles of radii r_A and r_B with speed V_A and V_B respectively. Their time period of rotation is the same. The ratio of angular speed of A to that of B will be: