Gravitation
With mass ‘m’, altitude ‘h’, radius ro and velocity vo, the centripetal force is equal to
Fc =( mvo²)⁄ro
Fc =( mvo)⁄ro
Fc =( mro²)⁄vo
Fc =( mvo² + ro)
Fc =( mvo²)⁄ro
Related posts
The weight of an object if the value of g on moon is 1.6 ms-2 having mass equals 100 kg isA. 100 N
B. 160 N
C. 1000 N
D. 1600 N
With the gain of altitude, the value of g
A. increases
B. remains same
C. decreases
D. all of above
To move around the Earth, a satellite requires
A. centrifugal force
B. centripetal force
C. dynamic force
D. translatory force
The force due to which everybody of the universe attracts every other body
A. force of gravitation
B. force of limiting friction
C. force of inertia
D. force of mechanics
A satellite revolving very close to earth has a speed nearly
A. 7 ms-1
B. 8 ms-1
C. 9 ms-1
D. 10 ms-1
The gravitational field is directed
A. towards the earth
B. away from earth
C. has no direction
D. in a specific direction making angle with earth
The velocity of geostationary satellite with respect to Earth is
A. half
B. triple
C. zero
D. double
Leave a Reply