Advertisements
Advertisements
प्रश्न
Explain the difference between g and G.
Advertisements
उत्तर
'g' is acceleration due to earth's gravity and 'G' is universal gravitational constant.
APPEARS IN
संबंधित प्रश्न
What happens to the force between two objects, if the masses of both objects are doubled?
Calculate the force of gravitation between the earth and the Sun, given that the mass of the earth = 6 × 1024 kg and of the Sun = 2 × 1030 kg. The average distance between the two is 1.5 × 1011 m.
The gravitational intensity at the centre of a hemispherical shell of uniform mass density has the direction indicated by the arrow (see Fig 8.12) (i) a, (ii) b, (iii) c, (iv) 0.
State Kepler’s law which is represented by the relation r3 ∝ T2.
State two applications of universal law of gravitation.
Write an expression for the gravitational force of attraction between two bodies of masses m1 and m2 separated by a distance r.
What is meant by the equation :
`g= Gxxm/r^2`
where the symbols have their usual meanings.
What is the difference between gravity and gravitation?
As observed from earth, the sun appears to move in an approximate circular orbit. For the motion of another planet like mercury as observed from earth, this would ______.
The acceleration of the Moon towards the Earth is approximately ______.
