Advertisements
Advertisements
Question
The value of gravitational acceleration (g) is ________ at the equator.
Options
9.78 m/s2
9.832 m/s2
9.8 m/s2
6.67 m/s2
Solution
The value of gravitational acceleration (g) is 9.78 m/s2 at the equator.
APPEARS IN
RELATED QUESTIONS
Is the acceleration due to gravity of earth ‘g’ a constant ? Discuss.
If the value of g suddenly becomes twice its value, it will become two times more difficult to pull a heavy object along the floor. Why?
The radius of planet A is half the radius of planet B. If the mass of A is MA, what must be the mass of B so that the value of g on B is half that of its value on A?
Write scientific reason.
The value of g at the centre of the earth is zero.
______ is used to change the speed of the car.
The ratio of masses of two planets is 2:3 and the ratio of their radii is 4:7 Find the ratio of their accelerations due to gravity.
The acceleration due to gravity on a planet is 1.96 m/s2. If it is safe to jump from a height of 3 m on tbe earth, the corresponding height on the planet will be ____________.
A wire AB is carrying steady current 'I1' and is kept on the table. Another wire CD carrying current 'I2' is held parallel and directly above AB at a distance 'r'. When wire CD is left free and it remains suspended at its position, its mass per unit length is (g =acceleration due to gravity) ____________.
In the relation F = `"G M" "m"//"d"^2`, the quantity G
Suppose the gravity of the earth suddenly becomes zero, then in which direction will the moon begin to move if no other celestial body affects it?
How does the force of attraction between the two bodies depend upon their masses and the distance between them? A student thought that two bricks tied together would fall faster than a single one under the action of gravity. Do you agree with his hypothesis or not? Comment.
Write if the following statement is correct or wrong.
The value of g is the same everywhere on the surface of the earth.
A mass attached to one end of a string crosses top-most point on a vertical circle with critical speed. Its centripetal acceleration when string becomes horizontal will be ______. (g = gravitational acceleration)
A body is thrown from the surface of the earth with velocity 'u' m/s. The maximum height in m above the surface of the earth upto which it will reach is ______.
(R = radius of earth, g = acceleration due to gravity)
A lift of mass 'm' is connected to a rope which is moving upward with maximum acceleration 'a'. For maximum safe stress, the elastic limit of the rope is 'T'. The minimum diameter of the rope is ______.
(g = gravitational acceleration)
The difference in the acceleration due to gravity at the pole and equator is ______.
(g = acceleration due to gravity, R = radius of the earth; θ = latitude, ω = angular velocity, cos0° = 1, cos90° = 0)
The acceleration due to gravity on the earth of radius Re is ge, and that on moon of radius Rm, is gm. The ratio of the masses of the earth and moon is given by ______.
If the surface is smooth, the acceleration of the block m2 will be ______.