Find the velocity of escape at the earth given that its radius is `6.4xx^(6)`m and the value of g at its surface is `9.8ms^(-2)`

Find the velocity of escape at the moon. Given that its radius is 1.7xx10^(6) m and the value of 'g' is 1.63 ms^(-2) .

At what altitude, the acceleration due to gravity reduces to one fourth of its value as that on the surface of the earth ? Take radius of earth as 6.4 xx 10^(6) m , g on the surface of the earth as 9.8 ms^(-2) .

At what altitude, the acceleration due to gravity reduces to one fourth of its value as that on the surface of the earth ? Take radius of earth as 6.4 xx 10^(6) m , g on the surface of the earth as 9.8 ms^(-2) .

Find the value of g at a height of 400 km above the surface of the earth . Given radius of the earth , R = 6400 km and value of g at the surface of the earth = 9.8 ms^(-2) .

At what altitude , the acceleration due to gravity reduces to half of its value as that on the surface of the earth ? Take radius of earth as 6 . 4 xx 10^(6) m , g on the surface of the earth as 9.8 m//s ^(2) .

What is the escape velocity of a meteorite situated 1800 km above the surface of the earth? Given, the radius of the earth =6300 km and the acceleration due to gravity on the earth's surface =9.8m*s^(-2) .

At what altitude, the acceleration due to gravity reduces to half of its value as that on the surface of the earth ? Take radius of earth as 6.410^(6) m, g on the surface of the earth as 9.8 m//s^(2) .

At what altitude, the acceleration due to gravity reduces to half of its value as that on the surface of the earth ? Take radius of earth as 6.410^(6) m, g on the surface of the earth as 9.8 m//s^(2) .

Find the escape velocity of a body from the surface of the earth. Given radius of earth = 6.38 xx 10^(6) m .