The distance of the moon from the centre of the earth is 385,000 kilometres and moon's diameter subtends an angle of 31 at the eye of the observer.Find the diameter of the moon.

The moons distance from the earth is 360,000kms and its diameter subtends an angle of 31 at the eye of the observer.Find the diameter of the moon.

The moon's distance from the earth is 360000 km and its diameter substends an angle of 42 at the eye of the observer. The diameter of the moon in kilometers is

Assuming the distance of the earth from the moon to be 38,400km and the angle subtended by the moon at the eye of a person on the earth to be 31, find the diameter of the moon.

Assuming that the earth radius is 6400 km and that it subtends an angle of 57 at the center of the moon from the earth. find the distance between earth and moon center.

What is the average distance of moon from earth ?

If the mass of the earth is 80 times of that of moon and its diameter is double that of moon and g on earth is 98m//sec^2 ,then the value of g on moon is

Assuming the average distance of the earth from the sun to be 149700000 km and the angle subtended by the sun at the eye of a person on the earth to be 32', find the sun's diameter.

The distance of the centres of moon the earth is D. The mass of earth is 81 times the mass of the moon. At what distance from the centre of the earth, the gravitational force on a particle will be zero.

Describe a method to measure the diameter of the moon or any planet.