Is the moon a Luminous object?

What are Luminous objects?

What are Luminous objects?

What are the difference between luminous and non-luminous objects? Give two examples of each.

Which of the following is not luminous object?

What is the SI unit of Luminous Intensity?

b. If this telescope is used to view the moon, what is the diameter of the image of the moon formed by the objective lens ? the diameter of the moon is 3.48 xx 10^(6) m , and the radius of lunar orbit is 3.8 xx10^(8) m.

Find the free-fall acceleration of an object on the surface of the moon, if the radius of the moon and its mass are 1740 km and 7.4 xx 10^(22) kg respectively. Compare this value with free fall acceleration of a body on the surface of the earth. (AS_(1))

If a comet suddenly hits the moon and imparts energy which is more than the toatl energy of the moon, what will happen?