Question

which of the following is a luminous body?
1.Moon
2.Sun
3.Earth
4.Venus​

Answer 1

Answer:

The objects which give out light are called luminous body.

among the following sun is the correct answer, even though moon gives light but it dependes upon sun

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Answer 2

Sun is a luminous body.

Luminous body: A body is said to be luminous if it emit light energy by itself.