Question

how much time is taken for the moon light to reach the earth ,a)3sec,b)1.4sec,c)1.5sec

Answer 1

The options aren't correct .Light travels through space at just over 186,000 miles per second. The moon is just under 250,000 miles from Earth, so light from the Moon's surface has to travel more than one second (about 1.3 seconds) to reach us.

Answer 2

1.4 seconds(approx value is 1.364..)  is taken for the moon light to reach the earth