If the speed of light is 3x10 8 km/s and the light from the sun takes 8 minutes to reach the earth, what is the distance between the sun and the earth?
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Time takes=8mins=8x60s=480s
speed=3x10^8
Dist.=480x3x100000000=144x1000000000=144000000000 Kms
speed=3x10^8
Dist.=480x3x100000000=144x1000000000=144000000000 Kms
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