Light travells at a speed of 3×10power8ms-1 how long does the light take to reach Earth from the sun which is 1.5×10power11m away. Plzz someone help me fast
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As we know that,distance = speed ×time
⇒time = distance/speed
=(1.5×10¹¹)/(3×10⁸)
=0.5×10³
= 500 sec
= 500/60 = 8.3 min