Question

speed of light in vacuum is nearly equal to
a.2×10^8m/s
b.5×10^8m/s
c.3×10^8m/s
d.10^8m/s​

Answer 1

Answer:

Explanation:

its nearly 3x10^8m/s so option c is correct

Answer 2

c

3×10^8

is the correct answer