Question

Velocity of light is ... cm/neo.
1 3x10
2) 3x10
3) 3x1010
1) 3x10
What is the wavelength of radiation whose frequency is 2 10W soc?
1) 1.6 x 10"m
2) 18 x 10m 3) 1.2 x 10 m 4) 1.6 x 10m​

Answer 1

1. 3×10^10
2. 1.6×10m...............................