Question

solve it if u can .......​

Answer 1

.•♫•Hola dear •♫•.

using , E = hc / lemda

we get,

E = (6.6 ×10^-34) ( 3× 10^8)/ 6× 10^-7

= 3.3 × 10 ^-19j

number of photons in 1sec. = 66/ 3.3×10^-19

= 2× 10^20

total Photon emitted in one second

= (2×10^20) (2×60)

= 2.4 × 10 ^22

Answer 2

Hello!

Check the attachment :)