Question

solve this psl its urgent ​

Answer 1

Answer:

here is your answer dear

Answer 2

hey mate...

here is your answer...

Frequency (ν) = C/λ ( wave length)

= (3 x 108 meters/second) / (3000*10-10 meters)

= 1015 second -1

Energy = hν

= (6.63 x 10-34 J. Second ). 1015 sec-1

Energy = 6.63 x 10-19 J

hope it helps...