Guest

Please please answer question 18 fast....please answer fast with explanation

Please please answer question 18 fast....please answer fast with explanation

Question Image
Grade:12th pass

1 Answers

Arun
25750 Points
6 years ago
Dear Vaishali
 
Energy of electron at stable state= E= mC²
the momentum of photon by the debrogli equation is;
P = h/λ
p = h/ hc/e
p= E/c
p= mC²/C
p= mC
so,
p = 9.1 x 10?³¹ x 3 x 108
p = 27.3 x 10?²³ kgm/s
p = 2.73 x 10?²² kgm/s
 
Regards
Arun (askIITians forum expert)

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free