Question

Compton shift in the wavelength of photon when it
scattered at angle 60° is?

Answer 1

Answer:

Compton formula

Δλ=λ

f

−λ

i

=

m

e

c

h

(1−cosθ)

2.54×10

−11

−λ

1

=

9.1×10

−31

×3×10

8

6.63×10

−34

(1−cos60

∘

)

λ

i

=2.54×10

−11

−

9.1×10

−31

×3×10

8

6.63×10

−34

(1−1/2) (∵cos60

∘

=1/2)

=2.54×10

−11

−0.12×10

−11

=2.42×10

−11

m

So, the answer is option (D).