JEE Main 2016 · 3 Apr · Shift 1 · Physics Q18

PhysicsSingle correct+4 / -1Question 18 of 90

Arrange the following electromagnetic radiations per quantum in the order of increasing energy :

A : Blue light B : Yellow light C : X-ray D : Radiowave.

D, B, A, C

A, B, D, C

C, A, B, D

B, A, D, C

Answer and worked solution

Official answer: A

Photon energy rises with frequency: radio < yellow < blue < X-ray, i.e. D, B, A, C.

JEE Main 2016 · 3 Apr · Shift 1, Physics question 18