An electromagnetic radiation has an energy 11 Kev. To which region of electromagnetic spectrum does it belong? use: ( h =6.6 × 10-34 Js , e =1.6 × 10-19 C )

Question

An electromagnetic radiation has an energy 11 Kev. To which region of electromagnetic spectrum does it belong? use: ( h =6.6 × 10-34 Js , e =1.6 × 10-19 C ) (A) Infrared (B) Microwave (C) X-ray (D) Y-rays

Tardigrade Admin · Accepted Answer

E =11 KeV =11 × 103 × 1.6 × 10-19 11 × 10-16 × 1.6=( hc /λ) λ=(6.6 × 10-34 × 3 × 108/1.6 × 11 × 10-16)=1.125 × 10-10 m λ=1.125 mathringA This wavelength lies in the region of X-ray

Q. An electromagnetic radiation has an energy 11 Kev. To which region of electromagnetic spectrum does it belong? use : (h=6.6×10−34Js,e=1.6×10−19C)

Infrared

Microwave

X-ray

Y-rays

E=11KeV=11×103×1.6×10−19 11×10−16×1.6=λhc​ λ=1.6×11×10−166.6×10−34×3×108​=1.125×10−10m λ=1.125A˚ This wavelength lies in the region of X-ray

Q. An electromagnetic radiation has an energy 11 Kev. To which region of electromagnetic spectrum does it belong? use : $(h = 6.6 \times 1 0^{- 34} J s, e = 1.6 \times 1 0^{- 19} C)$