1. Home
  2. Test papers

MCQ on X-ray diffraction: Page-5

As the applied voltage increases, the minimum wavelength of X-radiation from a metal

(A) Increases

(B) Decreases

(C) Remains same

(D) Variable with metal

Which of the following has long wavelength

(A) Kα1

(B) Kβ1

(C) Kα2

(D) Kβ2

In goniometer, if analyzing crystal rotates at angle of 30 o, the detector should rotate at an angle of

(A) 15 o

(B) 30 o

(C) 45 o

(D) 60o

As the atomic number increases, the frequency of X-radiation from a target material

(A) Increases

(B) Decreases

(C) Remains same

(D) Variable with metal

If the atomic number of copper and molybdenum are 29 and 42 respectively, longer wavelengths of K a line is produced by

(A) Copper

(B) Molybdenum

(C) Both

(D) None