FRCR MCQ---Tube potential(kv) and x ray spectrum

FRCR MCQ-Tube potential(kv)and x ray spectrum

278.True regarding effects of tube potential(kv) .

a.increasing the kv shifts the x ray  spectrum  upwards and to the right

b.increasing the kv increases the maximum energy of x ray photons

c.increasing the kv decreases the effective energies of x ray photons

d.increasing the kv increases the total number of x ray photons

e.increasing the kv decreases the efficiency of x ray production.

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FRCR MCQ-----ELECTROMAGNETIC SPECTRUM

261.True regarding different aspect of electromagnetic spectrum

a.photon energy of radiowaves>microwaves>infrared>visible light>ultraviolet >x rays and gamma rays

b.frequency  of radiowaves>microwaves>infrared>visible light>ultraviolet >x rays and gamma rays

c. wavelength  of radiowaves>microwaves>infrared>visible light>ultraviolet >x rays and gamma rays

d. wavelength  of radiowaves <microwaves<infrared<visible light<ultraviolet <x rays and gamma rays

e. photon energy  of radiowaves<microwaves<infrared<visible light<ultraviolet <x rays and gamma rays

261.abd---