The type of electromagnetic wave used in security scanners at night is ______...? Mcqs

PPSC Past Papers

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The type of electromagnetic wave used in security scanners at night is ______...?

(A) Microwaves

(B) Infra-red

(C) Radio waves

(D) X-ray

✅ Correct Answer: Infra-red

Comments

Source: This question is taken from the Everyday Science

MCQs Categories

Best of Luck

From ShineGk.com

Share our website's link