Which one of the following waves are used by the common TV remote control...? Mcqs

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

Which one of the following waves are used by the common TV remote control...?

(A) Radio waves
(B) Lasers

(C) Infrared waves
(D) Ultrasonic waves

✅ Correct Answer: Infrared waves

Comments

Source: This question is taken from the Everyday Science

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

The type of waves that are used in the television remote controllers...?

(A) Radio waves
(B) Infra-red waves

(C) Ultra-violet waves
(D) Visible light

✅ Correct Answer: Infra-red waves

Comments

Source: This question is taken from the Everyday Science

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