Television Radio Phone spread signals through _____?
FPSC Past Papers / All - Multiple-choice practice
ٹیلی ویژن ریڈیو فون _____ کے ذریعے سگنل پھیلاتا ہے؟
- A. Sound Waves
- B. Heat Waves
- C. All of these
- D. None of these
- E. Electromagnetic Waves
Correct answer
Electromagnetic Waves
Explanation
Explanation Television Radio Phones spread signals through Electromagnetic Waves Sound travels at approximately 1,100 feet per second (766 miles per hour) . while Radio waves travel at the speed of light, w hich is approximately 186,000 miles per second. ND06-08-2023
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