Question
संघ का कार्य हिन्दी
में करने के लिए राजभाषा का वार्षिक कार्यक्रम बनाने की प्रेरणा कहाँ से मिलती है ?Solution
The correct answer is B
In a plane electromagnetic wave. the electric field oscillates sinusoid ally at a frequency of 3 × 108 Hz and amplitude 36 V/m. Find the am...
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Two sound waves have frequencies 256 Hz and 260 Hz. The beat frequency is:
