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The Special Theory Of Relativity Is Based On The Frame Of Reference Which Has Constant...?
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How Many Photons Are Emitted By A Laser Source Of 5 * 10^-3 W Operating At 632.2 Nm In 2s ?
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Antenna Is
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An Antenna Is Of Height 500 M. What Will Be Its Range (Radius Of The Earth Is 6400 Km)?
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If Sky Wave With A Frequency Of 50 MHz Is Incident On D Region At An Angle Of 30 Degree , Then Angle Of Refraction Is
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What Should Be Minimum Length Of Antenna For Efficient Transmission Of Signals Of Wavelength A ?
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The Distance Of Coverage Of A Transmitting Antenna Is 12.8 Km. Then, The Height Of The Antenna Is (given That Radius Of The Earth = 6400 Km)
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If A Radio Receiver Amplifies All The Signal Frequencies Equally Well, It Is Said To Have High
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In Frequency Modulated Wave,
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