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If wavelength of a wave moving on a slinky spring with a fre

A 300 Hz sound wave of intensity 20 dB is transmitted by a 1

A sinusoidal carrier wave of frequency of 15 MHz is modulate

An audio signal (say from 50 Hz to 10000 Hz) is frequency tr

Speed (v) of wave is equal to product of frequency and

A capacitor and a resistor are connected in series to a sine

A resistance R, inductance L and capacitance C are in series

Consider the following rectifier circuits : half-wave rectif

A group of four numbers has only one prime number amongst th

Two linearly polarized plane waves A and B travelling in fre