frequency

In the circuit below, the opamp is ideal. If the circuit is to show sustained oscillations, the respective values of R₁ and the corresponding frequency of oscillation are _________...

In a given sequential circuit, initial states are Q1 = 1 and Q2 = 0. For a clock frequency of 1 MHz, the frequency of signal Q2 in kHz, is ________ (rounded off to the nearest inte...

The electric field of a uniform plane electromagnetic wave in free spce, along the positive x direction, is given by $$\vec E = 10\left( {{{\widehat a}_y} + j{{\widehat a}_z}} \rig...

Refractive index of glass is 1.5. Find the wavelength of a beam of light with a frequency of $${10^{14}}$$ Hz in glass. Assume velocity of light is $$3\,\, \times \,{10^8}$$ m/s in...

A material has conductivity of 10 -2 mho/m and a relative permittivity of 4. The frequency at which the conduction current in the medium is equal to the displacement current is

Some unknown material has a conductivity of $${10^{ 6}}$$ $$mho/m$$ and a permeability of $$4\pi \times {10^{ - 7}}\,\,\,\,\,H/m.$$ The skin depth for the material at $$1GHz$$ is

Two dipoles are so fed and oriented in free space that they produce the following electromagnetic waves: $$${E_x} = 10\,{e^{j\left( {\omega t - z\pi /3} \right)}}\,\,volts/metre$$$...

A ring oscillator consisting of 5 inverters is running at a frequency of 1.0 MH$$_z$$. The progagation delay per gate is ______