What causes particles to diffuse from regions of higher concentration to regions of lower concentration?

Which particle generally carries the most momentum?

A P-type material is _____.

According to the Barkhausen criterion for oscillators .....

If the reverse bias on the gate of an FET is increased , the width of the conducting channel will _____.

An FET has the following parameters IDSS = 32mA , VGS ( off ) = -8V , VGS = -4.5V. What will be the drain current?

In the collector feedback biasing, β = 57 , RC = 1 kΩ , IB = 60µA and VCB = 4.5V. The value of the stability factor will be _____.

Radio frequencies have their range above _____.

A varactor diode can function as a variable capacitor with a________ forward bias.

If a circuit of full-wave centre-tapped rectifier with capacitor filter employs a load RL = 100Ω, and C = 1050µF and the frequency is 50HZ , what would be the ripple factor?

A vacuum tube conducts current _____.