If the collector resistor is open, the collector voltage is

The number of bytes required to represent the decimal number 185657 in packed BCD form is

The impurity commonly used to realize the base region of a silicon n-p-n transistor is

The most commonly used semiconductor material is

Calculate the output ripple frequency of a center-tapped full-wave rectifier if the input sine wave is

275 sin 40πt.

The PN junction of an LED is surrounded by which of the following components?

The ways to turn on a Thyristor include:

The frequency of the Wien bridge oscillator is 75 Hz. If the capacitance value used is 0.22 μF, calculate the value of the resistance.

Calculate the cutoff frequency of a first-order high-pass active filter if the resistance used is 3.4 kΩ and the capacitance used is 0.1 μF.

Which of the following effects can be caused by a rise in temperature?