how many legs a transistor have?

Find the odd one out among the given options.

Which of the following best describes the optimum use of a Class 'C' Amplifier?

Voltage-controlled oscillators (VCOs) are commonly used in which of the following applications?

Find the CE short circuit current gain at β cut-off frequency of a BJT if β=400 and the applied input frequency is 40 MHz. The net internal capacitance is 100 pF.

What type of feedback is present in an RC coupled amplifier when the bypass capacitor is removed?

How can the current gain of a BJT be increased?

In an RC coupled common-emitter amplifier, the coupling capacitance and bypass capacitance affect the frequency response in what way?

What is the function of an inverter?

A sinusoidal carrier voltage V_c = 80 sin 2π×10⁵t is amplitude modulated by a sinusoidal voltage V_m = 32 sin 2π×10³t. Write the equation of the AM wave and the amplitude of each sideband.