GATE EC 2014 Question Paper (15-Feb-2014) (Shift 2)

Norton’s theorem states that a complex network connected to a load can be replaced with an equivalent impedance

In the figure shown, the ideal switch has been open for a long time.

If it is closed at t=0, then the magnitude of the current (in mA) through the 4kΩ resistor at t = $0^{+}$ is _______.

A silicon bar is doped with donor impurities N${}_D$ = 2.25 × 10¹⁵ atoms / cm³. Given the intrinsic carrier concentration of silicon at T = 300 K is nᵢ = 1.5 × 10¹⁰ cm⁻³. Assuming complete impurity ionization, the equilibrium electron and hole concentrations are

An increase in the base recombination of a BJT will increase

In C-MOS technology, shallow P-well or N-well regions can be formed using