A voltage and current waveform of an element below.
V(t) = 120 sin (3t + 120°)
I(t) = 20 cos (3t – 60°)
The element is ……?
What is the SI unit for magnetic reluctance?
Consider the following statements: Any element connected in 1) series with a voltage source is redundant. 2) parallel with a voltage source is redundant. 3) series with a current source is redundant. 4) parallel with a current source is redundant.
A mercury vapour lamps produces
In a BJT, as the base width decreases. Which one of the following parameters will decrease?
Cores of large power transformers are made from which one of the following?
The value of current through 10 ohm resistor is:
In the circuit shown below
The switch is closed for a long time and it is opened at t = 0. The energy stored in inductor at steady state is
Which heating method is used in the drying and baking of potterzies _____?
Consider two statements:
Statement I: Energy stored in capacitor is in its magnetic field.
Statement II: Energy stored in inductor is in its electric field.