Electric Circuits Answers

The ratio of the rms value of AC components to the DC value of load voltage is referred to as the _________
Voltage Regulation
Form Factor
Ripple Factor
Rectification Factor

The transistor will operate as a switch when it is biased in the
Saturation Region
Cut-off region
Forward Region
Reverse Region

In negative feedback, the feedback voltage is _________ degrees out of phase with the input voltage
270
180
45
90

The conversion __________ of rectification is given by the ratio of the output DC power to the total amount of input power supplied to the circuit
Output
Reliability
Efficiency
Capacity

The first stage involved in the process of rectification is the _________
Transformer stage
Rectifying stage
Filtering Stage
Voltage Dividing Stage

The major difference between the bridge rectifier and centre tap rectifier is that the bridge requires 4 diodes while the full wave centre tapped rectifier requires a centre tapped ________
Repeater
Transistor
Transformer
Amplifier

The _________ is the preferred choice in the design of amplifiers.
Common Base
Common Collector
Common Emitter
Shunt

The circuit responsible for the removal of flunctuation or pulsation present in the output voltage supplied during rectification is
Rectifier
Filter
Choke
Schmitt Trigger

a convex mirror has radius of 20 cm. an object is placed 30 cm in front of the mirror. determine where the image will appear

What should be the unit value, supposed that i am using 220-330 volts and 15 watt lamp for 12 hrs in a day ?