×
Detail Form
We will send your result on your email id and phone no. please fill detail
1.
2.
3.
The efficiency of a full wave rectifier using centre tapped transformer is twice that in full wave bridge rectifier.
4.
Assertion (A): CE amplifier is the most widely used BJT amplifier
Reason (R): CE amplifier has zero phase difference between input and output
Reason (R): CE amplifier has zero phase difference between input and output
5.
Assertion (A): For large signal variations an amplifier circuit has to be analysed graphically
Reason (R): The output characteristics of a transistor is nonlinear.
Reason (R): The output characteristics of a transistor is nonlinear.
6.
Negative feedback reduces noise originating at the amplifier input.
7.
Maximum efficiency of class B power amplifier is 50%.
8.
9.
10.
The self bias provides