The voltage gain of an emitter follower is ___________
A). Much less than 1
B). Approximately equal to 1
C). Greater than 1
D). None of the above
2. Which of the following is the demerit of a 'constant voltage transmission system' ?
3. A universal motor can run on
5. An atom of a rare gas is placed is an electric field E. Then
6. An Aryton shunt is used to make a D'Arsonval galvanometer into a
9. Material used for construction of transformer core is usually
10. If the resistance of a tuned circuit is increased, the Q of the circuit ___________