A rheostat differs from potentiometer in the respect that it
A). Has lower wattage rating
B). Has higher wattage rating
C). Has large number of turns
D). Offers large number of tapping
1. The metal rectifiers, as compared to mercury arc rectifiers
3. A non inverting closed loop op amp circuit generally has a gain factor
4. The driver stage usually employs___________
5. Which of the following affect greatly the resistivity of electrical conductors?
6. Aluminium has a specific gravity of