Technical Section Q1: Consider the following statements about class-B amplifier and select the most appropriate option. a. A class-B amplifier conducts only when there is input signal. b. In a class-B amplifier, the Q-point is at the center of the load line. c. A class-B amplifier conducts only for half-cycle of the input. Options: 1. Only a and c are true  2. Only b and c are true 3. Only b is true 4. Only a and b are true Answer: 1 Q2: Consider the following statements about the construction of repulsion motors and select the most appropriate option. a. Stator winding of the distributed non-salient pole type is housed in the slots of a smooth-cored stator. b. Carbon brushes that ride against the commutator are used for conducting current through the armature winding. Options: 1. Both a and b are not true 2. Only b is true 3. Only a is true 4. Both a and b are true Answer: 4 Q3: Which of the following is NOT an advantage of poly-phase induction motor? Options: 1. It has sufficie...