« Back CONTENTS Next » 1. Which wave has the least value of form factor? (A) Square wave. (B) Rectangular wave. (C) Sine wave. (D) Triangular wave. 2. Which of the following is most sensitive galvanometer? (A) Double galvanometer. (B) Spot ballistic galvanometer. (C) Elastic galvanometer. (D) Vibration galvanometer. 3. […]
Electrical Engineering MCQ
MCQ on Measuring Instruments – 3
« Back CONTENTS Next » 1. In order to create stationary magnetic field in permanent magnet moving coil instrument it uses (A) only one permanent magnet. (B) two permanent magnets. (C) electromagnet. (D) none of the above. 2. Schering bridge is used to (A) determine capacitance. (B) determine inductance. (C) […]
MCQ on Measuring Instruments – 2
« Back CONTENTS Next » 1. In moving iron instruments, the damping torque is provided by (A) fluid friction damping. (B) air friction damping. (C) eddy current damping. (D) none of these. 2. The pointer of an indicating instrument is generally made of (A) copper. (B) aluminium. (C) brass. (D) […]
MCQ on Measuring Instruments – 1
« Back CONTENTS Next » 1. Which of the following meter is an integrating type instrument? (A) Ammeter. (B) Voltmeter. (C) Wattmeter. (D) Energy metre. 2. Creeping in energy metre implies (A) slow rotation of rotor with only voltage coil excited. (B) slow rotation of rotor with only current coil […]
MCQ on Basic Electrical – 4
« Back CONTENTS Next » 1. If the number of resistances are connected in series then the equivalent resistance is (A) decreases. (B) increases. (C) remain same. (D) none of the above. 2. Which of the following is not a passive component? (A) Inductor. (B) Capacitor. (C) Resistor. (D) None […]
MCQs on DC motor
« Back CONTENTS Next » 1. In a DC motor the direction of rotation is determined by (a) Lenz law. (b) Faraday Law. (c) Fleming left hand rule. (d) Fleming right hand rule. 2. DC motor can be easily identified by looking at (a) frame. (b) commutator. (c) winding. (d) yoke. 3. The main function of […]