GSECL Recruitment for Vidyut Sahayak and Instrument Mechanic Post_2020 Last date: 17.3.2020 Gujarat State Electricity Corporation Limited has published an advertisement for the posts mention below. All other details like education qualification, how to apply, application fee, age limit, selection Read More …
Month: March 2020
SSC various selection post Phase-VIII-2020
SSC various selection post Phase-VIII-2020 Last date: 20.3.2020 Staff Selection Commission (SSC) has published an Advertisement for the posts mention below. All other details like education qualification, how to apply, application fee, age limit, selection process and scheme of examination Read More …
ELECTRICAL ENGINEERING MCQ_18
Q.281 Two heaters, rated at 500W 250 V each are connected in series across a 250v, 50 Hz mains. The total power drawn from the supply wound be_____watt. A. 500 B. 250 C. 1000 D. 125 Ans.: B Q.282 The Read More …
ELECTRICAL ENGIENERING MCQ_17
Q.266 IF the voltage is increased by n times, the size of the conductor would A. increase by n times B. reduce by 1/n times C. increase by n^2 times D. reduce by 1/n^2 times Ans.: D Q.267 The semiconductors Read More …
ELECTRICAL ENGINEERING MCQ_16
Q.251 The operating time of a fuse is about A. 0.002 sec. B. 1 sec. C. 0.8 sec D. 1.5 sec. Ans.: A Q.252 A 5° C rise in temperature is observed in a conductor by passing a current. When Read More …
ELECTRICAL ENGINEERING MCQ_15
Q.236 The most commonly used material for insulators of overhead lines is A. porcelain B. Glass C. Steatite D. none of the above Ans.: A Q.237 Sag is provided in overhead lines so that A. Safe tension is not exceed Read More …
ELECTRICAL ENGINEERING MCQ_14
Q.221 The distribution transformer is rated in A. KW B. KVAR C. KVA D. none of the above Ans.: C Q.222 A circuit breaker, under normal conditions, should be inspected A. every day B. every week C. every month D. Read More …
ELECTRICAL ENGINEERING MCQ_13
Q.206 Air blast circuit breaker is used for A. Short duty B. Over currents C. Repeated duty D. Intermittent duty Ans.: C Q.207 _______ has zero temperature co-efficient of resistance A. Carbon B. Aluminium C. Porcelain D. Manganin Ans.: D Read More …
ELECTRICAL ENGINEERING MCQ_12
Q.191 If three 10 µF capacitors are connected in parallel, the net capacitance is A. 10/3 µF B. 30 µF C. 3/10 µF D. 60 µF Ans.: B Q.192 The main purpose of performing open circuit test on a transformer Read More …
ELECTRICAL ENGINEERING MCQ_11
Q.176 The output of a stepper motor is in the form of A. Angular movements B. Linear movements C. Either (A) or (B) D. none of the above Ans.: C Q.177 ______ has least range of speed control. A. DC Read More …