Q.11 Which type of materials has high resistivity or low conductivity?Ans A. CopperB. TungstenC. AluminiumD. GoldCorrect Ans Provided: B
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Q.51 Which of the following conditions is correct for rest of pointer in indicating instrument?Ans A. Deflection torque is greater than controlling torque.B. Deflection torque is equal to controlling torque.C. Deflection torque is less than controlling torque.D. Cannot ...
Q.31 What is the power consumed by a bulb when it is applied 220 V and current flowing through it is 2.2 A?Ans A. 42.2 WB. 0.484 KWC. 100 WD. 0.422 MWCorrect Ans Provided: B
Q.81 A transformer has positive voltage regulation when its load power factor is:Ans A. unityB. laggingC. leadingD. zeroCorrect Ans Provided: B
Q.44 What happens if the DC supply is applied to the transformer?Ans A. The current of the secondary winding is quite low.B. The resistance of the primary winding is quite high.C. The current of the primary winding is ...
Q.36 Which of the following diodes is used in forward biased condition?Ans A. Zener diodeB. Photo diodeC. Varactor diodeD. LEDCorrect Ans Provided: D
Q.86 All the insulating materials have ______.Ans A. a negative temperature coefficient of resistanceB. a low resistivity but high conductivityC. a positive temperature coefficient of resistanceD. no effect of temperatureCorrect Ans Provided: A
Q.78 Represent (36)10 as a binary number.Ans A. (100010)2B. (100100)2C. (101000)2D. (101010)2Correct Ans Provided: B
Q.6 100 विद्यार्थियों की एक कक्षा में, भव्या की रैंक ऊपर से 50वीं है और शिवानी की रैंक नीचे से 68वीं है। यदि किन्हीं भी दो व्यक्तियों की रैंक समान नहीं है, तो भव्या और शिवानी के रैंकों ...
Q.8 Electron-Volt (eV) is the unit of ______.Ans A. electric energyB. electric forceC. electric powerD. electric potentialCorrect Ans Provided: A
