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160 Instruments and Measurements MCQs with Answers 1. The use of _____ instruments is merely confined within laboratories as standardizing instruments. (a) absolute (b) indicating (c) recording (d) integrating (e) none of the above Ans: a 2. Which of the following instruments indicate the instantaneous value of the electrical quantity being measured at the time at which it is being measured ? (a) Absolute instruments (b) Indicating instruments (c) Recording instruments (d) Integrating instruments Ans: b 3. _____ instruments are those which measure the total quantity of electricity delivered in a particular time. (a) Absolute (b) Indicating (c) Recording (d) Integrating Ans: d 4. Which of the following are integrating instruments ? (a) Ammeters (b) Voltmeters (c) Wattmeters (d) Ampere-hour and watt-hour meters Ans: d 5. Resistances can be measured with the help of (a) wattmeters (b) voltmeters (c) ammeters (d) ohmmeters and resistance bridges (e) all of the above Ans: d 6 According to a...

Objective Questions and answers on Semiconductor Diode For BSNL TTA JTO GATE 1.Consider two energy levels : E 1 , E eV above the Fermi level and E 2 , E eV below the Fermi level. P 1  and P 2  are the probabilities of E 1  and E 2  being occupied by the electron respectively. Then         a.         P 1  > P 2         b.        P 1  = P 2         c.         P 1  < P 2         d.        P 1  and P 2  depend on number of free electrons Answer:      C                 Solution :   https://www.youtube.com/watch?v=XrZAi2Q0S7Q 2.       ...