A. current
B. voltage
C. potential gradient
D. charge
Related Mcqs:
- The phenomenon of an uncharged body getting charged merely by the nearness of a charged body is known as____________?
A. pholoelectric effect
B. chemical effect
C. magnetic effect
D. induction - If an electrons is allowed to move along the field in a non uniform electric field then it will follow__________________?
A. Spiral path
B. Straight line
C. Curved path
D. Circular path - The number of electrons in one coulomb charge is equal to_______________?
A. 6.2 x 1018
B. 1.6 x 1019
C. 6.2 x 1021
D. 1.6 x 10-27 - The value of dielectric constant for vacuum is taken as____________?
A. zero
B. 1
C. 4
D. 10 - “The total electric flux through any closed surface surrounding charges is equal to the amount oflcharge enclosed”. The above statement is associated with____________?
A. Coulomb’s square law
B. Gauss’s law
C. Maxwell’s first law
D. Maxwell’s second law - Acharge which when placed in vacuum from an equal and similar charge repels with a force of 9 x 10 N, is known as_____________?
A. milli-coulomb
B. micro-coulomb
C. pico-coulomb
D. coulomb - A unit tube of flux is known as tube___________?
A. Newton
B. Faraday
C. Michale
D. None of the above - Which of the following expression is correct for electric field strength___________?
A. E = D/E
B. E = D2/t
C. E = jtD
D. E= nD2 - To prevent the generation of static charges on rubber or flat leather__________?
A. surface is moistened
B. conductive dressing is done
C. oil compound dressing is done
D. talcum powder is sprayed on the surface - Value of εr for various dielectrics is always________________?
A. Less than unity
B. Equal to the unit
C. Larger than unit
D. No hard and fast rule
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