A unit tube of flux is known as tube
Q. A unit tube of flux is known as tube Newton Faraday Michale None of the above Answer: Faraday
Electrostatics MCQs
The phenomenon of an uncharged body getting charged merely by the nearness of a charged body is known as
Q. The phenomenon of an uncharged body getting charged merely by the nearness of a charged body is known as pholoelectric effect chemical effect magnetic effect induction Answer: induction
The relative permittivity has the following units
Q. The relative permittivity has the following units F/m m/F Wb/m no units Answer: no units
The relative permittivity has the following units Read More »
The total deficiency or excess of electrons in a body is known as
Q. The total deficiency or excess of electrons in a body is known as current voltage potential gradient charge Answer: charge
The total deficiency or excess of electrons in a body is known as Read More »
A single core cable used on 33000 V has conductor diameter 10 mm and the internal diameter of sheath 25 mm. The maximum electrostatic stress in the cable is
Q. A single core cable used on 33000 V has conductor diameter 10 mm and the internal diameter of sheath 25 mm. The maximum electrostatic stress in the cable is 62 x 105 V/m 72 x 105 V/m 82 x 105 V/m 92 x 105 V/m Answer: 72 x 105 V/m
Dielectric strength of mica is
Q. Dielectric strength of mica is 10 to 20 kV/mm 30 to 50 kV/mm 50 to 200 kV/mm 300 to 500 kV/mm Answer: 50 to 200 kV/mm
________field is associated with the capacitor
Q. ________field is associated with the capacitor. Electric Magnetic Both A. and B. None of the above Answer: Electric
The unit of electric instensity is
Q. The unit of electric instensity is N/C2 Wb/m2 N/C N2/C Answer: N/C
The potential gradient across the material of low permittivity is than across the material of high permittivity
Q. The potential gradient across the material of low permittivity is than across the material of high permittivity. smaller greater both A. and B. none of the above Answer: greater
When the dielectric is homogeneous, the potential gradient is
Q. When the dielectric is homogeneous, the potential gradient is uniform non-uniform zero any of the above Answer: uniform
When the dielectric is homogeneous, the potential gradient is Read More »