Paper capacitors usually have a tolerance of___________?
A. ± 5%
B. ± 10%
C. ± 15%
D. ± 20%
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“The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface”. The above statement is associated with_______?
A. Gauss’s law
B. Kirchhoff s law
C. Faraday’s law
D. Lenz’s law
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capacitors can be used only for D.C ?
A. Air
B. Paper
C. Mica
D. Electrolytic
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The dielectric constant (relative permittivity) of glass is given by___________?
A. 0.1 to 0.4
B. 0.5 to 1.0
C. 2.0 to 4.0
D. 5 to 100
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The electrostatic force between two charges of one coulomb each and placed at a distance of 0.5 m will be____________?
A. 36 x 10fa
B. 36 x 107 n
C. 36 x 108 n
D. 36 x 109 n
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Dielectric strength of mica is___________?
A. 10 to 20 kv/mm
B. 30 to 50 kv/mm
C. 50 to 200 kv/mm
D. 300 to 500 kv/mm
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capacitors are mainly used for radio frequency tuning?
A. Paper
B. Air
C. Mica
D. Electrolytic
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When the dielectric is homogeneous,the potential gradient is_____________?
A. Uniform
B. Non-uniform
C. Zero
D. Any of the above
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capacitors are used in transistor circuits?
A. Ceramic
B. Paper
C. Air
D. Electrolytic
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The inverse of capacitance is called_______________?
A. Reluctance
B. Conductance
C. Susceptance
D. Elastance
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Word of the Day
13 Sep
Conjecture
an opinion or conclusion formed on the basis of incomplete information.
تکہ مارنا، قیاس کرنا، تاویل

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