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capacitors are mainly used for radio frequency tuning?
Related MCQs
When the dielectric is homogeneous,the potential gradient is__________?
capacitors are used in transistor circuits?
The inverse of capacitance is called__________?
__________field is associated with the capacitor?
The total deficiency or excess of electrons in a body is known as__________?
The potential gradient across the material of low permittivity is than across the material of high permittivity?
A capacitor having capacitance of 5 uF is charged to a potential difference of 10,000 V. The energy stored in the capacitor is__________?
The number of Faraday tubes of flux passing through a surface in an electric field is called__________?
Two infinite parallel plates 10 mm apart have maintained between them a potential difference of 100 V. The acceleration of an electron placed between them is__________?
The phenomenon of an uncharged body getting charged merely by the nearness of a charged body is known as__________?
The relative permittivity has the following units__________?
A unit tube of flux is known as tube__________?
The value of E within the field due to a point charge can be found with the help of__________?
at a point is equal to the negative potential gradient at that point?
Dielectric strength _________ with increasing thickness
Electric intensity at any point in an electric field is equal to the at that point?
The unit of dielectric strength is given by__________?
Electric displacement is a__________quantity
is that property of a capacitor which delays any change of voltage across it ?
One volt is the same as__________?
Which medium has the least dielectric strength __________?
Permittivity is expressed in__________?
In a cable capacitor, voltage gradient is maximum at the surface of the__________?
The property of a capacitor to store electricity is called its__________?
A capacitance of 100 fiF is connected in series with a resistance of 8000 £2. The time constant of the circuit is__________?
The time constant of an R-C circuit is defined as the time during which capacitor charging voltage actually rises to _________ percent of its value
Dielectric strength of a material depends on__________?
1 volt/meter is same as__________?
The bridge used for the measurement of the value of the capacitance is__________?
The capacitance between two plates increases with__________?
If an ohmmeter reading immediately goes practically to zero and stays there, capacitor is__________?
The capacitance C is charged through a resistance R. The time constant of the charging circuit is given by__________?
Mica capacitors are characterized by all of the following except__________?
An uncharged conductor is placed near a charged conductor, then__________?
Paper condenser is__________?
Out of the following capacitors of identical rating which one will have the smallest dimensions __________ ?
The presence of an uncharged conductor near a charged one increases the__________?
Which of the following statements is correct ?
For a good 0.05 uF capacitor ohmmeter reading should__________?
The ohmmeter reading for a short circuited capacitor is__________?
An electrolytic capacitor is generally made to provide__________?
A positive and a negative charge are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be__________?
A condenser suitable for D.C. only is________?
Which of the following capacitor is preferred in case of single phase motor ?
When a dielectric is placed in an electric field the field strength__________?
Acharge which when placed in vacuum from an equal and similar charge repels with a force of 9 x 10 N, is known as__________?
If a third equal and similar charge is placed between two equal and similar charges, then this third charge will__________?
Which of the following capacitors preferred for high frequency circuits ?
In order to remove static electricity from machinery__________?
A region around a stationary electric charge has__________?
Dielectric strength of a medium is usually expressed in__________?
capacitors are mainly used for radio frequency tuning?
A. Paper
B. Air
C. Mica
D. Electrolytic
Correct Answer:
Air
✔
Last Updated:
December 15, 2018