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MODERN PUBLICATION-TEXUAL QUESTIONS -EXERCISE
- Explain why the two field lines never cross each other at any point?
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- A charge q is placed at the centre of line joining two equal charges Q...
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- Two opposite corners of a square carry Q charges each and the other tw...
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- A copper ball of density 8.6 g cm^-3 cm in diameter is immersed in oil...
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- Two point charges of +16muC and -9muC are placed 8 cm apart in air. D...
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- A spherical conductor of radius 12 cm has a charge of 1.6 xx 10^-7C di...
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- An electric dipoole, when placed at an angle 30^@ with a uniform elect...
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- A charged ball B hangs from a silk thread S, which makes an angle thet...
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- A charged particle q is placed at the centre O of the cube (ABCDEFGH) ...
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- Two charged conducting spheres A and B having radii a and b connected ...
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- On moving a charge of 20 C by 2 cm, 2 J of work is done. Then, the pot...
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- The potential at a point at distance x from some charge placed on X-ax...
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- Capacitance (in F) of a spherical conductor of radius 1 m is
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- A sheet of aluminium foil of negligible thickness is introduced betwee...
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- A parallel plate capacitor is made by stacking n equally spaced plates...
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- If n capacitors are connected in parallel to a V volt source, then tot...
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- A battery is used to charge a parallel plate capacitor till the potent...
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- A parallel plate capacitor with air between the plates has capacitance...
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- A fully charged capacitor has a capacitance 'C'. It is discharged thro...
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- The unit of permittivity of free space (E0) is :
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- When air is replaced by a dielectric medium of dielectric constant K, ...
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