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Cathode Ray Experiment

A total charg...

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A total charge of 5 micro coulomb is distributed uniformly on the surface of the thin walled hemispherical cup. If the electric field strength at the centre of the hemisphere is 9*10'8 n/c, then the radius of the cup is?

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Q. A total charge of

5 μ c

is distributed uniformally on the surface of the thin walled semi spherical cup. If the electric field strength at the center of the semi sphere is

9 \times 10^{8} N C^{- 1}

, the radius of the cup is:

(\frac{1}{4 π \in_{0}} = 9 \times 10^{9} N m^{2} C^{- 2})

Q

coulombs is uniformly distributed throughout the volume of a solid hemisphere of radius

R

metres. Find the potential at centre

O

of the hemisphere (in volts):

Q

coulombs is uniformly distributed throughout the volume of a solid hemisphere of radius

R

meters. Then the potential at centre

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of the base of the hemisphere in volts is

Q

is placed at the centre of a hemispherical surface of radius

R

. The flux of electric field due to charge

Q

, through the surface of hemisphere is

Q

' is placed at the centre of a hemispherical surface of radius '

R

'. The flux of electric field due to charge '

Q

' through the surface of hemisphere is

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