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Electric Field Due to a Line of Charge along Its Axis

A particle of...

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A particle of charge -q & mass m moves in a circle of radius r around an infinitely long line charge having linear charge density +λ. Then time period will be--

A

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B

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C

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D

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Q. A particle of charge -q & mass m moves in a circle of radius r around an infinitely long line charge having linear charge density +λ. Then time period will be--

Q. A particle of charge -q & mass m moves in a circle of radius r around an infinitely long line charge having linear charge density +λ. Then time period will be--

Q. A particle of charge

- q

m

moves in a circle of radius

r

around an infinitely long line charge of linear charge density

+ λ

. The speed of particle is

Q. A particle of charge

- 1 C

0.2 g

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+ 1 nC/m

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Q. A particle of mass

m

and positive charge

q

is projected towards an infinitely long line of a charge (having linear density of charge

+ λ

) from a distance

t_{0}

. The direction of initial velocity

v_{0}

30^{\circ}

with the normal to the line of charge as shown in figure. The minimum distance of approach of the charge particle with the line of charge will be (neglect gravity). Take

λ = \frac{π ε_{0} m v_{0}^{2}}{4 q}

.

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