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A storage ring of radius 45 m at a high energy accelerator has a 18A circulating beam of electrons. The electrons are moving so fast that their speed can be taken as $3 x 10^{8} m / s$ with an insignificant error. Number of electrons in the beam is :

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1.06 x 1014

16 x 1016

2.24 x 1016

4.8 x 1015

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Correct option is A

Use I= neAvd

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A storage ring of radius 45 m at a high energy accelerator has a 18A circulating beam of electrons. The electrons are moving so fast that their speed can be taken as 3 x 108m/s with an insignificant error. Number of electrons in the beam is :

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Ready to Test Your Skills?

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A storage ring of radius 45 m at a high energy accelerator has a 18A circulating beam of electrons. The electrons are moving so fast that their speed can be taken as $3 x 10^{8} m / s$ with an insignificant error. Number of electrons in the beam is :