Select the incorrect statements :
            I) Cyclotron does not accelerate electron.
            II) Mass of the electron is very small.
            III) Cyclotron is a device which is used to accelerate the positive ion.
            IV) Cyclotron frequency depends upon the velocity.

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Only III

Only I

Only II

Only IV

answer is D.

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Detailed Solution

Cyclotron does not accelerate electron.

Mass of the electron is very small.

Cyclotron is a device which is used to accelerate the positive ion.

Cyclotron frequency does not depend upon the velocity.

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