1.

A particle having the same charge as of electron moves in a circular path of radius 0.5 cm under the influence of a magnetic field of 0.5 T. If an electric field of 100 V/m makes it to move in a straight path, then the mass of the particle is (Given charge of electron = 1.6 × 10-19 C)

A. 9.1 × 10-31 kg
B. 1.6 × 10-27 kg
C. 1.6 × 10-19 kg
D. 2.0 × 10-24 kg
Answer» E.


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