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The mass of a proton is about 2,000 time...

The mass of a proton is about 2,000 times the mass of an electron. An electron and a proton are injected into a uniform electric field at right agles to the direction of the field with the same initial kinetic energy. Then

A

the eletron trajectory will be less curved than that of the proton

B

the proton trajectory will be les curved than that of the electron

C

both the trajectories will be equally curved

D

both the trajectoreis will be straight.

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