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0 votes
1.8k views
in Physics by (83.4k points)

The kinetic energy of an electron, which is accelerated in the potential difference of 100 V, is

(a) 416.6 cal

(b) 1.6 x 104 J

(c) 1.6 x 10-17 J

(d) 6.636 cal

1 Answer

+1 vote
by (70.1k points)
selected by
 
Best answer

The correct option is (c) 1.6 x 10-17 J.

Explanation:

The kinetic energy oi the electron, accelerated in the potential of 100 V is

E = 100 eV = 100 x 10-19 J = 1.6 x 10-17 J

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