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Electrons have negative charge and its mass is ----?

Armed Forces Police Physics Exams Quizzes MCQs Quizzes Physics Test 5

Question:
Electrons have negative charge and its mass is ----?

Option A):
9*10  9
Option B):
6.67*10    -27
Option C):
9.1*10   -31
Option D):
3*10    8

Correct Answer is Option C):
9.1*10   -31

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