What is the mass of an electron in kg approximately?

Type: MCQ • Marks: 1

A. 9.1 × 10⁻²⁷ kg

B. 3 × 10⁸ kg

C. 1.67 × 10⁻²⁷ kg

D. 9.1 × 10⁻³¹ kg

Explanation

An electron has a rest mass of approximately 9.109 × 10⁻³¹ kg.

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Class 9th Science (MCQ)

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