Question

A battery of 10 volt carries 20,000 C of charge through a resistance of 20 Ω. The work done in 10 seconds is:

Options

• 2 × 10³ joule

• 2 × 10⁵ joule

• 2 × 10⁴ joule

• 2 × 10² joule

Answer 1

2 × 10⁵ joule

Explanation:

W = qV = 20000 × 10 = 2,00,000 = 2 × 10⁵ J