Question

What is time period of the light for which the eye is most sensitive?

Options

• 1.87 × 10^–15S

• 2 × 10⁶S

• 1.2 × 10^–11S

• 4 × 10^–1S

Answer 1

1.87 × 10^–15S

Explanation:

T = `1/V = lambda/C = (5600 xx 10^-10)/(3 xx 10^8)` = 1.87 × 10^–15S