Question

The value of solar constant is

• A. $4.2kWm⁻²$
• B. $1.2kWm⁻²$
• C. $1.4kWm⁻²$
• D. $9.8kWm⁻²$

Answer 1

The correct option is C

$1.4kWm⁻²$

Explanation of correct option:

1. The solar constant is defined as the measurement of total radiation received from the sun per unit time and unit area.
2. Thus, the value of the solar constant is $1.4kWm⁻²$.

Hence, the correct option is (C).