Question

Which of the following statements is/are correct?

• A. The unit of Lighting Power Density is \(W/m^2\).
• B. The unit of Lighting Power Density is \(cd/m^2\).
• C. The unit of Sound Power is \(W\).
• D. The unit of Energy Performance Index is \(kWh/m^2/year\).

Answer 1

The Correct Option is A, C, D

The correct answer is (A and C and D): The unit of Lighting Power Density is \(W/m^2\). The unit of Sound Power is \(W\). The unit of Energy Performance Index is \(kWh/m^2/year\).