Question

section b: estimating and tendering
answer one question from this section:

1. (a) define luminous intensity with respect to illumination and state standard unit.

Explanation:

Luminous intensity is a measure of the amount of light emitted by a source in a particular direction. It is defined as the luminous flux per unit solid angle. The standard unit of luminous intensity is the candela (cd).

Answer:

Luminous intensity is the luminous flux per unit solid angle. The standard unit is the candela (cd).