If a lamp emits 60 𝑊 of radiant flux distributed uniformly in all directions. If luminous efficiency is 60 lumen/W, the luminous intensity will be:
A. 264.4 candela
B. 274.4 candela
C. 286.6 candela
D. 294.6 candela
Answer:C
If a lamp emits 60 𝑊 of radiant flux distributed uniformly in all directions. If luminous efficiency is 60 lumen/W, the luminous intensity will be:
A. 264.4 candela B. 274.4 candela C. 286.6 candela D. 294.6 candela