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What is the ratio of illuminance at a point 5m just below a lamp emitting 100 candelas and at a point 5m away from the first point on the same horizontal plane?

2 1: 2

2 $\sqrt{2}$ : 1 2 $\sqrt{2}$ : 1

2 $\sqrt{2}$

1 2: 1

Correct Answer

⚙️ TE • Technical Verified SolutionElectricalUtilization Of Electrical Energy

Option B

2 $\sqrt{2}$ : 1

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Practice and solve "What is the ratio of illuminance at a point 5m just below a lamp emitting 100 candelas and at a poin..." for Electrical - Utilization Of Electrical Energy. The correct answer is Option B: 2 $\sqrt{2}$ : 1 2 $\sqrt{2}$ : 1. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.

Option **(b) **

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