What must be the luminous intensity, in candela, of a spot light mounted on a ceiling of a 3-meter floor-to-ceiling high chapel if the illuminance level required is 1200 lux? The angle of inclination of the lamp is 30 degrees and lighting an altar table that is 900mm from the floor. COMPUTE FOR THE LUMINOUS FLUX FIRST

What must be the luminous intensity, in candela, of a spot light mounted on a ceiling of a 3-meter floor-to-ceiling high chapel if the illuminance level required is 1200 lux? The angle of inclination of the lamp is 30 degrees and lighting an altar table that is 900mm from the floor. COMPUTE FOR THE LUMINOUS FLUX FIRST

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter9: Measuring Instruments

Section: Chapter Questions

Problem 10RQ: 10. What electrical quantity does the oscilloscope measure?

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What must be the luminous intensity, in candela, of a spot light mounted on a ceiling of a 3-meter floor-to-ceiling high chapel if the illuminance level required is 1200 lux? The angle of inclination of the lamp is 30 degrees and lighting an altar table that is 900mm from the floor.
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