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An overhead light fixture holds three light bulbs.
Every light bulb has a luminous flux of 1892 lm.
The light fixture is 1.8 m above the floor.
What is the illuminance on the floor?
The device which changes chemical energy into electrical energy is called as electric cell. Battery is a host of constant emf but not constant current.
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#question. third law of motion.
define like and unlike parallel forces with examples
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