1.

Vishva noticed in a dhaba around 50 bulbs, each of 100 W all were glowing. She calculated the cost of electricity consumed in one hour and told the dhaba owner to reduce the expenses and at the same time save electricity by using CFL bulbs instead of ordinary filament-type bulbs. What is a CFL?

Answer»

SOLUTION :A CFL is a COMPACT FLUORESCENT LAMP.


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