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A fluorescent tube operates by passing an electric current through mercury vapor, which emits ultraviolet light. This light then causes a phosphor coating on the inside of the tube to glow, producing visible light.
Myria, the world’s largest aircraft has been destroyed by which of the following countries?
Why do pulsars appear to flicker when observed from Earth?
Cryogenic engines are primarily used in which field?
Which type of Fire extinguisher is used for Petroleum fire?
The vector of malaria is:
Which blood group has no antibodies?
Who pioneered the development of electroencephalography?
Bluetooth technology, used for short-range data exchange, operates on what type of connection?
Which of the following is known as "Vitamin B1"?
A fluorescent tube is a type of gas discharge lamp that uses which gas to produce visible light?
