Answer / hiralal

the inner surface of tube light is polished by murcury
powder of white color

Answer / sangeetha

The tubelight appears white because it relects all the
colors(VIBGYOR).

Answer / divya

FLUOROSCENT

Answer / aseef

because of fluoroscent material present in it.

Answer / gagandeep singh

IN COLOR PICTURE TUBE THERE IS COATING OF RED,GREEN& BLUE
PHOSPHOR WHEN LIGHT FALL ON THIS COATING DEPENDING UPON THE
INFORMATION IT MAKE COLOR COMBINATION.IF IT ILLUMINATE
THERE COLOR SIMULTANOSLY THEN IT IS WHITE COLOR

Answer / sony

to observe less heat.

Answer / rajnish

A fluorescent lamp or fluorescent tube is a gas-discharge
lamp that uses electricity to excite mercury vapor. The
excited mercury atoms produce short-wave ultraviolet light
that then causes a phosphor to fluoresce, producing visible
light

Answer / naresh

because the tube filled with mercury gas

Answer / vinod rana

inner side of tube is coated with white murcury power so it
display white light

Answer / stephy

tubelights are painted in white colour

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