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Download in pdf physics general knowledge quiz questions and answers or GK objective questions with answers. These multiple choice questions and answers include mcqs on filament of electric bulb, transistor etc.
(71)
Which colour of light shows maximum deviation when passed through a prism ?
[A]
Yellow
[B]
Violet
[C]
Green
[D]
Red
Comment
(72)
Pure water is poor conductor of electricity because it is
[A]
a non-polar solvent
[B]
a very good solvent
[C]
not volatile
[D]
feebly ionized
Comment
(73)
The filament of electric bulb is made up of :
[A]
Copper
[B]
Lead
[C]
Tungsten
[D]
None of the above
Comment
(74)
The device which transfer the signal from low resistance region to high resistance region
[A]
transistor
[B]
capacitor
[C]
inductor
[D]
All of the above
Comment
(75)
When a detergent is added to pure water, its surface tension
[A]
increases
[B]
decreases
[C]
becomes infinite
[D]
remains constant
Comment
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