10th Class General Science MCQS
The light of laser is:
monochromatic
Tetrachrmatic
trichromatic
dichromatic
Which type of rays are used in the solar system fitted on ships and submarines to find the hidden secrets under water:
Ultrasound
C.T Scan
x – rays
Light
Laser surgery is of special importance in
liver operation
kidney operation
cancer operation
heart operation
The Phenomenon of emission of radiations from radioactive elements is called:
Doping
Induction
Radioactivity
Allotropy
What discovered radioactivity?
J.J. Thomson
Newton
Henry Becquerel
Einstein
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