Physics MCQs for Class 9 with Answers
At sea level height if mercury is:
1000 cm
10 cm
1m
76 cm
The SI unite of density is
gcm-3
gm-3
gdm-3
kgm-3
Most of the matter that fills the universe is in state:
Solid
Plasma
Liquid
Gas
As we go up the density of air in the atmosphere:
Decreases
Increases
Remain constnat
None of these
F = Kx is mathematical form of which law:
Law of gravity
(‘radio-button-click-target–correctquestions’, “Hooke’s Law”)(‘radio-button-click-target’, “Einstein’s theory”)
It is just relation
The ratio of stress to strain is constant,This is known as
(‘radio-button-click-target–correctquestions’, “Hook’s law”)
Tensile strain
(‘radio-button-click-target’, “young’s modulus”)
strain
Archimedes is a scientist:
Greek
Italian
French
English
Which of the substance is heaviest?
Copper
Mercury
Aluminum
Lead
When a stress on a body crosses the limit, called the?
Elastic limit
Plastic limit
Failure point
Breaking point
1 Pa is equal to
NM
NM-1
JS
NM-2
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