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Physics

Physics
Which of the following is a compound machine?

Knife
Screw
Bicycle
Ramp

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Physics
Nuclear sizes are expressed in a unit named

Angstrom
Newton
Fermi
Tesla

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Physics
Why is it difficult to breathe at higher altitudes?

Due to low temperature
Due to low air pressure
Due to ozone
Due to high humidity

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Physics
The focal length of a concave mirror with a radius of curvature of 20.0 cm is :

5 cm
10 cm
15 cm
20 cm

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Physics
By how many times are the Electrostatic forces stronger than the Gravitational Forces for a fixed distance?

2
1012
1036
102

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Physics
What is another name for energy of motion?

Motional energy
Potential energy
Rotational energy
Kinetic energy

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MORE MCQ ON Physics

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