
Grade 12th passGeneral Physics
A particle moves in a circle of radius 20 cm with a linear speed of 10 m/s . Find the angular velocity.
A particle moves in a circle of radius 20 cm with a linear speed of 10 m/s . Find the angular velocity.

In viewing through a magnifying glass, one usually positions one's eyes very close to the lens. Does angular magnification change if the eye is moved back?
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