Convex mirror is generally used in _____.
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Find the power of a convex lens if the image formed is at a distance of 10 cm from the lens when the object is placed on the other side of the lens at 40 cm from the optical centre?
In projectile motion, the total flight time is _______.
_____ is same on every point on a rotating body.
What is the phenomenon which established the transverse nature of light ?
A man standing close to the platform at a railway station experiences a pulling force towards a fast moving train because of __________ .
The angle between the __________and the incident ray is called the angle of incidence.
The antiparticle of an electron is