JEE Physics - MCQ Practice Questions
Physics is where JEE ranks are usually won or lost, since a single conceptual slip changes the whole answer. Questions here span mechanics, rotational motion, thermodynamics, waves and oscillations, electrostatics, current electricity, magnetism, optics, and modern physics. Numerical problems carry full derivations so you can see which step you skipped, not just which option was right.
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Q.41Medium
An object is placed 15 cm in front of a concave mirror of radius of curvature 20 cm. The magnification is:
Q.42Medium
Diffraction fringes are observed when light passes through a single slit. The first minimum occurs at angle θ where:
Q.43Medium
Light is incident on a transparent glass slab at Brewster's angle. At this angle: