23-Ray optics and optical instruments

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How to prepare for Ray optics and optical instruments for JEE Mains
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Please clarify
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solution.livedoubt
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What is TIR ?
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The driver sitting inside a parked car is watching vehicles approaching from behind with the help of his side view mirror, which is a convex mirror..?
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Amodini
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glass slab ques
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Consider the light on a slit of width $10^4$ Å . The image seen through the slit shall .........?
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Abhineet
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Two bodies A and B are moving towards a plane mirror with speeds $V_A$ and $V_B$ respectively as shown in the figure . The speed .. ?
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Abhineet
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Derivation for the formulae to calculate number of images formed by Two mirrors inclined at an angle theta with the object in between as shown ... ?
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Amodini
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When light incident perpendicular to the glass slab then light retracted or not if not what about natural property of refraction inex ?
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Amodini
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A cylindrical vessel, whose diameter and height both are equal to 30 cm, is placed on a horizontal surface and a small particle P is placed in it...?
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Amodini
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Two plane mirrors M1 and M2 have a length of 20 m each and are 10cm apart. A ray of light is incident on one end of mirror M2 at an angle 53°...?
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RJVLKHN
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A ray of light travels from water to air as shown below. Given that the refractive index of air is 1.0 and the refractive index of water ..?
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Amodini
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A ray of light travels from air to glass as shown below. Given that the refractive index of air is 1.0 and the refractive index of glass is..?
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Abhineet
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A thin convex lens of focal length 20 cm is split into parts gap between lens is 2mm. An object O is placed at distance 10 cm from the lens. ..?
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Amodini
Amodini
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How to know the position of image in a lens ?
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Amodini
Amodini
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what is refraction ?
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Amodini
Amodini
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What is refraction ?
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Amodini
Amodini
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A point object is placed on a principal axis of concave mirror at a distance of u = 61 cm from pole. A slab thickness of t= 3 cm and .......?
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Abhineet
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Find angle $\theta$ for which a light ray incident at angle 60 on the horizontal mirror becomes vertical after two.......?
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The following figure represents a wave front AB which passes from air to another transparent medium and produces a new wave front ..........?
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Amodini
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Difference between concave mirror and convex mirror and what is formula of this mirrors ?
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