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JEE Advanced
IMPORTANT
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The graph between u and v for a convex mirror is

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Important Questions on Geometric Optics

MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 7 - Geometric Optics>Objective Problems [Level 2]>Q 13
A concave lens of focal length 20 cm placed in contact with a plane mirror acts as a
MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 7 - Geometric Optics>Objective Problems [Level 2]>Q 14
A convex lens produces an image of a real object on a screen with a magnification of 12. When the lens is moved 30 cm away from the object, the magnification of the image on the screen is 2. The focal length of the lens is
MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 7 - Geometric Optics>Objective Problems [Level 2]>Q 15
An infinitely long rod lies along the axis of a concave mirror of focal length f. The near end of the rod is at a distance u>f from the mirror. Its image will have a length
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 7 - Geometric Optics>Objective Problems [Level 2]>Q 16
A liquid is placed in a hollow prism of angle 60°. If angle of the minimum deviation is 30°. What is the refractive index of the liquid?
HARD
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 7 - Geometric Optics>Objective Problems [Level 2]>Q 17

A point object is moving with a speed v before an arrangement of two mirrors as shown in figure.

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Find the velocity of image in mirror M1 with respect to image in mirror M2.

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JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 7 - Geometric Optics>Objective Problems [Level 2]>Q 18
How much water should be filled in a container of height 21 cm, so that it appears half filled to the observer when viewed from the top of the container μ=43?
MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 7 - Geometric Optics>Objective Problems [Level 2]>Q 19
Optic axis of a thin equi-convex lens is the X-axis. The coordinates of a point object and its image are -40 cm,1 cm and 50 cm,-2 cm respectively. Lens is located at
MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 7 - Geometric Optics>Objective Problems [Level 2]>Q 20

The adjoining figure represents a wavefront AB which passes from air to another transparent medium and produces a new wavefront CD after refraction.

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The refractive index of the medium is (PQ is the boundary between air and the medium)