MEDIUM
JEE Main/Advance
IMPORTANT
Earn 100

If the equation of mirror is given by  y=2/π sinπx y>0,0x1  then find the point on which horizontal ray should be incident so that the reflected ray become perpendicular to the incident ray

 

Question Image 

50% studentsanswered this correctly

Important Questions on Ray Optics

HARD
JEE Main/Advance
IMPORTANT

A ray of light is incident normally on one face of 30°-60°-90°prism of refractive index 53 immersed in water of refractive index 43 as shown in figure.

Question Image

MEDIUM
JEE Main/Advance
IMPORTANT

An object O is kept inform of a converging lens of focal length 30 cm behind which there is a plane mirror at 15 cm from the lens.

Question Image

 

MEDIUM
JEE Main/Advance
IMPORTANT
A converging lens of focal length f1 is placed in front of and coaxial with a convex mirror of focal length f2. Their separation is d. A parallel beam of light incident of the lens returns as a parallel beam from the arrangement-
MEDIUM
JEE Main/Advance
IMPORTANT

Choose the correct alternative corresponding to the object distance 'u', image distance 'v' and the focal length 'F' of a converging lens from the following.

(i) The average speed of the image as the object moves with uniform speed from distance 3F4 to F2 is greater than the average speed of the image as the object moves with same speed from distance  F2 to F4

MEDIUM
JEE Main/Advance
IMPORTANT
An object and a screen are fixed at a distance d apart. When a lens of focal length f is moved between the object and the screen, sharp images of the object are formed on the screen for two positions of the lens. The magnifications produced at these two positions are M1 and M2
MEDIUM
JEE Main/Advance
IMPORTANT
A diminished image of an object is to be obtained on a large screen 1 m from it.  This can be achieved by
MEDIUM
JEE Main/Advance
IMPORTANT
A convex lens form an image of an object on a screen. The height of the image is again obtained on the screen. Then height of this image is 4 cm. The distance between the object and the screen is 90 cm
HARD
JEE Main/Advance
IMPORTANT

A ray is incident on the first prism at an angle of incidence 53° as shown in the figure. The angle between side CAand B'A' for the net deviation by both the prism to be double of the deviation produced by the first prism, will be

Question Image