﻿ A slide projector gives a magnification of 10. If it projects a slide of dimensions 3 cm × 2 cm on a screen, the area of the image on the screen will be:  : Kaysons Education

# A Slide Projector Gives A Magnification Of 10. If It Projects A Slide Of Dimensions 3 Cm × 2 Cm On A Screen, The Area Of The Image On The Screen Will Be:

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## Question

### Solution

Correct option is

600 cm2

Area of the image will be

[Each dimension of the slide is increased 10 times].

#### SIMILAR QUESTIONS

Q1

A concave mirror of focal length f produces an image n times the size of the object. If the image is real, then the distance of the object from the mirror is:

Q2

A convex mirror of focal length f produces an image (1/n)th of the size of the object. The distance of the object from the mirror is:

Q3

A short linear object of length L lies on the axis of a spherical mirror of focal length f at a distance u from the mirror. Its image has an axial lengthL’ equal to:

Q4

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Q5

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Q6

A double convex lens of focal length 6 cm is made of glass of refractive index 1.5. The radius of curvature of one surface is double that of the other surface. The value of smaller radius of curvature is:

Q7

Diameter of a plano-convex lens is 6 cm and thickness at the centre is 3 mm. If the speed of light in the material of the lens is , the focal length of the lens is:

Q8

A luminous point is moving at speed v0 towards a spherical mirror, along its axis. Then the speed at which the image of this point object is moving is given by (with R = radius of curvature and u = object distance):

Q9

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Q10

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