VIVEKANANDA SSLC T - 06 E,  03.06.2024

VIVEKANANDA SSLC T - 06 E, 03.06.2024

12th Grade

50 Qs

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VIVEKANANDA SSLC T - 06 E,  03.06.2024

VIVEKANANDA SSLC T - 06 E, 03.06.2024

Assessment

Quiz

Computers

12th Grade

Hard

Created by

T N SHANMUGAM

Used 1+ times

FREE Resource

50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 2 pts

The refractive index of four substances A, B,

C and D are 1.31, 1.43, 1.33, 2.4 respectively.

The speed of light is maximum in

A

B

C

D

2.

MULTIPLE CHOICE QUESTION

20 sec • 2 pts

Where should an object be placed so that

a real and inverted image of same size is

obtained by a convex lens

f

2f

infinity

between f and 2f

3.

MULTIPLE CHOICE QUESTION

20 sec • 2 pts

A small bulb is placed at the principal focus

of a convex lens. When the bulb is switched

on, the lens will produce

a convergent beam of light

a divergent beam of light

a parallel beam of light

a coloured beam of light

4.

MULTIPLE CHOICE QUESTION

20 sec • 2 pts

Magnification of a convex lens is

Positive

b) negative

either positive or negative

zero

5.

MULTIPLE CHOICE QUESTION

20 sec • 2 pts

A convex lens forms a real, diminished point

sized image at focus. Then the position of the

object is at

focus

infinity

at 2f

between f and 2f

6.

MULTIPLE CHOICE QUESTION

20 sec • 2 pts

Power of a lens is –4D, then its focal length is

4m

–40m

–0.25 m

–2.5 m

7.

MULTIPLE CHOICE QUESTION

20 sec • 2 pts

In a myopic eye, the image of the object is

formed

behind the retina

on the retina

in front of the retina

on the blind spot

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