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param ahuja from m.p.s, Ajmer
Subject :NSO    Class : Class 7

In a dark night, you have only one light source in your room. But you have two mirrors, one is concave and another is convex. Which mirror will you use to make the room lighted?

A Concave mirror, because it converges the beam of light.
B Concave mirror, because it diverges the beam of light.
C Convex mirror, because it diverges the beam of light.
D Either concave or convex depends on the position of source.


Ans 1:

NIKHIL RANJAN from Litera Valley School, PATNA
Class : Class 7
0hi hi hih h hi hi hi hii

Ans 2:

Jai kumar Bohara from Dps, Udaipur
Class : Class 9
yes ans c

Ans 3:

Miheet parikh from Jamnabai narsee school, Mumbai
Class : Class 2
A

Ans 4:

arvin from KC INTERNATIONAL SCHOOL JAMMU, Jammu
Class : Class 7
The answer is B

Ans 5:

NIKHIL RANJAN from Litera Valley School, PATNA
Class : Class 7
The correct answer is D.

Ans 6:

Tanush Rao from Delhi Public School Vasant Kunj, Delhi
Class : Class 8

Ans 7:

siddarth from DPS Ecity, Bengaluru
Class : Class 8
ans= c

Ans 8:

ALICE from Delhi Public School, UDAIPUR
Class : Class 9

Ans 9:

Sanjay Kumar from Vellammal Vidyashram, Chennai
Class : Class 5
Ans c

Ans 10:

Om Goel from Ryan International School, New Delhi
Class : Class 10
the answer should be B because cocave lens is a diverging lens which will diverge the light to all parts of the room

Ans 11:

Md.ZEESHAN ali from St. Agness branch school, Kharagpur
Class : Class 4
yes according to me also the answer is c but in nso practice papers it is written as d

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