National Science Olympiad Forum By SOF Olympiad Trainer - Page 658

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 10
as all my friends are agree with ans C I am also agree with that ans because the only point is in fig that 'c' from where we can see image 'o'

Ans 2:

Class : Class 7
The correct answer is option C

Ans 3:

Class : Class 6
C

Ans 4:

Class : Class 7
It’s cHow in the world is d. It’s not even in the periscope

Ans 5:

Class : Class 7
i agree with you.

Ans 6:

Class : Class 6
How the hell is it d even if we take it the wrong way there is a one in a ten million chance someone gets a then how d is even possible this is idiotic

Ans 7:

Class : Class 3
ANS is C!!!!!!!!!!!!!!!!!!

Ans 8:

Class : Class 6
when we see the result is says d is the correct answer

Ans 9:

Class : Class 7
It’s c

Ans 10:

Class : Class 7
It should be c....

Ans 11:

Class : Class 1
Eyes its c for sure......😁😁

Ans 12:

Class : Class 9
the answer is c ....

Ans 13:

Class : Class 7
it is so wrong! the answer is surely c. they are cheating us for money

Ans 14:

Class : Class 6
the answer is C

Ans 15:

Class : Class 10
because I think if you just forget that how a periscope works, and see through it then your brain would think that the object is on point d.

Ans 16:

Class : Class 9
HOW IN THE WORLD IS IT C????

Ans 17:

Class : Class 9

Ans 18:

Class : Class 6
it should be C because in a periscope it reflects light SOF is wrong they are saying D

Ans 19:

Class : Class 7
The ans to this ques is not d because the image will be seen at point c

Ans 20:

Class : Class 7
the answer is surely c!!!!!!!

Ans 21:

Class : Class 8
it is c

Ans 22:

Class : Class 9
The ans is Noobs

Ans 23:

Class : Class 6
The answer is legit C everyone

Ans 24:

Class : Class 6
I agreed with all. Ans is C.

Ans 25:

Class : Class 5
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 26:

Class : Class 8
Hello everyone..I have answered the test and found out that the answer is D...There is no solution

Ans 27:

Class : Class 9
It's C for sure

Ans 28:

Class : Class 6
it should be c and if not, please provide the solution

Ans 29:

Class : Class 6
it is CCCCCCCCCC so obvious

Ans 30:

Class : Class 6
Answer should be C as that is the only point the eye is looking at.

Ans 31:

Class : Class 8
i agree with everyone that say that the answer is cccccccccccccccc!

Ans 32:

Class : Class 7
It should be C as same concept is used in submarines

Ans 33:

Class : Class 10
the answer is c

Ans 34:

Class : Class 6
Cccccccccccccccccccccccccc nothing except cccccccccccccccccc. Every one is correct d is wrongggggg

Ans 35:

Class : Class 6
how ans is D????

Ans 36:

Class : Class 4
It should be 'c' as the image of 'O' is seen on the mirror at 'c' and same concept is used in periscopes.

Ans 37:

Class : Class 6
it is c no doubt.......

Ans 38:

Class : Class 1
Answer should be C!!!

Ans 39:

Class : Class 6
cccccccccccccccccccccccccc!!!!!!!!!!!

Ans 40:

Class : Class 6
It should be c as the eye can see from that point only.

Ans 41:

Class : Class 7
IT'S C PLEASE UPDATE IT!!!!!!! I agree with you all it's C

Ans 42:

Class : Class 9
Sorry I put the previous comment by mistake....HOW IS IT D?????

Ans 43:

Class : Class 8

Ans 44:

Class : Class 9
Answer is C. The concept is followed in a periscope and the object is only seen on the mirror and not outside.

Ans 45:

Class : Class 8
C

Ans 46:

Class : Class 9
THE ANSWER SHOULD BE CCCC!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 47:

Class : Class 9
why is it D? it should be C

Ans 48:

Class : Class 7
its c noobs

Ans 49:

Class : Class 6
cccccccccccccccccccccccccccccccccccccc!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 50:

Class : Class 6
cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 51:

Class : Class 6
I think it should be C ......... SOF pls give the solution .............

Ans 52:

Class : Class 6
if the answer is d, then give the solution.

Ans 53:

Class : Class 8
the answer is not c as the image formed will have the same distance as the original object. the answer should be d.

Ans 54:

Class : Class 9
It should be ans C , If not pls provide with a solution to the same. SOF olympiad trainer, I also request to ban Harry potter from hogwarts, hogsmede due to his ego which can hurt others feelings and also due to is maybe incorrect saying that he is the smartest of them all

Ans 55:

Class : Class 7
I agree with everyone, the answer is c as the mirror(point c) is the last object for the light to bounce of before reaching the eyes. I have checked this question online and all the websites ( including world famous Q

Ans 56:

Class : Class 3
it is c

Ans 57:

Class : Class 8
C is the answer

Ans 58:

Class : Class 6
yes ,its c !!!

Ans 59:

Class : Class 6

Ans 60:

Class : Class 9
answer is D , the image of an object in a mirror is virtual and the position of this virtual image is at the same distance inside the mirror as the distance of observers eye from the mirror, so image formed in mirror c would be seen by the observers eye at point d.

Ans 61:

Class : Class 7
Do not fight so much, it is just a printing mistake. It happens with many questions.

Ans 62:

Class : Class 10
cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 63:

Class : Class 9
ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 64:

Class : Class 6

Ans 65:

Class : Class 6
How is it'd'? It is c as the eye is not even looking on point d

Ans 66:

Class : Class 6
i rock,im the smartest and the answer is c

Ans 67:

Class : Class 10
Answer should be 'C' as the eye can see the image on the first mirror as light will reflect from the second mirror at an angle that it hits the first mirror and then the eye

Ans 68:

Class : Class 4
ansssssssssssssssss shouldddddddddddd beeeeeeeeeeeeeee ccccccccccccccccccccccccc

Ans 69:

Class : Class 3
i typed the answer as c because the same concept is followed in the submarine

Ans 70:

Class : Class 6
Ans is C

Ans 71:

Class : Class 6
ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 72:

Class : Class 7
C

Ans 73:

Class : Class 8
I agree with you all . the answer is C . if the answer is D , please provide a solution

Ans 74:

Class : Class 6
The ans is C,C,C and only C .

Ans 75:

Class : Class 4

Ans 76:

Class : Class 1
ANS IS CCCCCCCCCCCCCCCC!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 77:

Class : Class 10
I agree with Aarushi and Tanishtha.The image will be seen on the lower mirror.

Ans 78:

Class : Class 9
Even I agree with answer c

Ans 79:

Class : Class 9
answer should be c

Ans 80:

Class : Class 10
yes.

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 4
ctvgukyvvrcutetuvuytvurcdeyttv

Ans 2:

Class : Class 4

Ans 3: (Master Answer)

Class : Class 1
The correct answer is D.

Ans 4:

Class : Class 3
Why the answer is not B

Ans 5:

Class : Class 3
The correct answer is D

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 4

Ans 1:

Class : Class 6
it is water vapour and snow it is option b

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 4
5 2-3=44 5-6=3ans is 3

Ans 2:

Class : Class 4
5 2-3=45 4-6=3answer is 3

Ans 3:

Class : Class 2
Can someone describe how to solve this question?

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 5

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