National Science Olympiad Forum By SOF Olympiad Trainer - Page 717

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
It’s c

Ans 2:

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

Ans 3:

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

Ans 4:

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

Ans 5:

Class : Class 6
cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 6:

Class : Class 9
It's C for sure

Ans 7:

Class : Class 8
C is the answer

Ans 8:

Class : Class 4

Ans 9:

Class : Class 6
Ans is C

Ans 10:

Class : Class 10
the answer is c

Ans 11:

Class : Class 7
i agree with you.

Ans 12:

Class : Class 5
it is CCCCCCCCCC so obvious

Ans 13:

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

Ans 14:

Class : Class 9

Ans 15:

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 16:

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

Ans 17:

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 18:

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

Ans 19:

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 20:

Class : Class 9
answer should be c

Ans 21:

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

Ans 22:

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

Ans 23:

Class : Class 9
ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 24:

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

Ans 25:

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

Ans 26:

Class : Class 6

Ans 27:

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

Ans 28:

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

Ans 29:

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

Ans 30:

Class : Class 10
yes.

Ans 31:

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 32:

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 33:

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

Ans 34:

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

Ans 35:

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 36:

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

Ans 37:

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

Ans 38:

Class : Class 6
yes ,its c !!!

Ans 39:

Class : Class 6
the answer is C

Ans 40:

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

Ans 41:

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

Ans 42:

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

Ans 43:

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

Ans 44:

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

Ans 45:

Class : Class 7
its c noobs

Ans 46:

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

Ans 47:

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

Ans 48:

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

Ans 49:

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

Ans 50:

Class : Class 8

Ans 51:

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 52:

Class : Class 3
it is c

Ans 53:

Class : Class 4
ansssssssssssssssss shouldddddddddddd beeeeeeeeeeeeeee ccccccccccccccccccccccccc

Ans 54:

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 55:

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

Ans 56:

Class : Class 6

Ans 57:

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 58:

Class : Class 7
The answer is legit C everyone

Ans 59:

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

Ans 60:

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

Ans 61:

Class : Class 7
C

Ans 62:

Class : Class 8
it is c

Ans 63:

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

Ans 64:

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

Ans 65:

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

Ans 66:

Class : Class 9
Even I agree with answer c

Ans 67:

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

Ans 68:

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

Ans 69:

Class : Class 1
Answer should be C!!!

Ans 70:

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

Ans 71:

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 72:

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

Ans 73:

Class : Class 9
The ans is Noobs

Ans 74:

Class : Class 6
ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 75:

Class : Class 10
C

Ans 76:

Class : Class 8
C

Ans 77:

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

Ans 78:

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

Ans 79:

Class : Class 7
The correct answer is option C

Ans 80:

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

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Subject :NSO    Class : Class 4

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
The correct answer is D

Ans 2:

Class : Class 4
ctvgukyvvrcutetuvuytvurcdeyttv

Ans 3: (Master Answer)

Class : Class 1
The correct answer is D.

Ans 4:

Class : Class 4

Ans 5:

Class : Class 3
Why the answer is not B

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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 2
Can someone describe how to solve this question?

Ans 2:

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

Ans 3:

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

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 5

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Subject :NSO    Class : Class 9

Ans 1:

Class : Class 9
i have marked d but you are shwing that correct answer is c but according to solution answer is d

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