National Science Olympiad Forum By SOF Olympiad Trainer - Page 714

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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
cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Ans 2:

Class : Class 4

Ans 3:

Class : Class 6
yes ,its c !!!

Ans 4:

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

Ans 5:

Class : Class 9
It's C for sure

Ans 6:

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 7:

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 8:

Class : Class 7
The answer is legit C everyone

Ans 9:

Class : Class 6
Ans is C

Ans 10:

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 11:

Class : Class 6
ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 12:

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

Ans 13:

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

Ans 14:

Class : Class 7
its c noobs

Ans 15:

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 16:

Class : Class 6
cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 17:

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 18:

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

Ans 19:

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

Ans 20:

Class : Class 8
C is the answer

Ans 21:

Class : Class 3
it is c

Ans 22:

Class : Class 6

Ans 23:

Class : Class 7
C

Ans 24:

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

Ans 25:

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

Ans 26:

Class : Class 9
The ans is Noobs

Ans 27:

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

Ans 28:

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

Ans 29:

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

Ans 30:

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

Ans 31:

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

Ans 32:

Class : Class 8
C

Ans 33:

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

Ans 34:

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

Ans 35:

Class : Class 6

Ans 36:

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

Ans 37:

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

Ans 38:

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

Ans 39:

Class : Class 1
Answer should be C!!!

Ans 40:

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

Ans 41:

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

Ans 42:

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

Ans 43:

Class : Class 5
it is CCCCCCCCCC so obvious

Ans 44:

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 45:

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

Ans 46:

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

Ans 47:

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 48:

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

Ans 49:

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

Ans 50:

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

Ans 51:

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

Ans 52:

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

Ans 53:

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 54:

Class : Class 7
It’s c

Ans 55:

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

Ans 56:

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

Ans 57:

Class : Class 4
ansssssssssssssssss shouldddddddddddd beeeeeeeeeeeeeee ccccccccccccccccccccccccc

Ans 58:

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

Ans 59:

Class : Class 7
The correct answer is option C

Ans 60:

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

Ans 61:

Class : Class 9
answer should be c

Ans 62:

Class : Class 9

Ans 63:

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

Ans 64:

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

Ans 65:

Class : Class 10
the answer is c

Ans 66:

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

Ans 67:

Class : Class 8

Ans 68:

Class : Class 8
it is c

Ans 69:

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 70:

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

Ans 71:

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

Ans 72:

Class : Class 9
ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc

Ans 73:

Class : Class 7
i agree with you.

Ans 74:

Class : Class 6
the answer is C

Ans 75:

Class : Class 10
yes.

Ans 76:

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

Ans 77:

Class : Class 10
C

Ans 78:

Class : Class 9
Even I agree with answer c

Ans 79:

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 80:

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

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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

Ans 3:

Class : Class 3
Why the answer is not B

Ans 4: (Master Answer)

Class : Class 1
The correct answer is D.

Ans 5:

Class : Class 4
ctvgukyvvrcutetuvuytvurcdeyttv

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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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