National Science Olympiad Forum By SOF Olympiad Trainer - Page 469

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
Luminouse zone doesnt contain carbon particles. NSO please fix these errors

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10
it should be h2o instead of h2

Ans 2:

Class : Class 5
yes

Ans 3:

Class : Class 8

Ans 4:

Class : Class 8

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 10
Child's play though. calorific value=heat/unit mass of the fuel burnt =180,000/4.5 =40000 kJ/kg it is a question from our very own NCERT TEXTBOOK.

Ans 2:

Class : Class 10
Exactly.

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 8
What is "Apache tomcat error"? I wrote a long answer and it vanished.

Ans 2:

Class : Class 8

Ans 3:

Class : Class 10
Sulfur dioxide and chlorine are not produced because CNG is composed of methane. The fact that it produces large amount of carbon dioxide is not helpful or advantageous by any means. Whether it is used in compressed form or not does not make it eco-friendly; but, yes, it produces no smoke SPM upon combustion. So correct answer is (B).

Ans 4:

Class : Class 8

Ans 5:

Class : Class 9
totally wrong

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 4

Ans 2:

Class : Class 5
A

Ans 3:

Class : Class 10
A because co2 does not support burning

Ans 4:

Class : Class 8
But it can also be c

Ans 5:

Class : Class 7
it can also be c because oxygen gas present in the air is necessary for burning

Ans 6:

Class : Class 10
A: Carbon dioxide gas does not support burning.

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
Yeah, it is A.

Ans 2:

Class : Class 6
what are you saying it is a

Ans 3:

Class : Class 7
yeahhhhhhhhhhhhhhhhhhhhhhhhhhhhhh

Ans 4:

Class : Class 8
depends on the weather

Ans 5:

Class : Class 6
It is A

Ans 6:

Class : Class 7
its not B, we can't just casually fix a glass if its broken

Ans 7:

Class : Class 8
B

Ans 8:

Class : Class 6
B, anybody marking something else is mad.

Ans 9:

Class : Class 2
somone

Ans 10:

Class : Class 4
answer is b

Ans 11:

Class : Class 6

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 7
IT IS C

Ans 2:

Class : Class 7
HURRAYWOWALASBEWAREBRAVO!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1

Ans 3:

Class : Class 8
D

Ans 4:

Class : Class 8
It's surely D

Ans 5:

Class : Class 7
BIT GOOD

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6
the shadow will be none(null) according to theory that there shall be no shadow at all. thus the answer is (D)

Ans 2:

Class : Class 4

Ans 3:

Class : Class 10
The answer is ( a) . whoever posted the first answer is wrong.the answer is (a ) because the length of the shadow is the shortest at noon

Ans 4:

Class : Class 10
By tribal mushroom logical kick from Ne thug girl

Ans 5:

Class : Class 4
IT SHOULD BE D!!!!!!

Ans 6:

Class : Class 8

Ans 7:

Class : Class 10
there won't be any shadow because the sun is right above the stick

Ans 8:

Class : Class 10
By tribal mushroom logical kick from New

Ans 9:

Class : Class 7
dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd

Ans 10:

Class : Class 10
ok sorry I think that they asked for comparing them and not telling whether there is shadow or not

Ans 11:

Class : Class 7

Ans 12:

Class : Class 6
No, it is correct because they never said that the stick was put upright.

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