National Science Olympiad Forum By SOF Olympiad Trainer - Page 425

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Subject :NSO    Class : Class 5

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Class : Class 5
i think correct answer is C

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Subject :NSO    Class : Class 3

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Subject :NSO    Class : Class 8

Ans 1:

Class : Class 7
Please refer to the Ncert Book, the answer option D is favoured there

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Class : Class 8
C as the scale is 1:0.05

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Class : Class 9

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Class : Class 8
1000

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Class : Class 9

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Subject :NSO    Class : Class 8

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Subject :NSO    Class : Class 9

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Class : Class 9
Correct ans:D. The gravitational force is equal to the centripetal force acting between the Sun and Planet. GMm/r^2=Mv^2/r =>v^2=Gm/r. Also,T=2(pi)r/v. Squaring both the sides we will get

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Subject :NSO    Class : Class 9

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Subject :NSO    Class : Class 7

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Class : Class 7
Ball 2 will fall first

Ans 2:

Class : Class 8
option B is the correct answer

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Class : Class 7
ball 2 as it's parachutes surface area is less

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Subject :NSO    Class : Class 6

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Class : Class 6

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Class : Class 6
i have been recently taught about this in school. eagle is a carnivore

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Class : Class 8

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Subject :NSO    Class : Class 8

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Class : Class 8

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Class : Class 9
But ribosomes don't have membrane

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Class : Class 9
But ribosomes don't have membrane

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
did not label properly

Ans 2:

Class : Class 5
didnt understand

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