National Science Olympiad Forum By SOF Olympiad Trainer - Page 319

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Subject :NSO    Class : Class 6

Ans 1: (Master Answer)

Class : Class 1

D

When the key K is closed, an electric current starts flowing in the circuit . The current which passes through bulb P gets divided  in bulbs Q and R. For the identical bulbs , the brightness will depend upon the current flowing through the bulbs,So P will glow brighter than Q and R .


Ans 2:

Class : Class 6

Ans 3:

Class : Class 10
the current starts flowing from positive end to negative end in a closed circuit and in this case , current first gets divided and passes through Q and R and then the current again gets add up and passes through p. so due to the greater flow of current through P it is more brighter.

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Subject :NSO    Class : Class 6

Ans 1: (Master Answer)

Class : Class 1

B

Transparent objects allow the light to pass through it completely , while the translucent passes the light partially .

An object is categorised as opaque if it completely blocks the light falling on it.

Hence, B is the correct option.


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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
wrong question

Ans 2:

Class : Class 5
wrong!!!!!!! BLUNDER BY SOF!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

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Subject :NSO    Class : Class 7

Ans 1:

Class : Class 9
exactly Arav . they should give it clearly. its to small. and they should mention in synopsis about various parts...

Ans 2:

Class : Class 4

Ans 3:

Class : Class 7
not available to identify

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Subject :NSO    Class : Class 6

Ans 1: (Master Answer)

Class : Class 1

C

Colour of an object doesn' t affect the colour of its shadow .It is faint and dark depending upon the amount light falling on the screen.

The iron rod behaves like a magnet so long as it is kept near the magnet. When the magnet is removed, the iron rod loses its magnetic property.

An electric bulb has two two terminals.


Ans 2:

Class : Class 8

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Subject :NSO    Class : Class 7

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Subject :NSO    Class : Class 3

Ans 1: (Master Answer)

Class : Class 1

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 6

Ans 2:

Class : Class 2
photo not visable answer not correct we understand broo

Ans 3:

Class : Class 6
D

Ans 4:

Class : Class 3
Photos are not clear!!!!

Ans 5:

Class : Class 7
The photos are not clear!!!

Ans 6:

Class : Class 8

Ans 7:

Class : Class 6
yes, the photos are not clear !!!

Ans 8:

Class : Class 8
the answer is also incorrect

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