Subject :NSO Class : Class 6
Class : Class 8
It can be Q because if P is moved clockwise then R would move anticlockwise making Q move clockwise, but if Q moves anticlockwise then it will make R move clockwise making P move anticlockwise, which is it's opposite. So Q is incorrectly marked.
Class : Class 8
If P is moved in clockwise direction then R would move in anticlockwise direction with P, but if Q moves anticlockwise then R will move clockwise and P would move Anticlockwise, which is opposite of it. So Q is incorrectly marked.
Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 6
Ans 2:
Class : Class 10
The correct option is D as of you actually perform it , you will see that water rises by 21% this is as combustion required oxygen which is about 21%in volume . Since it was exhausted , and space occupied air was lowered by 21%. , The water rose . This it proves
1) air has space
2) air has oxygen
Ans 3:
Class : Class 10
The correct option is D as of you actually perform it , you will see that water rises by 21% this is as combustion required oxygen which is about 21%in volume . Since it was exhausted , and space occupied air was lowered by 21%. , The water rose . This it proves
1) air has space
2) air has oxygen
Ans 4:
Class : Class 10
The correct option is D as of you actually perform it , you will see that water rises by 21% this is as combustion required oxygen which is about 21%in volume . Since it was exhausted , and space occupied air was lowered by 21%. , The water rose . This it proves
1) air has space
2) air has oxygen
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Subject :NSO Class : Class 2
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Subject :NSO Class : Class 9
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Subject :NSO Class : Class 7