Subject :NSO Class : Class 7
Class : Class 7
The answer is not a because the equator has a low pressure because the sun heats up the air and the hot air rises thus creating a low pressure on the land. It also exists in the 60 degree latitude the sub - polar low pressure belt because compared to the polar winds the winds blowing from the equator are relatively hotter than the polar winds , thus they force the winds to rise up creating a low pressure so the correct answer is option d.
Subject :NSO Class : Class 7
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Subject :NSO Class : Class 8
Ans 1:
Class : Class 8
iii & iv are adaptations to prevent dust & surviving sandstorms.I feel brown colour is to camouflage.
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Subject :NSO Class : Class 7
A metal rod is shaped into a ring with a small gap. If this is heated, which of the following will not occur?
(A) The length of the rod will increase.
(B) The gap will decrease.
(C) The gap will increase.
(D) The diameter of the ring will increase in the same ratio as the length of the rod.
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 6
Ans 1:
Class : Class 6
Answer is B,because if we keep switch ahead of bulb b so it will block electrons of B path so the electrons will pass through A,C,D and they will be lit all time .
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5