Subject :NSO Class : Class 6
Subject :NSO Class : Class 6
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Subject :NSO Class : Class 8
Ans 5:
Class : Class 8
Because option a is correct as reaction takes place in all three beakersOption b is also correct as Mg is more reactive than Zn.Option c is also correct as Zn is more reactive than Ag.Option c is also correct because
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Subject :NSO Class : Class 8
Ans 4:
Class : Class 8
No the answer is 200 as the car is having a uniform acceleration of 1m/s².So, according to the formula s=ut 1/2at², the distance covered (s) = 0 1/2at²=1/2x1x400=200m.
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 8
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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 5