Subject :NSO Class : Class 7
Subject :NSO Class : Class 3
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Subject :NSO Class : Class 4
Ans 14:
Class : Class 7
Ans is C as weight of spring balance should be same. It is not necessary for the height of both the ramps to be same.
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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
Ans 5:
Class : Class 6
Ans is A because numbers between 10 and 15 are 10, 11, 12, 13, 14 and 15. The numbers between 13 and 15 are 13, 14, 15, 16, 17, 18, 19 and 20. The common number is 15.
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 7
Vishakha took few wire pieces made up of different metals and placed them in blue solution of copper sulphate. What will be the changes in the colour of the solutions present in beakers I, II and III?
I | II | III | |
A | Green | Blue | Green |
B | Blue | Green | Green |
C | Green | Blue | Blue |
D | Blue | Blue | Blue |
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Subject :NSO Class : Class 5