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Subject :NSO    Class : Class 4

Select the option which correctly matches the simple machine with the work they are used for.



A a - 4  ,  b - 3  ,  c - 1  ,  d - 2
B a - 3  ,  b - 1  ,  c - 4  ,  d - 2
C a - 1  ,  b - 2  ,  c - 4  ,  d - 3
D a - 2  ,  b - 1  ,  c - 3  ,  d - 4


can you please explain.

Ans 1:

Class : Class 3

Ans 2:

Class : Class 3

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