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Subject :NSO    Class : Class 5

Two identical iron blocks X and Y being pushed on two different surfaces as shown in the given figure.

Which of the following is correct regarding X and Y ?

ABlock X requires more force than block Y to move it.
BBlock Y experience more frictional force than block X.
CIf same forces are applied to both blocks then block X will move faster than Y.
DBoth A and B

Ans 1: (Master Answer)

Class : Class 1


Frictional force is more in case of rough concrete surface than smooth polished surface.

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