The following is not a law of static friction :

1.	The following is not a law of static friction :
A.	is not changed but weight of the bob is decreased
B.	none of these.
C.	The force of friction always acts in a direction opposite to that in which the body tends to move
D.	The force of friction is dependent upon the area of contact
Answer» B. none of these.

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The following is not a law of static friction :

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