1.

(a) What is the difference between static and sliding friction? For a given pair of objects, which of the two is greater? (b) How can a very heavy machine be moved conveniently from one place to another in a factory? (No crane is available for this purpose).

Answer»

(a) What is the difference between static and sliding friction? For a given pair of objects, which of the two is greater?
(b) How can a very heavy machine be moved conveniently from one place to another in a factory? (No crane is available for this purpose).



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