1.

Assertion : Usage of ball bearing between two moving parts in a machine is a common practice Reason : Ball bearing reduce vibrations and provide good stability Which one of the following statement is a correct statement

Answer»

ASSERTION is TRUE and reason is true and EXPLAINS assertion
assertion is true and reason explain assertion
assertionis true and reason is false
assertionis false and reason is true

SOLUTION :Theballbearingsreducefrictionbyconvertingslidingfrictionintorollingfriction .


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