Answers

2016-03-10T10:09:38+05:30
The object will slow down due to friction if a cons. force cancelling outthe frictional retarding force the cons.is moving body.

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2016-03-10T17:26:25+05:30
Using newtons first law : An object continues to be in its state of rest uniform motion until and unless and external unbalanced force is applied on it.
No need of mentioning friction here..
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