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which graph represents the angular velocity as function of time in which the magnitude of angular velocity is contiguously decreasing?a) upward curve from origion with w on y axis and time on x axisb)upward straight line from constant on y axisc)downward straight line from constant on yaxisd) down parabola from origion

siddharth chandil , 11 Years ago
Grade 12
anser 2 Answers
vikas dhanaliya

Last Activity: 11 Years ago

the answer is option (d)that is down parabola from origin

Akash Kumar Dutta

Last Activity: 11 Years ago

Dear Siddharth,

As to me....since the angular velocity is continously decreasing so angular acc.(a) is constant.

we know  (delta)w=at..........since w(f)=w(i) + at

hence w is proptional to t

the graph should be a straight line starting from y axis at some point and ending at x axis at some time.

Regards.

Akash.

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