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Grade: Upto college level

                        

a motor drives a body along a straight line with a constant force .the power P developed must vary with time as ...... plzzz plot a power vs time graph for this with explanation ......................................... i will surely approve.

9 years ago

Answers : (1)

vikas askiitian expert
509 Points
							

force = F = constant

 

ma = F

a = F/m

 

v  = u + at  

u = 0 so

v = at = Ft/m          .................1

 

power = force*velocity = F2t/m

power = kt

power is directly proportional to time , graph bw power & t is straight line .....

9 years ago
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