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Refer back to Diagram A. if the object this graph represents the motion of has a

ID: 2076783 • Letter: R

Question

Refer back to Diagram A. if the object this graph represents the motion of has a mass of 0.07Mg what is the object's maximum momentum? A (4i + 0.082k)N force is applied to an object forcing resulting in a lever arm of (0.15j +0.505k)km. Calculate the torque done by this force. A 1000kg automobile slams on its brakes on a very wet road and begins to hydroplane. A film of water the and brakes 0.1mm thick causes the car slide. The tires act as an upper plate with a total of 0.1m^2 and the road as the lower plate between fluid. If at this particular instant the velocity of the vehicle is 10m/s and the viscosity of the water is 0.001Pa s what is the vehicles acceleration at that moment?

Explanation / Answer

2) The torque applied is given by the formula, T = r x F

T = [(0.15 x 0.082) - (0.505 x 0)] i - [(0 x 0.082) - (0.505 x 4)] j + [(0 x 0) - (0.15 x 4)] k

= 0.012 i + 2.02 j - 0.6 k

PS: Upload the diagram of the first question

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