The initial velocity of a body moving on a rough horizontal surface having coefficient of friction 0.5 is 15 m/s. Find the time after which it will come to rest . [Take g = 10m/s^2]
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16- The initial velocity of a body moving on a rough horizontal surface having coefficient of friction 0.5 is 15 m/s. Find the time after which it will come to rest . [Take g = 10m/s^2]
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- 2. Mass m₁ slides without friction on a plane inclined at 40° above horizontal plane. It is attached to a second mass m₂ by a light string. If m₁ = 5kg, m₂ = 4kg, determine the acceleration of each block and the tension of the string.8. A 78-kg parachutist, in the first few seconds of her jump, accelerates at a rate of 7.4m/s°[]. Calculate the force she experiences due to air resistance.#10) A dump truck fully loaded weighs 74,000.0 pounds (33.6x10³ kg). The dump truck is initially at rest on a horizontal surface. The dump truck then starts moving at its maximum constant acceleration of 0.150 m/s². The dump truck accelerates for 25.0 seconds then starts to coast. When coasting, the dump truck decelerates at a rate of 0.225 m/s². Use the initial direction of motion of the dump truck as the positive direction in your coordinate system (report answers to 3 sig figs and show all work including starting equations and algebra). (A) Find the distance the dump truck travels in the first twenty-five seconds (equations first, numbers last). obje (B) After coasting the truck will eventually come to a stop. Find the total distance traveled by the dump truck when coasting (equations first, numbers last). the x-position of the (C) From start to finish, how much time does the truck spend in motion (equations first, numbers last)?