16-kg mass is placed on a 25degree incline and friction keeps it from sliding. The coefficient of static friction in this case is 0.574 and the coefficient of sliding friction is 0.519. The mass is given a shove causing it to slide down the incline. Taking down the incline as positive, what is the acceleration of the mass while it is sliding?  a. 0.47m/s^2 b. -0.47m/s^2 c. -0.96m/s^2 d. 0.96m/s^2 e. 14.50m/s^2

Q: 4) # 8kg object speeds up from 20m/fee to som/sec in 6 secords. a) what is the acceleration b) what…

A: 4) mass of object (m) = 8 kg initial speed (u) = 20 msfinal speed (v) = 50 mstime (t) = 6 seconds

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A: friction fk =μN

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Q: 9) An object of mass 10 kg is pulled up a rough (friction) inclined plane by a rope. The inclined…

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Q: What force is needed to accelerate a sled (mass=55kg) at 1.4 m/s2 on horizontal frictionless ice

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