A constant force of 850 N pushes a 150 kg mass up the inclined plane shown below. The mass moves at a uniform speed of 3 m/s. Fpush M Determine the power the force develops as it pushes the up the ramp. E TIT 2 m
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- A child pulls a sleigh up the incline as shown below. The work done by gravity on the sleigh during this motion is mgL cos? mgL sin? -mgL cos? -mgL sin? none of aboveYou push a file cabinet up a frictionless ramp tilted at 10°with horizontal. The file cabinet has a mass of 100 kg and you are pushing with a 700 N force in the direction up along the ramp. The file cabinet has initial speed of 2.0 m/s. It's moved 8.0 m up along the ramp. Match the answers with questions. 10.0⁰ Question the initial kinetic energy of the cabinet (K;) the final kinetic energy of the cabinet (Kf) the change in kinetic energy of the cabinet (AK) All Answer Choices A. -200 J B. -4011 J C.OJ D. 4011 J E. 4211 J F. 4411 J G. -4411 J H.-4211 J 1,200 JA truck of mass 3000 kg is to be loaded onto a ship using a crane that exerts a force of 31 kN over a displacement of 2 m as shown in the figure below. find the upward speed of the truck after its displacement. (Use the Work and Energy Principle). Fapp O a. 1.2 m/sec O b. 1.45 m/sec O c. 5.8 m/sec O d. 2.09 m/sec
- A constant 20-N force pushes a small ball in the direction of the force over a distance of 5.0 m. What is the work done by the force?A 12 kg is object is lifted by a rope from the first floor to the second floor, about 3.0 m. How much work is done against the force of gravity? What is the power if the object was in the air for 6.0 s?Skylar pulls a 6.00-kg crate across a horizontal floor for a distance of 2.6 m as shown. The tension force in the rope is 87 N and the angle is 30.0° with respect to the horizontal. The frictional force on the crate is 12 N. What is the work done by the frictionn force, in Joules?