What is the minimum work needed to push a 900 -kg car 770 m up along...
What is the minimum work needed to push a 900 -kg car 770 m up along a 9.0 ∘ incline? Ignore friction. Express your answer to two significant figures and include the appropriate units.
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What is the minimum work needed to push a 900 -kg car 770 m up
along...
What is the minimum work needed to push a 800 -kg car 820 m up along...
What is the minimum work needed to push a 800 -kg car 820 m up along a 9.5 ∘ incline? Ignore friction. Express your answer to two significant figures and include the appropriate units.
What is the minimum work needed to push a 1075 kg car 330 m up along...
What is the minimum work needed to push a 1075 kg car 330 m up along a 17.5° incline? (a) Ignore friction. J (b) Assume the effective coefficient of friction retarding the car is 0.20? J
What is the minimum work needed to push a 1000-kg car 300 m up a 17.5°...
What is the minimum work needed to push a 1000-kg car 300 m up a 17.5° incline. Ignore friction. 3.
What is the minimum work needed to push a 850 -kg car 840 m up along...
What is the minimum work needed to push a 850 -kg car 840 m up along a 9.5 ∘ incline?
A 360 kg piano slides 2.5 m down a 25 ∘ incline and is kept from...
A 360 kg piano slides 2.5 m down a 25 ∘ incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (see the figure(Figure 1)). Ignore friction. A:Determine the force exerted by the man. Express your answer to two significant figures and include the appropriate units. B:Determine the work done on the piano by the man. Express your answer to two significant figures and include the appropriate units. C:Determine the work...
An 8.3 kg crate is pulled 5.1 m up a 30 degree incline by a rope...
An 8.3 kg crate is pulled 5.1 m up a 30 degree incline by a rope angled 19 degree above the incline. The tension in the rope is 100 N and the crate's coefficient of kinetic friction on the incline is 0.23. How much work is done by tension, by gravity, and by the normal force? Express your answers using two significant figures. Enter your answers numerically separated by commas. What is the increase in thermal energy of the crate...
Problem 6.10 A 390 kg piano slides 2.7 m down a 24 incline and is kept...
Problem 6.10 A 390 kg piano slides 2.7 m down a 24 incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (see the figu 1) gnore friction. Figure 1 of 1 Part A Determine the force exerted by the man. Express your answer to two significant figures and include the appropriate units. FP Value Units Submit My Answers give Up Part B Determine the work done on the piano by...
ULTATUADALIF 100F18 <Work and Energy Problem 8.20 A roller coaster car shown in the figure is pulled up to poin...
ULTATUADALIF 100F18 <Work and Energy Problem 8.20 A roller coaster car shown in the figure is pulled up to point 1 where it is released from rest Figure 1) Part A Assuming no friction calculate the speed at point 2 Express your answer to two significant figures and include the appropriate units. PÅ RO? Value Units Figure Submit Request Answer 1011 Part B Assuming no friction calculate the speed at point 3 Express your answer to two significant figures and...
Doug uses a 29 N horizontal force to push a 4.5 kg crate up a 1.8...
Doug uses a 29 N horizontal force to push a 4.5 kg crate up a 1.8 m -high, 20° frictionless slope. What is the speed of the crate at the top of the slope? Express your answer to two significant figures and include the appropriate units. U:1 Value Units Submit Previous Answers Request Answer
The Outlaw Run roller coaster in Branson, Missouri, features a track that is inclined at 79...
The Outlaw Run roller coaster in Branson, Missouri, features a track that is inclined at 79 ? below the horizontal and that spans a 49.4-m (162 ft) change in height. Part A If the coefficient of friction for the roller coaster is ?k=0.33, what is the magnitude of the friction force on a 1600-kg coaster train? Express your answer to two significant figures and include appropriate units. Part B How much work is done by friction during the time the...
What is the minimum work needed to push a 1000-kg car 300 m up a 17.5° incline. Ignore friction. 3.
An 8.3 kg crate is pulled 5.1 m up a 30 degree incline by a rope angled 19 degree above the incline. The tension in the rope is 100 N and the crate's coefficient of kinetic friction on the incline is 0.23. How much work is done by tension, by gravity, and by the normal force? Express your answers using two significant figures. Enter your answers numerically separated by commas. What is the increase in thermal energy of the crate...
Problem 6.10 A 390 kg piano slides 2.7 m down a 24 incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (see the figu 1) gnore friction. Figure 1 of 1 Part A Determine the force exerted by the man. Express your answer to two significant figures and include the appropriate units. FP Value Units Submit My Answers give Up Part B Determine the work done on the piano by...
ULTATUADALIF 100F18 <Work and Energy Problem 8.20 A roller coaster car shown in the figure is pulled up to point 1 where it is released from rest Figure 1) Part A Assuming no friction calculate the speed at point 2 Express your answer to two significant figures and include the appropriate units. PÅ RO? Value Units Figure Submit Request Answer 1011 Part B Assuming no friction calculate the speed at point 3 Express your answer to two significant figures and...
Doug uses a 29 N horizontal force to push a 4.5 kg crate up a 1.8 m -high, 20° frictionless slope. What is the speed of the crate at the top of the slope? Express your answer to two significant figures and include the appropriate units. U:1 Value Units Submit Previous Answers Request Answer
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