What is the work done against gravity in lifting a 65-kg object through a distance 12 m? Show your complete solution
Q: Consider the figure below where the inclined plane has a friction: 200 N 50 kg 1.2 m Given the…
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Q: Give an example of a frictional force doing positive work
A: Frictional force: This force is act between two rough surface while movement. The frictional force…
Q: Determine the amount of work, in Joules, done to lift a 500 kilogram piano 4 meters above the…
A: Mass of paino(m) = 500 kgHeight above ground (h) = 4mLinear mass density of cable = 5 kg/mLength of…
Q: How much work is done by gravity when dead lifting a 100.0 kg barbell 92.78 cm from the floor to hip…
A: Dear student The work done is defined as force × displacement in the direction of force. W = F S…
Q: Answer the following and explain it in simple words 1. Why is more work done in climbing a hill…
A: Work done is change in energy or force times displacement. 1. While walking on level road , there is…
Q: Formula W=Fd F = Force d = displaceme The in cowar downward direction (F= mg) of the backpack will…
A: Given mass m =6 kg Displacement d = 58 m
Q: SHOW THE RAW AND THE ROUNDED OFF VALUE OF YOUR FINAL ANSWER. The speed of the riders of the roller…
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Q: A cable pulls an 382 kg safe up a slope inclined at 10°, for 31 m on an very slippery oily surface.…
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Q: How much work is done by a 59 kg ninja watrior in climbing a ladder that is 9 meters long? Express…
A: Mass of ninja warrior (m) = 59 kg Length of ladder (L) = 9 m
Q: A body of mass 30 kg is at rest. A force of 5 N is applied on it. Calculate the work done in first…
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Q: In the figure, a 3.50 g ice flake is released from the edge of a hemispherical bowl whose radiusris…
A: Data Given , Mass of the ice ( m ) = 3.50 g = 3.50 × 10-3 kg Radius of the bowl ( r ) = 22.4 cm =…
Q: A 50N horizontal force is used to pull a box along a surface. How much work does it do in pulling…
A: Given: The force is 50 N. The distance is 20 m.
Q: A force of 108 N (in the negative direction) is required to keep a spring in a position compressed 6…
A: Given data: The force, F=108 N x=6 m x1=9 m
Q: ngling on the free end on the 12.0-m long rope, the other end of which is fixed to a tree limb…
A: We know that the formula of the work done is given as ' W = F ds cosθ where W is the work done F is…
Q: F2 = 20 N F1 = 40 N 30° ----- 30° F3 = 50 N
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Q: Nola page into CrossFit and she is being asked to push a wheel if she applies force of 57N to push…
A: Given: Force, F = 57 N and Distance travelled, s = 20 m
Q: Calculate the work done, in Joules, on a box pushed with a net force of 45.0 over a distance of 2.5…
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Q: Calculate the work done (in J) by an 80.0 kg man who pushes a crate 4.20 m up along a ramp that…
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Q: A sled of mass 70 kg starts from rest and slides down a 10° incline 80 m long. It then travels for…
A: Given that-Mass of the sled, m= 70 kgLength of the plane, L= 80 mAngle of inclination of the plane…
Q: A 80 kg man runs up a a flight of stairs with a height of 10 meters in 10 seconds. calculate…
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Q: Cite an example wherein force exerted on a body does no work. Explain.
A: Work done is defined as the product of force, displacement and cosine of angle between force and…
Q: . Is it possible to do work on an object that remains at rest?
A: Work
Q: An automobile is pushed 14 ft by a woman exerting 117 lb of force horizontally on the vehicle. How…
A: Given data, Force applied F=117 lb Displacement d=14 ft
Q: Explain in your own words how would you calculate the work done by a variable force if you have the…
A: It is asked to Explain to calculate the work done by a variable force if you have the graph of the…
Q: Calculate the work done by a 53 N force pushing a pencil 16cm
A: Given data: Force, F = 53 N Displacement, d = 16 cm = 0.16 m
Q: Show the fbd/figure, given and formula used. A water skier is pulled by a towrope behind a boat. He…
A: The tension in the rope F=120N Angle θ=20°To find the work done by the skier
Q: How much work did the movers do (horizontally) pushing a 46.0-kg crate 10.6 m across a rough floor…
A: Given- Mass of crate (m) = 46 Kg Distance (d) = 10.6 m Coefficient of friction (μ) = 0.50
Q: You apply a constant force of (49 N) (52 N) to a loaded supermarket pushcart as it undergoes a…
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Q: How much work is done in completing one rep of 50 kg on a bench press ( holding the bar, lowering…
A: Expression for work done - W=F×S ..... (1)Where, W =Work done F =Applied force S =Displacement…
Q: Is it possible that the work done by a force is negative? Give an example.
A: Yes it is possible for work done by a force to be negative.If the displacement happened in the…
Q: A force of 4 pounds is needed to stretch a spring 2 inches from its natural unstretched and…
A: Force, F = 4 pounds = 17.79 N Extension, x = 2 inches = 0.0508 m Change in length, ∆x = (15 - 10)…
Q: Is the work done by the applied force positive or negative when a heavy body is lowered to the…
A: Let h be the height at which the body is initially, F be the applied force, W be the work done by…
Q: HOW DO YOU DIFFERENTIATE WORK DONE BY A CONSTANT AND BY A VARIABLE FORCE?
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Q: Which do you think requires more work: moving up stairs at a slow speed (ex: walking) or moving up…
A: We know the formula of work W= F × S Where F =Force S= displacement
Q: A crane lifts a 650 kg beam vertically upward 6.6 m and then swings it westward 18 m. How much work…
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Q: The work done is vertically raising a body of mass M through a distance b is given to be W. If the…
A: Ans:- Image-1
Q: Your discussion partner is confused about ideas discussed in Chapter that seem to contradict ideas…
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