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Q: Ants have made a giant conical sand anthill of height 5 ft and radius 4 ft. If the sand used to…
A: Concept: To calculate the work required to lift all the sand in the anthill, we need to find the…
Q: (a) The table below gives the gravitational potential V, at distances from the centre of the Earth…
A: The solution is given by
Q: 11. With the same problem in no. 8, calculate friction if its coefficient is 0.1. a. 30 N b. 32 N c.…
A: Given: m = mass of luggage = 50 kg F = force applied by string = 100 N θ = angle made by a string…
Q: 4) Three sleds are connected together with ropes, as shown. Sled C is pulled with a force of 190N.…
A:
Q: Eplain work, power and energy. Also state an example for each explanation and give its S.I unit.
A: Work: When an object is subjected to a force and the object gets displaced in the direction of the…
Q: A forklift does 1150 J of work to lift a crate straight up using a force of 500 N. How high does the…
A: Work done by forklift to lift a crate, W = 1150 J Force acting , F = 500 N Let crane lift the…
Q: 2 Mr. Alexander drove his Bugatti 12 km at a speed of 180 km/h. How long did it take him to get to…
A:
Q: A ball is rolling across the floor at a constant velocity. What is the value of the change in its…
A: As part of our policy, we are answering only 1 st question. Please repost the other questions.
Q: Find the work done Force=12.5 N Displacement=2 m
A: Given data : Displacement=d Force=F Required : Work done
Q: What is the derived S.I. unit for power? newtons O horsepower O joules watts
A: Newton is used to measure force which is obtained when mass of a body is multiplied with its…
Q: A ladybug starts at the center of a 14.0 in-diameter turntable and crawls in a straight radial line…
A: The displacement vector is given by Where = Displacement vector = Final position = Initial…
Q: A box has a mass of 8.3 kg. The box is lifted from the garage floor and placed on a shelf. If the…
A: Gravitational potential energy is a form of potential energy that is associated with the…
Q: Mechanical Work: Negative mechanical work involves which of the following? O net force and…
A: work done is negative we have determine when is work is negative
Q: A sled is pulled 15.0 m across a yard, at an angle of 23.2° from the sled's displacement, with a…
A:
Q: 1. State Hooke's Law both in words and equation form.
A: To state Hooke's law both in words and equation form.
Q: Solve the work done if a force of 28.9 N causes the box to move a horizontal distance of 5.01m
A: Given, Force = 28.9 N Distance = 5.01m We need to calculate, Work done=?
Q: Find work done Force applied=0.82 N Displacement=1 m
A: Given data : Force applied=F Displacement=d To find : Work done
Q: 3. When the net force acting on an object is doubled, the effect on the acceleration of the object…
A: We know from Newton's second law of motion, The net force acting on an object of mass m moving with…
Q: 55,000J of work is done to move a rock 25m. How much force was applied
A:
Q: A skier traveling 12.1m/s reaches the foot of a steady upward 12.43318 incline and glides 25.04093m…
A: we have , from work energy theorem. 0-0.5mv2 =-mgh-Wf -0.5m*12^2=…
Q: 3. Give an example of a scenario where energy is not conserved, but momentum is conserved, and a…
A: In the case of inelastic collision of two bodies, energy of the system is not conserved. But the…
Q: 3. Tomas pulled the box with a rope at an upward angle of 37° from parallel. He pulled with an…
A: Given data: Angle (θ) = 37° Force (F) = 120 N Distance (d) = 26 m Required: Work (W)
Q: 11. With the same problem in no. 8, calculate friction if its coefficient is 0.1. a. 30 N b. 32 N c.…
A: It is given that the force F=100 N is exerted on a mass, m=50 kg at an angle of θ=45°. Also the…
Q: Solve the following problem. Show your solution. 1. How much work is needed to lift a 5.0 kg…
A:
Q: Mass of crate: 100 kg μk: 0.25 Determine the speed of the crate when x = 1.5 m. k= 2 kN/m- 10 m 45°…
A: Given,m=100 kgμk=0.25
Q: What is the equation of the work on * ? the spring
A: The restoring force acting on a spring is:F→=-kxx^………(1)where,k is the spring constant.x is the…
Q: 3. An unknown planet (mass is equal to 4.26 x 10^24 kg) is orbiting around the sun (mass of the sun…
A: Given: The mass of the unknown planet is 4.26x1024 kg. The mass of the sun is 6.623703x1035 kg. The…
Q: What is the derived unit for work? meter O joule O newton O m/s
A:
Q: 4.)A 5kg object is sitting on a frictionless incline of 25 degrees, A) if the block moves down the…
A: The mass of the object 5 kgThe angle = 25 degreeIt moves down the incline plane by 4mThe work…
Q: 5. An object is suspended from a spring balance in an elevator. The reading is 240 N when the…
A: Given: The reading of the scale at rest is 240 N. The reading of the scale during the motion of the…
Q: Eight and one-half foot-pounds of work is required to compress a spring 6 inches from its natural…
A: Given that, The compression length of the spring is x=6in=0.5ft And the work done is W=8.5ft.lb If…
Q: What is the work done against gravity in lifting a 65-kg object through a distance of 12 m? Show…
A: Given that:- The mass of the object is 65 kg. The distance is 12 m. Work done is equal to the…
Q: Show the fbd/figure, given and formula used. If energy cost 5 cents per kilowatt-hour, how much is…
A: Given: Energy cost =5 cents /kWh Standard data used: 1 kWh=1.34 hph
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