what is the power used in this exercise?
Q: Calculate how long it would take the book to be dropped from a height of 10.0 m and reach the…
A: Height of of book h = 10.0 m Initial velocity of book u = 0 { since it is dropped} Acceleration due…
Q: A pump needs to lift 526 litres of water per minute to a height of 13.2 m. What is the minimum…
A:
Q: A child pulls on a wagon with a force of 65 N. If the wagon moves a total of 49m in 209 s, what is…
A: Average Power delivered by the child P=15.2 watt
Q: The energy of a system is conserved, _______________. provided there are no energy transfers…
A: Although the conservation of energy says, energy can not be created or destroyed but can only be…
Q: Which of the following is not a unit of power? a. J/s b. W⋅s c. ft⋅lbs/s d. hp
A: To find: which is not the unit of power?
Q: Which of the following correctly describes power? force measured on an ergometer multiplied by…
A: Required: The power formula and defination
Q: A 60 kg mass is lifted a vertical distance of 25 m in a time of 2 s. What average power was employed
A:
Q: How much power is required to drive a 1200kg car up a slope of 10 degrees at 88 km/h? Write your…
A:
Q: True or false: in principle, the driving force of an electrical generator can be any source of…
A: We have been given the line "in principle, the driving force of an electrical generator can be any…
Q: Cite an example in which a simple machine makes your work easier and faster.
A: In this question we have to give an example of a simple machine. Please give positive feedback if…
Q: Two people climb up the same ladder in 25 seconds. The person with the mass will have more power. 1)…
A: Given, Two people climb up the same ladder in 25 sec. We need to find, Mass relation with power…
Q: What power output is required of a motor that needs to lift a 450 kg elevator car 12 meters in 8.0…
A:
Q: If you pull a wagon with the force of 200 N and it takes you 20 seconds to pull it 10 m on flat…
A:
Q: A car generating a power of 98234.82watts is traveling on a road with a coefficient of kinetic…
A: Given data: Power, P=98234.82 watts Coefficient of kinetic friction, μk=0.051 Final velocity upon…
Q: A person in good physical condition can put out 100 W of useful power for several hours at a…
A: power of each person = 100 Wefficiency = 100 %
Q: Determine the power required to move an object that weighs 800 N a verticaldistance of 4 m in 2 s.…
A: Power is defined as the rate of doing work. P=wt If a force F causes a displacement d in the object,…
Q: If the weight was 120 lbs what would the power be in hirsepower
A:
Q: How much power is used if an 7.652 kg box is lifted to a height of 14.54 m in 2.42 seconds? Round…
A: Mass of box m = 7.652 kg Height to which it is raised h = 14.54 m Time taken to reach height h T…
Q: 1. If you pushed a 20 kg box across the floor for a distance of 60 m with a force of 15 N how much…
A: #1 Given data: The mass of box is m=20 kg. The distance traveled by the box is d=60 m. The force…
Q: An object is pushed with twice the work input for twice the time. What do these two simultaneous…
A: Solution:
Q: You apply a constant force of (33 N) i- (42 N) j to a loaded supermarket pushcart as it undergoes a…
A: From the question, it is given that- Constant force applied: F→=(33N)i^-(42N)j^Displacement of…
Q: a small electric motor lifts a 12.5 kg mass to a height of 4.20 in 75.0 s. what is the power output…
A:
Q: Find the power generated if a 130 KG object lifted to the height of 40 m in 3.1 minutes.
A: Given data: Mass (m) = 130 kg Height (h) = 40 m Time (t) = 3.1 minutes Required: Power (P)
Q: If a car engine can generate 26,093 W of power in 3.3 seconds, how much work does the engine do?
A: Power is the rate at which work is done. P =W/t Where, P = power W = work done t = time taken
Q: More work done during an equal time means ________. Group of answer choices a-less power b-more…
A: Let the power be represented by P Work done be represented by W Time taken be represented by t…
Q: A child pulls on a wagon with a force of 68 N. If the wagon moves a total of 41m in 206 s, what is…
A:
Q: car (120 kg) accelerates from the rest to 25 m/sec in 11 sec, what is the value of the generated…
A:
Q: Two physical quantities a and b are added together, and the sum of two vectors is, as shown in the…
A:
Q: How much work is needed to accomplish a certain task 4x longer if the power is still the same? 1/4…
A: Formula for power is given by, power = Worktime then,…
Q: A car of mass 500kg is moving at 10m/s. The engine does work on the car and the speed increases to…
A: SOlution: given that m = 500 kg v1 =10 m/s v2 = 16 m/s
Q: State the law of conservation of mechanical energy.
A: The law of conservation of mechanical energy is states that, in the absence of dissipative forces,…
Q: If a man pushes with a 10N in a distance of 25m in 60 seconds how much power did he use
A: Given, Force (F) = 10N Distance (d) = 25m Time (t) = 60 Second Power (p) = ?
Q: will it ta
A: Given: Mass of piano is 385 kg Height is 16 m Power is 2750 W
Q: Roberto moved a steam iron across his shirt 56.50 times. Assuming that the length of Roberto's shirt…
A: Solution: Given that Iron moved on shirt = 56.5 times Lenght of shirt = 0.7511 m force = 20 N time =…
Q: What average power does a weight lifter need to lift 225 lb a distance of 4 ft in 1.0 s?
A: The average power output of the weight lifter who can lift the given mass is P=1200W. Power is the…
Q: What are the equations for Work and Force ?
A:
Q: Suppose you expend 1000 J of energy running up the stairs for 20 seconds. How much power did you…
A:
Q: What is the power rating of a motor that is capable of lifting a 100 kg object to a height of 20 m…
A: Given Mass = M = 100 kg Height =H = 20 m Time required = 1 min = 60 sec T = 60 sec
Q: A crane exerts 56,000 Newtons of force over a distance of 4.5 meters. How much power was generated…
A: We know that:- Work= Force x Distance whereas, Power= WorkTimecan be written as:-Power=Force x…
what is the power used in this exercise?
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