21. If 30 joules of work is required to lift a 10-N box from the floor to a table, how high is the table? Show solution d. 400 m a. 0.3 m b. 30 m c. 3.0 m

Q: Q12) If F 5.0 N and m-2.0 kg, what is the magnitude a of the acceleration in m/s for the block shown…

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Q: A transmission line strung 5 m above the ground carries a current of 400 A. What is the magnetic…

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Q: Q13) A 7.5 x 10'N upward tension force is exerted on a 521 kg downward moving elevator. The…

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Q: 19. If a 0.25 kg rock is thrown up with 230 J of kinetic energy, how high will it go? Show solution…

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Q: Question 2 an object as a function of time. The letters H-L represent particular moments of time. At…

A: Slope of position vs time curve represents velocity of the object.

Q: If ice has the same molecular composition water, why do ice float on water? as

A: Density of a substance is the mass per unit volume of the substance. If the volume of a substance…

Q: What are some good research-able questions about Physics

A: Since these types of questions are based on your practical knowledge. So try to read more books to…

Q: Q5) The distance x in meters travelled by particle as relation of time given by x(1)-²-4t+1 Since t…

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Q: Please help me. Make sure to give clear answers for all the parts they are attached as 2 screenshots…

A: Given:Huck Finn’s speed across the river (vh) = 0.7 m/s (with respect to bank)Velocity of river…

Q: Q13) If a 3.0 mm, b-4.0 mm, 21--60 aC, 22-80 BC, and q-30 nC in the figure, the magnitude of the…

A: Since you have asked to solve question 13, we will only solve question 13.

Q: Question 5 a string, in a circular arc like a pendulum in gravity. What is the direction of its…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: As shown in Figure 1, a force of 300N pushes on a 35 kg box. Starting from rest, the box achieves a…

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Q: 3. A uniform beam 10 ft long and weighing 15 lb carries a load of 20 Ib at one end and 45 Ib at the…

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Q: A uniform horizontal beam with a length of 8.00 m and a weight of 200 N is attached to a wall by a…

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Q: b) 4 d) 2 e) zero Q6) One mole of an ideal gas has a temperature 25°C .If the volume constant and…

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Q: Please help me. Make sure to give clear answers for all the parts they are attached as 2 screenshots…

A: GivenVelocity of plane vplane= 530 km/h due southVelocity of air vair = 80.0 km/h due…

Q: Using energy arguments, explain why an object sliding down a ramp can stop. In other words, given an…

A: There are different types of energy. Apart from kinetic energy and potential energy, other forms of…

Q: Q12) Amass of 35 kg is acted on by two forces: force F, is 30 N to cast and force F; is 24 N to the…

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Q: Please help me. Make sure to give clear answers for all the parts they are attached as 2 screenshots…

A: GivenDistance between child and life guard x = 45 m/sVelocity of life guard Vx = 2 m/sVelocity of…

Q: Here are two physics question problems.

A: Q1 Basic Details The rotational speed of the object is the speed of rotation of an object. The…

Q: Q7) The coefficient of kinetic friction between the ground and a sled is 0.25. If the sled's mass is…

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Q: QI) A 8 kg mass sits on the floor of an elevator that has a downward acceleration of 1.0 m/s². The…

A: The mass of the object in the elevator, m=8 kg The downward acceleration, a=-1.0 m/s2 The…

Q: A new soccer ball inexplicably appeared in my yard this weekend, and Abigail insisted on going to a…

A: (a) The acceleration of the ball is, a=gsinθ=9.8 m/s2sin53.1°=7.8 m/s2 The initial velocity along…

Q: Q11.Two masses, m, and m₂, are hanging by a massless string from a frictionless pulley. If m, is…

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Q: An object that weighs 42 N is pulled on a horizontal surface by a horizontal pull\ of 52 N to the…

A: Given data:  Weight of object (mg) = 42 N Horizontal pull force (F) = 52 N, to the right  Frictional…

Q: Please help me. Make sure to give clear answers for all the parts they are attached as 2 screenshots…

A: GivenSpeed of the swimmer vx = 0.60 m/sSpeed of the current vc = -0.50 m/sDistance x = 65 m

Q: 6. Water has a specific heat of 4184 J/Kg°C. Ethanol has a specific heat of 2440 J/Kg°C. What…

A: Given data :  Specific heat of water ( cw ) = 4184 J/kg°C  Specific heat of ethanol ( ce ) = 2440…

Q: Question 1 launch angles. Which one will reach the greatest height above ground? Three balls are…

A: Solution: Given that three identical ball thrown upward with different speed and angles

Q: Q8) Constant force F-(i+4k) N acts on 2 kg object moved it displacement r(2i+3j - 4k) m Work done by…

A: Work done: The work done is defined as the product of the force and the component of the…

Q: 3.52 Verify Stokes's theorem for the vector field = (fr cos p+ sin o) by evaluating the following:…

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Q: 20. a) Q: How can you tell from a position-time graph that your motion is steady (constant…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 3.2. A spring balance indicates a mass of 10.0 g on zero load and 60.3 g with a true load of 50.0 g.…

A: In the given solution, formula used is,True load=Zero error+Compression Factor×Reading

Q: Please help me. Make sure to give clear answers for all the parts they are attached as 2 screenshots…

A: GivenVelocity of plane vplane= 530 km/h due southVelocity of air vair = 80.0 km/h due…

Q: Please help me. Make sure to give clear answers for all the parts they are attached as 2 screenshots…

A: Given:The speed of a boat in still water = v.Current speed of river = u.

Q: 9. A copper metal is heated and then place in a water at room temperature. Which statement below…

A: Please note, that according to the guidelines of Bartleby, I can only answer three questions. Kindly…

Q: Three experimental values are obtained for the density of steel in g/cm3, which are: 7.8, 8.1 and…

A: Error in the values of density are - ∆d1=8 g/cm3-7.8 g/cm3=0.2 g/cm3∆d2=8.1 g/cm3-8 g/cm3=0.1…

Q: Problem B.3: Interplanetary Journey A space probe is about to launch with the objective to explore…

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Q: Problem 9 center plot below, for the time interval from 0 to 40 seconds. At time t=0, it is located…

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Q: Q9) The average acceleration of the particle (in m/s) between t-0 and t-2 (s) is a. 6 b. 14 c. 8 d.…

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Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.