270kg load is lifted 21.0m vertically with an acceleration a=0.170g by a single cable. A. Determine the tension in the cable B. Determine the net work done on the load C. Determine the work done by the cable in the load D. Determine the work done by gravity on the load E. Determine the final speed of the load assuming it started from rest

Q: A dish antenna having a diameter of 14.0 m receives (at normal incidence) a radio signal from a…

A: Given that         amplitude of the electric field is E=0.4 x 10-6V/m       Diameter of dish antina…

Q: Consider an insulated container containing 2.1-kg ice at -11°C. Inside the container, there is a…

A: Given ; mass of ice mice =2.1 kg temperature of ice is -11°C radius of spherical object is r =31 cm…

Q: A gardener is using a garden fork to pull a weed out of the ground. The fork is 1.2 m long and its…

A:

Q: Light strikes the ice perpendicularly and travels through it and then through the quartz.

A: Given: Thickness of ice sheet is di=2.1 cm Refractive index of ice sheet is ni=1.309 Thickness of…

Q: In a carnival booth, you win a stuffed giraffe if you toss a quarter into a small dish. The dish is…

A:

Q: Light in a vacuum is incident on a transparent glass slab. The angle of incidence is 35.2°. The slab…

A:

Q: What is the net force on the ball and which direction will it roll? 30N West ON South ON North 30…

A:

Q: While taking photographs in Death Valley on a day when the temperature is 59.0°C, B Hiker finds that…

A: Given             Initial temperature = Ti =b59.0 0C           Final temperature  = Tf =-88.0 0C…

Q: A high-performance sports car can provide 3.570 x 105 W of power. The mass of the car is 1200. kg.…

A: Given data: The power produced by the car is P=3.570×105 W The mass of the car is m=1200 kg The…

Q: A ball is thrown with an upward velocity of 4.5 m/s from the top of a 10-m high building. 1.5…

A: Write the second kinematic equation for the first ball and substitute the corresponding values.…

Q: A horizontal circular platform rotates counterclockwise about its axis at the rate of 0.863 rad/s.…

A: Given Data: Angular velocity of the platform (ωp) = 0.863 rad/s.Mass of the person (mp) = 69.1…

Q: An empty cylindrical barrel is open at one end and rolls without slipping straight down a hill. The…

A:

Q: What is the pressure on your skin from a needle whose tip has an radius of 0.001 m when pushed with…

A:

Q: A mover is lowering a crate which has a mass of 37.6 kg at a constant speed of 4.65 m/s. How much…

A:

Q: A stick is resting on a concrete step with of its total length L hanging over the edge. A single…

A: The second law of rotational motion/ Law of rotational acceleration/ Torque law: It states that the…

Q: A fly hits the windshield of a semi driving down the highway. The fly has a mass of 0.001 kg and the…

A: To find the acceleration of the semi, we can use Newton's Second Law, which states that force is…

Q: 1. A sinusoidal signal makes 80000 cycles in one minute, what is the period of this signal?

A:

Q: si paraps and surgues bambupa The 45-V Lattery delivers 71w of power to the circuit What is the…

A:

Q: A charge of 280 µC is at the center of a cube of edge 90.0 cm. No other charges are nearby. (a) Find…

A: The electric flux through a closed surface is given by the electric flux formula: Φ = ∫ E⋅dA where Φ…

Q: You exert a gradual it, and the crate just force exceeds 313 push to 208 N. to k 25.0 cm/s.

A: mass of crate                         m = 60.0 kg The force at which the object is moving with…

Q: b a Distance d Small rectangular conducting loop We want to figure out when a current is started or…

A:

Q: The figure below shows a circuit consisting of three ideal batteries and four resistors. The…

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: A computer chip 0.32cm thick is made up of layers of silicon. If the top and bottom layers are each…

A: Given Data: The thickness of the computer chip is: T=0.32cm The thickness of outer layer is:…

Q: A rabbit runs across the parking lot K(H) = -0.31+³+7.2+ + 28 (m) y (t)=0.22+³9.1++30 (m) Find the…

A: given          xt=-0.31t3+ 7.2t+ 28 m         yt=0.22t3- 9.1 t + 30m         acceleration at t= 15s

Q: The constructive interference of two identical waves produces   two wave with twice the amplitude…

A: Constructive interference occurs when two waves travel in same direction and are in phase with each…

Q: A stone is dropped from a height of 100 m. At what height is half of its energy potential and half…

A: h=100 mK=12mv2P=mgh E=K+P=mv22+gh=mgh              at h=100 m as v=0 m/s

Q: The figure shows a section of coaxial cable, made from a central wire of radius 1.8 mm carrying…

A: Current, I1 = 18 A Current, I2 = 11.1 A Radius, r = 8.93 mm Radius, r = 1.8 mm  Distance, d = 2.6 mm…

Q: An electron is accelerated from rest through 2300 V and then enters a region of uniform magnetic…

A:

Q: The figure shows the stress-strain curve for a material. The scale of the stress axis is set by s =…

A:

Q: Vectors A and B lie in the xy-plane. Vector A has a magnitude of 18.1 and is at an angle of 160.5°…

A:

Q: As the drawing illustrates, two disks with masses m₁ and m2 are moving horizontally to the right at…

A:

Q: To find the combined mass of several objects, we simply add their masses. To find the combined…

A:

Q: A 2800-turn circular coil of wire has an area of 2.270 x 10-2 m2. It is placed with its axis along…

A:

Q: A 44.0-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of…

A: 44.0-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 225…

Q: An architecture student working at a drafting table requires some muscle action in order to support…

A:

Q: The EPA estimates that aggressive driving (speeding and rapid acceleration/braking) during highway…

A:

Q: Someone throws a 2.20 kg rock straight up with 80.0 J of kinetic energy.  - How high will it go?

A: Given: Mass of the rock m =2.20 kg Kinetic energy K.E =80.0J  Initially, the rock has only kinetic…

Q: A 35.0 kg crate is initially moving with a velocity that magnitude 4.50 m/s in a direction 37.0°…

A:

Q: A catapult fires an object of 0.025 kg into the air at a velocity of 65 m/s at an angle of 30…

A:

Q: Suppose that R = 3 k2 and C=3 μP in (Figure 1). Figure C R R 1 of 1 Part A What is the time constant…

A:

Q: Physics 3.A flat coil of wire consisting of 20 turns, each with an area of 50 cm2, is positioned…

A:

Q: region B. (Give your answer to 4 significant digits. Use 2.998 × 108 m/s as the speed of light.) (a)…

A: Given: The galactic center is receding from the earth at a relative speed of ug = 1.30 x 106 m/s.…

Q: A cyclist starts from rest and coasts down a 4.0∘ hill. The mass of the cyclist plus bicycle is 85…

A:

Q: 15-kg object initially at rest is raised to a height of 8 m by a force of 200 N. What is the…

A:

Q: An ultracentrifuge accelerates from rest to 9.97 x 105 rpm in 1.87 min. What is its angular…

A:

Q: In the figure, an electron accelerated from rest through potential difference V₁=1.07 kV enters the…

A:

Q: The wire in the drawing carries a current of 9.3 A. Suppose that a second long, straight wire is…

A:

Q: Two skydivers are holding on to each other while falling straight down at a common terminal speed of…

A: Given:Initial velocity of the two divers: vi=55.90 m/s in the positive z-directionMass of first…

Q: Question 9 (5 pts): The electric field for a parallel plate capacitor is E = 0 -ñ 2€0 where is the…

A: The electric field between the plates of a parallel plate capacitor will be uniform if the following…

Q: A child's top is held in place upright on a frictionless surface. The axle has a radius of r = 2.71…

A: Given: r = 2.71 mm T = 1.40 N t = 0.800 s How much angular momentum does the top acquire (L) ?   h =…

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.