How much energy must be removed from the system to turn liquid copper of mass 1.5kg at 1083 degrees celsius to solid copper at 1000 degrees celsius?

Q: Two forces F, and F, produce the same impulse on two different objects. The magnitude of the average…

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Q: QUESTION 5 An aluminium sample is placed in an oven to recrystallize at 62°C. How long will it take…

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Q: Friction force is inversely proportional to the magnitude of the normal force exerted on an object…

A: Given Friction force is inversely proportional to the magnitude of the normal force exerted on an…

Q: (a) A cubic container is at rest on a rough horizontal warehouse floor. If the mass of the container…

A: The minimum horizontal force that must be applied to the top od the container to cause tipping is…

Q: A boy cruising across a smooth, level sidewalk is approaching a pipe guard-rail. It seems like a…

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Q: A luggage scale is hanging from a hook. If you suspend a 20.0 kg suitcase, the spring is stretched…

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Q: Water flows at 1 m/s from a hot water heater, through a 410 kPa pressure regulator. The pressure in…

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Q: Consider two slits, 2 micrometers apart, illuminated by a 600 m light. The interference pattern was…

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Q: A particle has charge -5 nC. (a) Find the magnitude and direction of the electric field due to this…

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Q: 2. An 8.0kg box slides down a surface that is inclined at 53° below the horizontal at a distance of…

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Q: A box starts from rest and slides 40 m down a frictionless inclined plane. The total vertical…

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Q: body weighing 2,225N is being dragged along a rough horizontal plane by a pull of 445N directed at…

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Q: A circular, rigid, metal ring is flying due east in a magnetic field. It is observed that a…

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Q: Calculate the air temperature in degrees kelvin if the speed of sound is 357.3 m/s

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Q: A copper wire has a length of 120 m and a radius of 0.20 mm. It carries a current density of 4.8 x…

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

Q: A current of 3•0 A flows through a conductor for 5 s. What amount of charge passes through the…

A: Consider the following data : Current flowing through a conductor, I = 3.0 ATime, t = 5 s

Q: Mary slides down a snow-covered hill on a large piece of cardboard and then slides across a frozen…

A: Speed of the two of them slide across the ice together on the cardboard is 3.374m/s.

Q: A bead slides without friction around a loop-the-loop. The bead is released from a height h = 3.50R.…

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Q: Given data Wave speed 180 m/s Frequency 402 Hz Find wavelength

A: Given Wave speed u = 180 m/s Frequency  v = 402 Hz To find  Wavelength

Q: A"biconvex" Ilens is one in which both surfaces of the lens bulge outwards. Suppose you had a…

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Q: QUESTION 5 An aluminium sample is placed in an oven to recrystallize at 62°C. How long will it take…

A: In this question we have to find the time taken to recrystallize the sample. Please give positive…

Q: A racecar starting from rest accelerates at a constant rate of 5.00 m/s^2. (a) What is the velocity…

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Q: A computer monitor uses 2.0 A of current when it is plugged into a 120 V outlet. The monitor is…

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Q: A current of 3-0 A flows through a conductor for 5 s. What amount of charge passes through the…

A: Data provided:  Current (I) = 3.0 A Time (t) = 5 s Asked: Charge (q)

Q: What trend in the knock-back distance of catcher 1 can be observed as the distance relative to the…

A: Keeping the distance relative to the ramp constant, it is observed that the knockback distance of…

Q: When the heated resistance of a 3.00-V flashlight is 3600, how much current flows through the bulb?…

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Q: A plumber unable to loosen a pipe fitting, slips a piece of scrap pipe (a "cheater") over his wrench…

A: Given,  Angle A = 19° Force F = 900 N Length of the handle r = 0.8 m

Q: d. Find the speed of the ball at 2 sec and 4 sec. e. Find the instantaneous velocity of the ball…

A: This question is based on Motion in a straight line topic. We need to know equations of motion for a…

Q: What is the relationship between the distance relative to the ramp and the knock-back distances for…

A: The acceleration of the body should be constant since the angle of the ramp was not changed

Q: In an experiment conducted at Carleton university, following experimental setup has been prepared.…

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Q: In the figure four particles are fixed along an x axis, separated by distancesd = 4.90 cm. The…

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Q: In an experiment on converging lenses it is determined that p = 0.20 m, and that q = 1.43 m, please…

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Q: By how much will a 220 cm length of copper ( Y for Cu = 117,000 MPa) wire, 2.2 mm in diameter,…

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Q: How far does the electron of a hydrogen atom have to be removed from the nucleus for the force of…

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Q: This problem has two important intervals in it that are described below. Show your understanding and…

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Q: A certain brand of hotdog cooker works by applying a potential difference of 144 V across opposite…

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Q: A plane flies through wind that blows with a speed of 150 km/hr in the direction N 60° W. The plane…

A: The actual speed of the plane is 496.44 km/he and the direction of the plane is   N 22.69° E

Q: RADIO SERIES CIRCUIT ВА V = 2 V R = mA V3 = 6 V R3 =1 0 I3 = mA V2 = R2 = 12 = mA lo = 100 mA Vo = 9…

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Q: The voltage in circuit is 30 V and resistance is 5 ohms, find the current ?

A: Given data :                 Voltage    =    V               Resistance   =   R        To find :…

Q: Which of the following statements is correct regarding Kepler's three laws of planetary motion?…

A: Let's check each option one by one Angular momentum of any planet about an axis through the sun and…

Q: Three resistors in series connections are connected between the terminals of a 12.0-V battery. Find…

A: Three resistors are connected in series,  R1 = 5.0 ΩR2 = 10.0 ΩR3 = 15.0 Ω Emf of the battery, ε =…

Q: sound source moves through air toward a stationary observer.  The frequency of the sound the…

A: sound source moves through air toward a stationary observer.  The frequency of the sound the…

Q: A ring of radius 6 m lies in the x,y plane, centered on the origin. The portions of the ring in the…

A: Radius=5m mass density = 10.7 kg/m

Q: Which of the following is NOT an energy component of a flowing fluid? 5. Enthalpy: Flowing Fluid;.…

A: (5)Enthalpy is a flowing fluid which do motion where as internal energy is a non flowing fluid. So…

Q: when a 4.00-kg object is hung vertically on a certain light spring that obeys Hooke's law, the…

A: Given that- M=4.00kg Spring stretched(x) =2.50cm=2.50*10^-2 To determined that - a) how far will the…

Q: The bottom of a circular, aluminum pot has a radius of 8cm and a thickness of 1cm. The temperature…

A: the rate at which energy is transferred through the bottom of the pot is 41.212Kw.

Q: A charge of 5 micro coulomb is shifted from the center of the cube by 3 cm. Length of the cube is 8…

A: Given : Charge, Q = 5 micro coulomb  Shifted from center by 3 cm  Length of the cube , L = 8 cm…

Q: As shown in the figure below, a skateboarder starts at point A on the ramp and rises to point B, a…

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Q: A racing car has a uniform acceleration of 10 m/s?. What distance will it cover in 13 seconds after…

A: Given  Uniform Acceleration, A = 10 m/s2  Time, T = 13 sec    distance after T sec from the start is…

Q: (a) A cubic container is at rest on a rough horizontal warehouse floor. If the mass of the container…

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