The specific heat for water is 4186 J/Kg °C the specific heat for ice is 2100 J/kg °C and the specific heat of steam is 2010 J/kg °C. So how much heat is required to raise a 1 kg block of ice from -40 °C to 120 °C?

Q: at each of the three locations. 6. A freight train has a mass of 1.5 X 107 kg. If the locomotive can…

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Q: 1. Two blocks are connected by a massless rope as shown below. The mass of the block on the table is…

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Q: 5. I give a 8N block a quick push along a table, where the coefficient of kinetic friction between…

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Q: A 2.36 kg ball is attached to an unknown spring and allowed to oscillate. The figure (Figure 1)…

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Q: The instantaneous acceleration at time t = 1 s is  m/s2. The instantaneous acceleration at time t =…

A: Given data:  The graph between velocity and time Required: The instantaneous acceleration at time t…

Q: Football player Joe is running toward the opponent's goal line with the football, and slows down as…

A: Basic concept: We know acceleration is the rate of change of velocity. Mathematically, a=dvdt So, an…

Q: certain superconducting magnet in the form of a solenoid of length 0.62 m can generate a magnetic…

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Q: A block of mass m = 1 kg is sliding on a horizontal surface with initial velocity vo = 2 m/s. The…

A: Solution: Given: m = mass of block = 1 kg v0 = speed of block = 2ms s = distance in which block is…

Q: A marksman fires a practice round from A toward a target B. If the target diameter is 140 mm and the…

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Q: Figure 9 b) What should the external magnet poles be in order for the motor in Figure 10 to spin…

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Q: A parallel-plate capacitor is formed from two 9.6 cm-diameter electrodes spaced 1.1 mm apart. The…

A: diameter = 9.6 cm radius = 4.8 cm separation between the plates = 1.1mm electric field strength (E)…

Q: The observation deck of a tall skyscraper 350 m above the street. Determine the time required for a…

A: Given height h =350 m Acceleration due to gravity g= 9.8 m/s2.. Initial speed u= 0m/s2. Using…

Q: CONCEPTUAL EXAMPLE 22-9 Conductor with charge inside a cavity. Suppose a conductor carries a net…

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Q: 3.[Single Choice] Point charges Q surrounded by a closed Gauss' surface. Find the electric flux Ē.ds…

A: The point charges inside the Gauss' surface are given as q1=Qq2=-q

Q: If MA = 5m and mB = 8m, where on the dashed line should a third sphere C of mass 8m be placed so…

A: Given that, mass  of sphere  A mA  =  5m mass of sphere  B mB = 8m mass of  sphere C mC = 8m

Q: Calculate the torque when a 100N force is applied at an angle of 85° to the end of a 60cm wrench.

A: Given data:  Force (F) = 100 N Angle (θ) = 85° Arm length (r) = 60 cm = 0.60 m Required: The torque…

Q: = 120 ft/sec A/a 395 ft 430 ft B 40 ft

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Q: The electric potential difference between the ground and a cloud in a particular thunderstorm is 7.7…

A: We know that∆U=q×∆VWhere∆U= the change in the electric potential energy q=the charge∆V=The electric…

Q: During a baseball game, a baseball is struck, at ground level, by a batter. The ball leaves the…

A: Given data:  Initial velocity (v0) = 41.7 m/s Angle (θ) = 40.5° above the horizontal Required: The…

Q: As a typical upper limit of the air mass for astronomical observations, the value is considered X =…

A: Concept used:-  For air mass, X near about the 2.  Air mass (X) = Sec(Z), Where Z is Zenith angle.…

Q: at point where the potential is 200v. It moves through a point where the electric potential is 800v.…

A: Given value--- at first point - v1 = 4 × 109 m/s. V1 = 200 V. at second point - V2 = 600 V. We…

Q: A 3.000 kg ball is pitched with a kinetic energy of 20.00 Joules. Then the momentum of the ball is…

A: Given data: Mass of the ball, m =3.000 kg Kinetic energy of the ball, K.E =20.00 J Our question is…

Q: Imagine that a car is traveling from your left to your right at a constant velocity. Which two…

A: The accelerator of a car changes the velocity of the car. And breaks will decrease the velocity of…

Q: Consider the following three groups of point charges (each of which is very far from each othe and…

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Q: Consider a situation where a constant force of 25 N acts on an object having a mass of 2 kg for 3…

A: Given Data: Constant Force F=25 N Mass of object M=2 kg Duration of force t=3 sec

Q: What are the individual first law energy balances for 1.) the jumper and 2.) the bungee cord?

A: Solution: Given: What are the individual first law energy balances for 1) the jumper and 2) the…

Q: What are the strength and direction of the electric field at the position indicated by the dot in…

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Q: 1. In a nonuniform circular motion, what is the direction of the tangential acceleration if the…

A: 1. In a nonuniform circular motion, what is the direction of the tangential acceleration if the…

Q: The given charge in the simulation is 0.53pC. There are a certain number of charges that represents…

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Q: A boy throws a ball at speed of 5 m/s. What distance ball covered in 25

A: Given data:  Speed (v) = 5 m/s Time (t) = 2 s Required: Distance (d)

Q: When we model light (EM radiation) as a particle, we call it a photon -- a packet of energy. How…

A: This property of light as a photon can be illustrated by photoelectric effect i.e. When a light of a…

Q: Consider the system shown in the figure. Block A weighs 40.7 N and block B weighs 31.0 N. Once block…

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Q: In the figure, the weight w is 56.4 N.  a. What is the tension in the diagonal string? b. Find the…

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Q: A guy dives from a cliff of height H at an initial speed 0 (for simplicity). During the first phase…

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Q: and-q 3. [Single Choice] Point charges Q surrounded by a closed Gauss' surface. Find the electric…

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Q: A rock is thrown straight downward near the Earth’s surface with initial velocity of 20m/s down.…

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Q: Vector A has a magnitude of 27 units and points in the positive y-direction. Vector B is added to A,…

A: Vector A has magnitude 27 which is along +ve y direction.  Resultant of vector A & B has…

Q: The figure shows a thin plastic rod of length L = 12.5 cm and uniform positive charge Q = 51.0 fC…

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Q: In the figure particles with charges q₁ = +2e and q2 = -15e are fixed in place with a separation of…

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Q: The potential difference between two charged plates is 360V. What is the magnitude of the e-field…

A: Given that: Voltage difference between plates, VB-VA=∆V = 360V Experienced Charge of force,…

Q: There is a mass-spring that oscillates with simple harmonic motion. It has a mass of .5 kg, a period…

A: Solution:-  Time period oscillation= 2π (M/K)0.5 Where, M = mass of block.  K = spring constant.…

Q: During a braking test, a car is brought to rest beginning from an initial speed of 60 mi/h in a…

A: We know thatv2=u2+2asWherev=final speedu=initial speeda=accelerations=displacement

Q: 2.[Single Choice] A point charge Q a cube with its side length a cube is placed in Find the flux of…

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Q: What would happen to the motion of the projectile if we do not ignore air resistance? Select all…

A: Given:- What would happen to the motion of the projectile if we do not ignore air resistance? Find:-…

Q: the wavelength of a wave refers to the length of the repeating pattern of crests and troughs long…

A: Rationale: Remember my dear student that wavelength is inversely proportional to frequency and wave…

Q: In the absence of air drag objects fall with constant speed velocity…

A: Given Air is absent Then we have to choose the correct option from given options.

Q: The fan is rotated so that it is at a 30° angle to the track as seen in figure 2. Draw a free body…

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Q: Four charges of equal magnitude q- 1.89 pc are situated as shown in the diagram below. If d-0.84 m,…

A: The diagram is as follow:

Q: 5. If q₁ = 2.4x10°C and q2 = -6.5x10-C, determine: a. The electric potential at A b. The electric…

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Q: Sodium ions (Na+) move at 0.846 m/s through a bloodstream in the arm of a person standing near a…

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Calorimetry

Measuring the heat transferred during chemical reactions or other physical processes is known as calorimetry. It comes under the branch of thermochemistry.