The heat of combustion of firewood is 4x10^3 cal/g. What is the amount of wood that he must burn to get 4.76X10^5 BTU? (1 BTU= 252 cal)

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Q: The scattered photon has an energy of 120 keV and the scattered electron has a kinetic energy of 40…

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Q: At time t = 0, an RC circuit consists of a 20.0-V emf device, a 62.0-0 resistor, and a 152.0-μF…

A: Voltage V= 20 v Resistance R= 62 OhmCapacitance C =152 uF

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Q: You are facing North and standing 5.5 m away from a straight wire carryin What is the direction of…

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Q: 4. We can always write the wavefunction as V = V₁ +iV₂ where V₁ and ₂ are real functions. Using the…

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Q: Is there a distinction to be made between motion blur and the Wagon-Wheel effect?

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Q: Which resistor is in series with resistor R? R1 R2 R3 R4 R1 ww W R$ R₂ R6 R4 www لسد R3 R

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A: Wavelength of the speakers are  Sound propagates in air v=338 m/s

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Q: Question 9 What is the angular speed of a car wheel which has a radius 0.20 m when the speed of the…

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Q: A 1.0kg mass is at rest on a countertop. There is a force of kinetic friction of 2.5N acting on the…

A: Given m1= 1.0 kg m2 = 500 g Friction force acting between m1 and counter top    f =2.5 NTo…

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Q: An electron has a force of 4,8 x 10^16 N (towards the left) of an electric field. What is the…

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Q: A solenoid has 2.0 turns per centimetre and a current Field at the center of the solenoid? If you…

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Q: Two objects are on a collision course. Object #1 has a mass of 3.2 kg and an initial velocity of 5.5…

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Q: A 0.28 kg mass is held against a compressed spring with a spring constant of 2,446 N/m. The mass is…

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Q: B In a 200-turn automobile alternator, the magnetic flux in each turn is = 2.50 x 104 cos wt, where…

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Q: An object that is initially at rest undergoes an angular acceleration of 1.62 rad/s2. What is the…

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Q: Gravitational GM r² g = Eg -GMm FE r Electric Fields = EE EE V = ε = kq192 d² = = ε = FE q Fields…

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Q: What is the value of the Velocity, v? A. Computing the velocity using the Law of Conservation of…

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Q: A loop of wire in the shape of a rectangle of width w and length L and a long, straight wire…

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Q: A student performs a double-slit interference experiment. The student records the fact that a…

A: given that,The angle of the third order dark fringe,  The wavelength of the light, The angle of the…

Q: 252 www O2 A 1 A O 0.9 A 0.7 A wwww 352 Hill 8V 452 www 952 Four resistors of values 2 0,4 0, 3 O,…

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Q: 1. A circular current loop of 3 turns has radius 0.2 m and current 5 A. a. The current loop shown…

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Q: 3 what amount of force that can push a resting 15kg block at an inclined plane and has a coefficient…

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Q: Question 1 An object is placed in front of a lens which forms an image of the object. A) If the…

A: An object is placed in front of a lens which forms an image of the object.

Q: Determine the speed at which the kinetic energy of an electron is equal to twice its rest energy.

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Q: the free particle Schrodinger equation describes a non istic matter wave without forces (no…

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Q: A 2.00 kn resistor is connected to an AC voltage source with an rms voltage of 115 V. HINT (a) What…

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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.