What happens to the mass of water in a pot when it cools, assuming no molecules escape or are added? Is this observable in practice? Explain.
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Q: Body A is at higher temperature than body B. When they are placed in contact, heat will flow from bo...
A: Given body, A is at a higher temperature than body B. Bot the bodies are placed in contact.
Q: a. Using the characteristics of the first figure, determine ID and VD for the circuit of the second ...
A: (a) Let us plot the load line for the following circuit. Using KVL, we can write : E-VD=IDR For VD...
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A: Required : Direction of the polarizer and the analyzer.
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Q: Consider the kets: [4i – 71 -3-2i] -6i Ir2) = 9+ 8i y Ir3) = 4 - 5i 5i [7i - 41 = (4| 3 11 a) Calcul...
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Q: 1. Find the resistance across A and F. 2. Find the power across resistor W.
A: Calculation: 1) The portion between A and F can be redrawn as follows. It can be further simplified...
Q: A furnace wall comprises three layers of thickness 250 mm, 100 mm, and 150 mm with thermal conductiv...
A: Solution:-Given thatL1=250 mm, L2=100 mm, L3=150 mmk1=1.65 W/m-K, k2=k W/m-K, k3=9 W/m-KT∞1=1250°C, ...
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A: we know that Gaussian Distribution is maximum at x=0, At x=0 means at the center of the arc. Also he...
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Q: If the position vector of a moving particle is Fe) = (4 t+1) î +(t*+2) } +(6+t + t)k, %3D what is th...
A: A vector is a quantity that is defined by both a magnitude and a direction. Examples of vectors are ...
Q: 15. A spaceship, moving toward the Moon at a speed of 0.8c, shines an yellow laser at the Moon. An o...
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Q: . Explain the evolution of nanotechnology with chronological order of events.
A: The evolution of nanotechnology with chronological order of events.
Q: An automobile traveling 70.0 km/h has tires of 73.0 cm diameter. (a) What is the angular speed of th...
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Q: A section of a highway consists of two segments A-B, B-C as follows: Station Elevation 290m B: 44+00...
A: To answer: The length of the vertical curve is required to connect the two segments.
Q: Suppose the divergence of the electrie field in some spherical region is found to be V. E= Skr. Find...
A: Direction of the electric field depends upon the sign of the charge. For instance if the charge is p...
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A: Concept: According to the work-energy theorem, the net work done on an object by forces equals the c...
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Q: What should be diameter of a soap bubble in order that the excess pressure inside it is 51.2 N/m2
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Q: The magnitude of the orbital angular momentum in an excited state of hydrogen is 6.84 × 10-34 J ·s a...
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Q: In the system shown, currents flow from 4 infinitely long wires in the direction shown in the figure...
A: The magnetic field due to an infinite current-carrying wire is given by the formula B=μ0I2πr where r...
Q: A diatomic molecule has 18 x 10-5 eV of rotational energy in the I = 7 quantum %3D state. What is it...
A: Given, for j=7 rotational energy of diatomic moleculeEj=7=1.8×10-5 eVWe know that,Rotational energy ...
Q: A train is going from London to Manchester with a velocity of 340 km/h. What is the velocity compone...
A: When any object moving on a rotational track, it will experience an outward force is known as centri...
Q: 1. GRAPHICAL ANALYSIS: MOTION /STRUCTURED Analysis Questions O 1. One of the three types of motion y...
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Q: Given the vectors A = 10230°, B=5Z-30°, C = 4Z60°. Determine the vector and direction of the resulta...
A: The resultant vector with direction. given, A=10∠30∘B=5∠-30∘C=4∠60∘
Q: A variable resistor, R = 2t+9 N and a 3 – Henry inductor are connected in series with constant elect...
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Q: Liquefied natural gas (LNG) in a vertical storage tank has a density of 455 kg/m. The depth of LNG i...
A: Given that,ρl=455 kg/m3g=9.8 m/s2h=2.00 mPressure at the bottom of the tank, Pbthen, Pb=ρl×g×h+ρa ...
Q: Consider an electron entering a CRT area of deflation (2.3cm long) with a speed of 9.6 x 10^8 cm/s a...
A: Solution: The length of the cathode ray tube is 2.3cm. The horizontal initial speed of the electron...
Q: i) A particle of mass 2.66×10-26 Kg travels at a speed of 5.0x106 m/s perpendicular to a field of fl...
A: mass of the particle, m=2.66×10-26 Kg velocity of the particle, v=5.0×106 m/s Magnetic field, B=1.20...
Q: A circular loop of thin wire of radius 5/pi cm is suspended from one arm of a balance. The plane of ...
A: In this case, the circular loop of thin wire having some radius is suspended from one arm of a balan...
Q: The sun intensity at Earth is about 0.1326 W/cm2 If the sunlight strikes a perfect reflector, how mu...
A: In case o perfect reflector, change in momentum is twice the incident momentum as all incident momen...
Q: You have seen how Kirchhoff's laws were used in your lectures to obtain a 2nd order differential equ...
A: Given information: The power dissipation across he resistor Pr = I2R The value of Inductance, resist...
Q: The mass of crate is 1150 kg and is lifted vertically by 2.60 m. The power output of the fork-lift i...
A: Given that,Mass of crate=m=1150 kgPower output of fork lift, P=960 kWHeight of crate above ground, h...
Q: Calculate the radius for the helical path of the proton which is shot into the field of flux density...
A: Given: The magnetic field is 0.080 i^. The velocity of the proton is 2×105 i^+3×105 j^. T...
Q: If we use 50 W of power to heat 151 g of water, how long will it take to raise the temperature of th...
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Q: What is the difference between fusion and fission nuclear reactions?
A: Fission:- In such kind of reaction, a large atom is split into two or a smaller one. The released e...
Q: Why J-K flip flop instead of SR flip flop? Explain with proper documentation.
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Q: R1 = 1 kohms R2 = 1.4 kohms R3 = 6.8 kohms E = 8V D1: Si, rB = 2 ohms, rR = 215 kohms D2: Si, rB = 7...
A: Given R1 = 1 k ΩR2 = 1.4 k ΩR3 = 6.8 k ΩE = 8 VrB1 = 2 ΩrR1 = 215 kΩrB2 = 7 ΩrR2 = 590 k Ω
Q: Silver contains 5.8 * 1028 free electrons per cubic meter. At absolute zero, what is the density of ...
A: Given data, Volume of the silver block = 1.0 cm3 Number of free electron = 5.8x1028 m-3 Fermi energy...
Q: Computed Voltage, Volts Measured Voltage, Volts 1.8 V 1.8 V 8.25 V 7.8 V 10 V 9.6 V Computed Current...
A: The measured values of voltage and current may be different from their calculated values due to any ...
Q: A circular loop of wire (of radius r ) carries a current I. It is inserted into a region with a magn...
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Q: Two identical ring of equal mass 'm' and ra attached wears a bead of mass 'm'. Bead can freely slide...
A: The free body diagram shows the forces that act on rings and bead The forces that act on rings are...
Q: F1 = 400 N and F2 = 600 N, determine the angle 0 between a magnitude of FR = 800 N. F2
A: Given that,Force : F1 = 400 (N)Force : F2 = 600 (N)Force : FR = 800 (N)Here we need to find the angl...
Q: 6. shaft at 3.00 m/s. The nut strikes the bottom of the shaft in 2.00 s. (a) How far from the bottom...
A: Concept: Here's what's going on: the nut came loose and fell off the elevator; it's experiencing a u...
Q: Given force BC = 170 N, what is force AC? ((Answer in whole numbers only, without units. No periods....
A: Given: Force BC = 170 We have to find force AC.
Q: 3) If the block remains in the equilibrium position shown, determine the mass of the block D. -d, m ...
A: Given: d1=10m, d2=11m, kAC=43N/m, kAB=82N/m, x=9m Refer to the free body diagram below :
Q: (a) Given [X, P] = ih. Find [H.X ], where H %3D 2m
A: X^,P^=ih H^=p22m TO DETERMINE: H^,X^.
Q: Calculate the reverberation time of the room. Show the equations used and the step- by-step solution...
A: In this case, the length, width, and height of the room are given. And the absorption coefficient of...
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