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Q: A heat engine absorbs 2500 J of heat at 250°C and expels 2000 J at a temperature of 50°C. The change...
A: Given: Heat absorbed at T1=250°C is Q1=2500 J Heat expelled at T2=50°C is Q2=2000 J
Q: A eurrent carrying coil of amea f cross Seetion 02m having turns current SA. Then moment is ? 200, c...
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Q: Problem 1: A uniform line of charge with total charge Q runs along the y-axis from -t/2 to +/2. What...
A: Electric field is the force per unit charge at the respective location. To calculate the electric fi...
Q: im not understanding how they got 12x10^-15 instead of 2x10^-15 m. for the thickness on part b?
A: The substitution given in the solution is wrong. The barrier thickness is defined by the coulomb for...
Q: Find the edge length in a unit cell provided that the height of a unit cell in an HCP structure was ...
A: Unit cell structure = HCP height of the unit cell c = 5.2368 Å
Q: A car is 126 m from a stop sign and traveling toward the sign at 29 m/s. At this time, the driver su...
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Q: 75. A wire carrying a 3.0-A current lies along the x axis of an xy coordinate system, extending from...
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Q: A circular path has a radius of 200 inches, what is the area of the circle in square meters?
A: As per guidlines, we can only attempt the first question. Kindly upload the other questions again to...
Q: Q. 5 : A wavelength of light 5600 Å produces 60 fringes. What will be the number of fringes produced...
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Q: QUESTION8 Now you have a nucleus with 14 protons, placed at x=6.0 Angstroms What what TWO values of ...
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Q: b- What is the minimum sampling frequency in hertz for the following signal x(t)-sin(4041t).
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Q: Consider harmonic oscillator: a mass suspended by a spring of spring constunt k. Assuming no drag fo...
A: NB: More than one unrelated questions are asked, so the first question is answered. We consider a ha...
Q: In the circuit below, how much voltage is used by A? 150 A .B 50 O 0.6 V O 0.15 V O 0.3 V O 0.45 V 1...
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Q: DIt a and recasted of resistanee Rù melted wire into half its length, then is . ner Yeaistance of th...
A: Given: The resistance of the wire is R. The length of the new wire is reduced to half. ...
Q: A 30-sec transit was used to measure a horizontal angle by repetition ten times. If the first readin...
A: Note :second value you entered should be 125 deg 35 minute to match up the answer options First valu...
Q: Although the Hume-Rothery rules apply strictly only to metals, the concept of similarity of cations ...
A: "Since you have asked multiple questions, we will solve the first question for you according to Bart...
Q: Calculate the rms currents (in A) for an AC source given by v(t) = Vo sin(@t), where Vo = 100 V and ...
A: Given that,AC source Vt=V0SinωtV0=100 Voltand, ω=200π rad/sCase-1 For capacitance, 30μFCapacitive re...
Q: tow slit experiment. wave function at slit 1 acquires an arbitrary random phase that is to be overag...
A: Let the wavefunction be expressed as : ψ1(x,t)=A1eiωt-kxψ2(x,t)=A2eiωt-kxHere, A is ampltude of wav...
Q: Vector A points in the positive y-axis direction. Vector B is directed at an angle of 60.0° below th...
A: Vector A points in the positive Y axis ; Vector B directed at an angle 60° below the positive x-axis...
Q: Problem 1: A string of length 1.5 m oscillates in the standing wave pattern shown in the figure belo...
A: Given that:Length of the string: L=1.5 mLinear mass density of the string: μ=7.35×10-3 kgSuspended m...
Q: Ex. 41 If Young's modulus of a material of is 1.2 x 10" N/m2, calculate the work done wire is stretc...
A: To find-Work done in stretching a wire (W)=?Given-Y=1.2×1011N/m2L=3 mM=8 kgA=πr2=4 mm2=4×10-6m2
Q: 26.2) Estimate the total food energy needed for the planet's population assuming a diet of 2400 Calo...
A: The world population is P=7,800,000,000Amount of calories intake per day per personQ=2400 calories/...
Q: A box containing basketball equipment is sitting on a shipping pallet. The box plus the contents wei...
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Q: a. 5 m, E b. 8 m, S c. 10 m. NW
A: When considering directions, north is taken to point upwards, so south will point opposite, downward...
Q: Electrons are continually being knocked out of air molecules in the atmosphere by cosmic-ray particl...
A: Concept: There are two different Questions. For the Parts (a) and (b) Since Electric Field is point...
Q: 2. The Compton electron may acquire any energy from zero up to the energy of the incident photon (Is...
A: The compton scattering is an inelastic process due to which the kinetic energy is not conserved. Thi...
Q: Convert 920 pCi/ft² to bq/cm².
A: The unit conversions are given by 1 Ci=3.7×1010Bq1 pCi=10-12 Ci1 ft=30.48 cm
Q: Problem 5: A spherical, insulating shell with uniform charge density p(r) = -p is centered at the or...
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Q: Two straight bars of length L have equal but opposite uniform linear charge densities with magnitude...
A: (a) At point P, the electric potential due to the positively charged straight bar is equal but oppos...
Q: 2. In heart surgery, a much smaller amount of energy will defibrillate the heart. (i) What оpen volt...
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Q: O Question 9 Look at the three spectra of stars in the picture above. The top one, for instance, is ...
A: When the spectra of stars is brighter on red end it is relatively at higher temperature where as whe...
Q: A. 1. Using source transformation, calculate the voltage. R 13A( a) 4.33V b) 39V c) 0.230V d) 36V
A: The current flowing in the circuit is given as, I=13 A The resistance in the circuit is given as, R=...
Q: A woman is sitting in a chair attached to a massless rope that runs over a massless, frictionless pu...
A: As the question contains 5 sub-parts, we will answer the first 3 as per our policy. Kindly resubmit ...
Q: Consider a 40-foot chain that weighs 5 pounds per foot hanging from a winch 40 feet above ground lev...
A: To solve the problem, we will write an expression for work done and apply it to the given situation....
Q: ( t<-2 y(t) = 0 t- . -)dt 2 y(1) = [ _2(4 –" y(t) = L, 2(4- -2<t <3 t-T Ans: 3 <t < 6 t-T. y(t) = [ ...
A: Convolution is a mathematical concept in which two different functions which affect the shape of eac...
Q: Ex. 63 : A ballet dancer spins about vertical axis at 90 r.p.m. with arms outstretched. With the arm...
A: To find-New frequency of revolution (n2)=?Given-Initial frequency (n1)=90 r.p.m.=9060=32r.p.sTherefo...
Q: 8. Find the voltage value Vm in the circuit given below. 16 V 12 2 1 A Vm а) -3V b) 3V c) 2.1V. d) -...
A: “Since you have asked multiple question, we will solve the first question for you. If you want any s...
Q: 1-37. Derive the Legendre transformation of E in which ST and N
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Q: A ball is released from a height of 16 m and weighs 51 N. What is the magnitude |AU| of the total ch...
A: Change in potential energy is given by ∆U=mgh
Q: A thin rod of length t and uniform charge per unit length A lies along the x-axis as shown in the fi...
A: The length of the rod is given as, l The uniform charge per unit length is given as, λ DIAGRAM: TO ...
Q: Suppose that attractions are the dominant interactions between gas molecules, and the equation of st...
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Q: An emf of 0.70 V is induced across a coil when the current through it changes uniformly from 0.45 to...
A: Given that:- Emf, e = 0.70 V Initial current = 0.45 A Final current = 0.55 A Time (t) = 0.40 s By us...
Q: 1. A certain amount of gas contains a volume of 4 L at 100 psia. Find the pressure of the gas if it ...
A: According to Boyles law, for an ideal gas at constant Temperature and number of moles of the gas, th...
Q: There is an infinitely long conducting cylinder with a radius of 5.16 cm. The cylinder has a surface...
A: The infinitely long cylinder has a conducting surface, with a surface charge density of 2.17 μC/m2 L...
Q: 16. In open heart surgery, a much smaller amount of energy will defibrillate the heart. (a) What vol...
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Q: (Breaking stress for copper 5 x 10° N/m2 and Ex. 8: Find the greatest length of a copper that can ha...
A: To find-Greatest length of copper wire (L)=?Given-Breaking stress for copper =5×108 N/m2Density of c...
Q: Problem 1: A uniform line of charge with total charge Q runs along the y-axis from -t/2 to +/2. What...
A: This question is based on the concepts of electric field for the line charge distribution and the ne...
Q: A ball is thrown upward at an angle 0 neglecting air resista True or False? The velocity of the ball...
A: 7. The velocity of the ball at the maximum height is zero. This statement is true as when the ball w...
Q: At a given instant of time a rigid rotor is in a state Y(0,0)=- - sin 9 sinø 47 a) What possible val...
A: Here the idea is to convert the given wave-function which is in spherical coordinates into spherical...
Q: 3. A box with a mass of 15.0 kg moves on a ramp inclined at an angle of 47.5° above the horizontal. ...
A: The mass of the box is given as, m=15 kg The angle of inclination is given as, θ=47.5o The coefficie...
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