Derive an expression for the Helmholtz free energy of a single harmonic oscillator, whose energy levels are εn = (n + 1) hw. En

Q: 2. A 35 kg child is riding on a swing. At her highest point she is 1.8 m above the ground, at her…

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Q: Find the y-component a force, 120N, acting 45 degrees to the right of the negative y-axis.

A: Given data:  Force (F) = 120 N Angle (θ) = 45° to the right the negative y-axis Required: The…

Q: In an oscillatory motion of a simple pendulum, the ratio of the maximum angular acceleration, e"max,…

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Q: 4. Fret if a 1 is increased three times and qz is reduced to 2 : 5. Fnet if g2 is increased three…

A: Given data: The net force between two charges is given as, Fnet = 500 N Formula used: According to…

Q: In the figure, block 1 has mass m = 480 g, block 2 has mass m2 = 550 g, and the pulley is on a…

A: Given data m1=0.48 kgm2=0.55 kgR=5.3 cmd=0.77 mt=5.1 sec Here, R is the radius of the pulley and d…

Q: A 0.02 kg ball is flying horizontally at 120 mps. It is struck by a force at 40° as shown. The…

A: mass (m)= 0.02 kg vi = 120 ms i^θ = 40o

Q: na certain region electric field of magnitude E oriented along x direction is observed. Electric…

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Q: 2. Find kinetic energy of dart leaving gun: 11.4891 m/s 2 DnoI 1 ond anlit

A: To calculate the kinetic energy we use,                           Potential energy= Kinetic…

Q: .45 SSM ILWA gas within a closed chamber undergoes the cycle shown in the p-V diagram of Fig. 18-39.…

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Q: Find the angle between A = 10a + 2a, and B 4a, + 0.5a¸ , using dot product. y y 3 Answer:

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Q: A positive charge q,2.50 uC on a frictioniess horizontal surface is attached to a spring of force…

A: q1 = 2.50 μC q2 = -8.65 μC initial distance between two charges = 9.50 cm final distance between two…

Q: 3) Is there any kind of material that when inserted between parallel plate capacitors would reduce…

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Q: and velocity as the fil impulse identical to in problem 31. Howe designed to crumple

A: Given as, Average force= 1.23×107 NS, Time interval= 21.0 ms=21×10-3s, Interaction duration= 57.1…

Q: The curve surface represented by AB in the figure is the surface of the quadrant of a circular…

A: Given The quadrant of a circular cylinder 3 m long r = 1.5 m , z = 0 Determine the horizontal and…

Q: 3. If a car is traveling at 20 meters per second in a straight line, how many meters will it take…

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Q: (d) Determine the current through each resistor for this parallel connection. What is the total…

A: For a parallel combination of registers Voltage remain the same in all resistances so current will…

Q: E6.A net force of 48.0 N accelerates a 3.5-kg mass over a distance of 12.0 m. What is the work done…

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Q: 9. In the circuit shown at the right, what is the value of the current at point Q? Www 202 www 102…

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Q: Consider the circuit shown in the figure below. (Assume R, = 11.5 N, R2 = 3.35 N, and V = 6.90 V.) R…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: Problem 8: Penny is adjusting the position of a stand up piano of mass m, = 220 kg in her living…

A: Part (a) Minimum force Fs is, Fs,min=Ffr2=μsmpg2

Q: 2. A solid sphere of radius R-40 cm has a total positive charge of 26 µC uniformly distributed…

A: Given: radius R =40 cm =0.4 mcharge q = 26μC = 26*10-6 C

Q: Q4: A copper ball is heated to a temperature of (212°F) then at time (t-0) it is placed in water…

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Q: 8. From Ampere's law, it can be shown that the magnetic field B inside a long solenoid is B = HonI…

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Q: 2. In a region0 w, the wave function is y3(x) = 0. A. Applying the boundary conditions at xx = a,…

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Q: A horizontal rectangular surface has an area of 8.96 x 104 m? and is in a uniform magnetic field…

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Q: Stooge problem hints Summary of info: m= 15 g; k=22 N/cm; x=3 cm; Ay=-1.4 m; 0=-19° 1. Calculate…

A: Given, m=15 gk=22 N/cmθ=190

Q: 5. If an electrically neutral object is induced and acquire 10 positive charge. How many electrons…

A: 5. Given that, An electrically neutral object is induced and acquires 10 positive charges.  We need…

Q: 4. List 2 potential sources of errors in this experiment.

A: In this experiment many students are climbing up on the stairs and we are going to determine Power…

Q: mass 5. A billiard ball moving with a speed 5m/fee collides head-on with a second ball of equal at…

A: Given Mass of cart-1 = m1 = 0.350 kg Mass of cart-2 = m2 = 0.50 kg Initial velocity of cart-1 = u1 =…

Q: 6. A simple pendulum passes through the lowest point in its swing at 1.25 m/s. In order to find the…

A: The lowest point during the swing of a pendulum is one where the height of the pendulum is exactly…

Q: Find the average binding energy per nucleon of Mg. Select one: O 8.26 MeV/nucleon O 8.62 MeV/nucleon…

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Q: Seatwork. (. A car travels on the road with a constant velocity. a) (what is the horizontal ret…

A: Given  Car is travelling with constant velocity . To find  a) Horizontal net force acting on the car…

Q: 9. Suppose that a runner on a straight track covers a distance of 1 mile in exactly 4 mins. What was…

A: Given: Distance covered: s=1 [mile] Time taken to cover that distance: t=4 [mins] The average…

Q: 4. Suppose the velocity(v) of a car at any time(t) is given by the equation 60m/s + (0.5m/ Derive…

A: The instantaneous acceleration (a) of a body is defined as the rate of change of its velocity.…

Q: Answer the following questions. Write your solutions on an extra sheet, to be attached to the answer…

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Q: What is the resistance of a silver wire 15 m long at 20°C silver at 20°C is 1.60 x 10 S2-m. How much…

A: 1.AnswerGivenlength of wire, L=15 mdiameter of wire, d=0.00085 mResistivity of silver, ρ=1.6×10-8…

Q: answer as soon as possible!! 1 hour left !!!!!!

A: Figure showing net force on sphere of mass m and charge q,

Q: A satellite circles the earth in an orbit whose radius is 2.90 times the earth's radius. The earth's…

A: GIVEN   r sat =2.90 times m earth =5.98 x 10^24 r earth = 6.38 x 10^6 m.

Q: 15. Three forces act on the bracket. Determine the magnitude and direction e of F so that the F 52…

A: Solution:-Given thatF2=150 lbθ=55°

Q: A 3-kg block has a speed of v= 4 m/s at point O as it travels along a rough incline OA with Hk=0.25.…

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