9. Depending how you organize the topics, there are at least 20 branches of Physics. Pick your favorite branch of Physics. Write a short description of what interests you most about this branch.

Q: barometer

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Q: Show complete solution    What is your acceleration when your bike accelerates from 10m/s to 5m/s ...

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Q: The density of electrons increases along the coordinates of a metal according to the relationship n ...

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Q: 1. Two cars, A and B, are travelling in the same direction, although car A is 182 m behind car B. Th...

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Q: How does a capacitor stores charge explain it?

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Q: 3. The vertical force P of magnitude 100 kN is applied to the frame shown in the figure. Resolve P i...

A: Given, vertical force, P = 100 kN

Q: A1.0 m long piece of coaxial cable has a wire with a radius of 1.1 mm and a concentric conductor wit...

A: Given value--- length = 1m. radius of wire = 1.1 mm. inner radius of conductor = 1.3 mm. Voltage = ...

Q: Evaluate the integral W = mv dv. %3D Express your answer in terms of m, vj, and vf.

A: Part F: The given equation of work in the integral form is: W=∫vivfmvdv

Q: The values of the components in a simple series RC circuit containing a switch (see figure below) ar...

A: As we need to answer these questions after switch is closed means we have to use charging equation o...

Q: Suppose that a particle moves along a line with position function s(t) = 4t² + 3t + 1 where s is in ...

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Q: An electron is released from rest in a uniform electric field. The electron accelerates vertically u...

A: Yes. We can ignore the effects of gravity here. Given: Distance travelled by the electron, d = 4.5m ...

Q: "During an adiabatic expansion, the temprature of 0.450 mol argon drops from 50 degrees C to 10 degr...

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Q: A 0.35 kg baseball is dropped from the rest from a height of 3.85 m. How fast will it travel just be...

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Q: Four capacitors are connected as shown in Figure 2.27A. If all have the same capacitance (C, = C2 = ...

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Q: Consider the CRT. If the potential between the two plates is 15, 000 V and the plate separation is L...

A: Cathode Ray Tube (CRT) is a vacuum tube in which a fluorescent projector produces a trace of an elec...

Q: 2. Two point charges, 2.5 x 106 C and -5.0 x 10-6 C, are placed 3.0 m apart as shown below. What is ...

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Q: What is Curie temperature? State the effect of temperature on magnetization of a soft magnet.

A: Curie Temperature :- The temperature at which the magnetic material lost their permanent magnetic pr...

Q: Three point charges are arranged on a line. Charge q3 = +5.00 nC and is the origin. Charge q2 = -3.0...

A: Givenq3=+5.00 nCq2=-3.00 nC  is at x'=4.00 cm=0.04 mq1 is at x=+2.00 cm=0.02 m

Q: ate the torque supplied by the wrench when an 8 n in the figure: BN

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Q: Give the description II. The steps/processes involved based on electrostatics III. Cite three impo...

A: xerography or phtotstat is a dry photocopy process whereby a black or coloured powder sticks to part...

Q: A man is standing on the edge of a 20.0 m high cliff. He throws a rock vertically with an initial ve...

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Q: LA landing craft with mass 12,500 kg is in a circular orbit 6.75x105 m above the surface of a planet...

A: Given information: The mass of the landing craft (m) = 12500 kg The distance of the orbit around the...

Q: True or False? As mass of a substance increases, the density increases? Explain.

A: True Reason According to the statement if mass of the object increases then its density increases. T...

Q: Units of viscosity?

A: Viscosity : The viscosity of a fluid is a measure of its resistance to flow. Viscosity results from ...

Q: A 23 kg child is coasting at 3.6 m/s over flat ground in a 6.0 kg wagon. The child drops a 1.3 kg ba...

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Q: what of the following a "free tall" ?  a) a ball that was thrown horizontally b) a ball that was t...

A: The free fall motion is any motion of a body where gravity is the only force acting upon it. Some ex...

Q: 4. Simplify each of the following, using scientific notation where appropriate: a. 102x 101 ь. 104х ...

A: as per our guidelies we will solve first three subparts for you. to get remaining subparts solved pl...

Q: 2. In the figure shown, the magnitude of the uniform electric field is E = 70 kN/C . Calculate the e...

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Q: Problem 2: A 2kg object starts at rest at the top of a slope which is 10 meters high. A. What are it...

A: GivenMass of object,m=2 kgHeight of top, h=10 m

Q: A simple and common technique for accelerating electrons is shown in the figure below, where a unifo...

A: We have givenElectric field strength, E=2.33×104 N/C

Q: A force F applied to an object of mass m, produces an acceleration of 4.00 m/s. The same force appli...

A: GivenFor Mass, m1 , Acceleration, a1=4.00 m/s2AndFor Mass, m2 , Acceleration, a2=1.70 m/s2

Q: Find the destance x along AB, at which of 300 N 8hould be applred to hald the uns position as shocon...

A: We have given that the rod AB has a length of L =10 m and a horizontal force of 300 N act on a bar a...

Q: The velocity of a particle is given by ms

A: Instantaneous acceleration a(t) is a continuous function of time and gives the acceleration at any s...

Q: How much work is done by a force of 12 N in moving an object through a distance of 9 m in the direct...

A: GivenForce applied on object, F=12 NDistance covered by object, d=9 m

Q: Two balls roll directly towards one another. The 0.25 kg ball has a speed of 1.7 m/s. The 0.18 kg ba...

A: Given, mass of the ball, m1 = 0.25 kgm2 = 0.18speed of the ball before collision,u1 = 1.7 msu2 = 2.5...

Q: What are the magnitude and direction of the force exerted on a 4.09 µC charge by a 213 N/C electric ...

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Q: A tourist drops a rock from rest from a guard rail overlooking a valley. What is the velocity of the...

A: 1) Initial velocity (u) = 0 mst = 4 seconds   

Q: (II) Find the tension in the two cords shown in Fig. 9-45. Neglect the mass of the cords, and assume...

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Q: A) Calculate the de Broglie wavelength of a neutron (mn = 1.67493×10-27 kg) moving at one six hundre...

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Q: Two point sources are 9. 00 cm apart and operating in phase with a common frequency of 9. 50 Hz. The...

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Q: A Partially Filled Capacitor A parallel-plate capacitor with a plate separation d has a capacitance ...

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Q: Two blocks of mass m1 = 30 kg and m2 = 25 kg are connected by a rope passing through a pulley. These...

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Q: If the ball in the experiment is given an initial downward velocity instead of just being released, ...

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Q: reenland ice sheet is thought to affect (or be affected by) climate in the North Atlantic and Europe...

A: We know that the formula  heat required by the to melt the ice is given as  Q= mL  Where Q is the he...

Q: 1. Three blocks of masses 1.0, 2.0, and 4.0 kg are connected by two massless strings, one of which p...

A: GivenThree blocks of masses 1.0 kg, 2.0 kg, and 4.0 kg are connected by two massless strings

Q: 4. A car starts its motion from rest and uniformly accelerates at a rate of 4m/s^2 for 2 seconds in ...

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Q: An electron is released from rest in a uniform electric field. The electron accelerates vertically u...

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Q: In the figure R1 = R2 = 10.25 Q, and the ideal battery has emf % = 12.01 V. (a) What value of R3 max...

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Q: 0 seconds to get to your next class on time and that classroom is 472 m east of where you are right ...

A: We know that the velocity relation with the time and distance is given as  velocity = Distance Time ...

Q: 4. A laser emits red light with an average wavelength of 0.000 061 cm. In scientific notation this w...

A: wavelength of red light = 0.000061 cm   

Estimate of calculation