Problem Solving. Show your pertinent solution and BOX your final answer. 1. What is the electric potential at a distance of 3.5 × 10-11 m from a proton? 2. Find the magnitude of a p m away from it. What is the electric potential at this distance?

Q: 10. A coiled Hookean spring is stretched 12 cm when a 1.8 kg mass is hung from it. Suppose a 5kg…

A: Given The spring stretches by x=12 cm=0.12 m when a mass of m=1.8 kg is hung from it. Another mass…

Q: A force of F(x) = x2 - cos(3x) + 4 measured in Newtons and where x is in meters, acts on an object.…

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Q: Two 60 –meter current-carrying wires are parallel to one another. Wire 1 has a current of 40 A…

A: The force per unit length between two current carrying conductors is given by FL = μoI1I22πd, where…

Q: 2. The boy strikes the ball at an initial velocity of 25 m/s at an angle of 40 degrees to the…

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Q: Which of the following is true regarding Newton's Second Law of Motion? A. Increasing the net force…

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Q: A car travelling at the speed Vo on a straight level road. After the brakes are applied at t = 0,…

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Q: The direction of the magnetic force on a charge in relation to the velocity of the charge and the…

A: Given data:  A charge is moving in magnetic field Required: Which rule describe the direction of the…

Q: Having a central charge which is 70 nC. Calculate the magnitude of the electric field at the…

A: The electric field producrd by charge 'q' at distance 'r' from the charge is given by,E = 14πε0qr2

Q: As shown in the figure, two boxes of mass and are connected by an essentially massless, non-elastic…

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Q: In the figure, a 2.0-m-long vertical pole extends from the bottom of a swimming pool to a point 50.0…

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Q: Building contractors often install double-glazed windows to prevent thermal energy (heat) from…

A: Given ng  = 1.54    yg = 32 mm ya = 25.6 mm   ϕ = 400      na = 1.00 To find out ∆x = d1 + d2

Q: A proton and an a-particle (with their masses in the ratio of 1:4 and charges in the ratio of 1:2)…

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Q: Show how a change in ⁰C is equal to a change in K (Kelvin).

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Q: An object is dropped in an unknown planet from height 50 m, it reaches the ground in 2 seconds. The…

A: Given data:  Initial velocity (Vi) = 0 m/s Height (h) = 50 m Time (t) = 2 s Required: Acceleration…

Q: How much heat transfer occurs from a system, if its internal energy decreased by 150 J while it was…

A: Given: Internal Energy (△U) = - 150 Joule Net work done ( W) = 30 Joule

Q: Figure shows a circuit with an area of ? = 0.060[m2] containing a ? = 1.0[Ω] resistor and a ? =…

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Q: A long, cylindrical conductor of radius R carries a current I as shown in the figure below. The…

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Q: A worker pushes a 30kg crate along a 53degree incline, with respect to the horizontal. The worker…

A: The crate is being pushed by the worker up the incline, with an applied force of 307.36 N, to a…

Q: A power line carries 150 A between poles 40.0 m apart. What magnetic force does the Earth's magnetic…

A: Given: Current in the wire, i=150 A  Length of wire, L=40.0 m Magnetic field, B=5.00×10-5 T   To…

Q: The 8.0-Ω coil of a loudspeaker carries a current of 0.80 A. The potential difference across its…

A: Given : Resistance, R = 8 ohm  Current , I = 0.8 A  To Find : Potential difference , V = ?

Q: A 0.329-kg volleyball approaches a player horizontally with a speed of 15.5 m/s. The player strikes…

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Q: Qo Vo = 120 V C = 8.0 µF C2 = 4.0 µF We connect a capacitor C1 = 8.0 µF to a power supply, charge it…

A: Given data- Capacitor C1=8.0 μF,  C2=4.0 μF Potential difference V∘=120 V

Q: A 2400-kg pile driver is used to drive a steel beam into the ground. The pile driver falls 3.00 m…

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Q: 2.68 An objects velocity is measured to be V_x (t)=a-ßt^2 Where a=4.00 m/s and B=2.00 m/s^3. Att = 0…

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Q: A motor boat moves at a steady speed of 4 m/s. Water - resistance acting on it is 2460 N. Calculate…

A: Given: Speed of the motor boat v=4 m/s, Water resistance force F=2460 N. Required: Power of engine…

Q: A new particle, the aarnion, has just been discovered! Careful measurements show that the aarnion…

A: GivenThe aarnion has an average lifetime (at rest), τ= 87 nsDistance tavelled by aarnion, d=24 m

Q: Dynamics of Rigid Bodies In the system shown in the figure, the pulleys may be considered massless…

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Q: R-18.0 2 R 6.00 2 1: R- 3.00 2 9.0 V 3.0 V 13 1. For junction b, Kirchhoff's junction rule will…

A: Given data:  Circuit diagram Required: Kirchhoff's Junction rule equation for junction b

Q: A pendulum with a massless string of length L has attached at its end a particle of mass 65.00 kg.…

A: Draw the free-body diagram of the particle. Determine the length x.

Q: Arrange the following statement by writing numbers 1-10 to come up with the development of the ideas…

A: Please find the answer in the chart below

Q: Tell whether each pair of magnets will attract or repel. (5 & 7)

A: The rule is opposite poles attract each other and like poles repel each other. In 7, North pole is…

Q: R-18.0 2 R 6.00 2 R 3.00 2 9.0 V 3.0 V 13

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Q: Last wish A severely injured Peter Quill can only live for the next 3.5 hours. Before dying, he…

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Q: A bug is sitting on the rim of a garden hose reel at radius 0.33 m from the axis of rotation. A…

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Q: A uniform bar whose mass and length are 55.0 kg and 8.00 m, respectively is supported by two light…

A: For equilibrium net force as well as net torque acting on the system must be zero and horizontal as…

Q: Discuss how our everyday lives would be different if the speed of light were only 25 m/s.

A: Answer:-  Our everyday lives would be different if the speed of light were only 25 m/s.    Because…

Q: When viewed in a spherical mirror, the image of a setting sun is a virtual image. The image lies 12…

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Q: 3. A traffic outpost has a sign which reads, “Speed limit:40 miles per hour.”. How many meters per…

A: Speed limit: 40 miles per hour Required: We need to convert this speed limit into metres per second.…

Q: A horizontal force of 720 N is needed to overcome the force of static friction between a level floor…

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Q: A motor boat moves at a steady speed of 4 m/s. Water - resistance acting on it is 2460 N. Calculate…

A: Given data :     Force   =   F    Speed of  boat  =  V          To find :           Power of engine

Q: Two fixed type resistors, 5 ohms and 7.5 ohms, are connected in series. 5. If the the internal…

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Q: A ball is shot at a ground level at an angle of 60° with the horizontal with an initial velocity of…

A: In this motion,.  Acceleration along y axis will be acceleration due to gravity.  Acceleration along…

Q: The resistance of a copper wire increases by a factor of 1.32 when current flows through the wire…

A: The new resistance of a wire at a given temperature is given by R = Ro1+α∆T, where ∆T = T-To, Ro and…

Q: A concave mirror ( f = 50 cm) produces an image whose distance from the mirror is one-third the…

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Q: R Ry (a) Determine thể total resistance of the circuit if R, 75 2, Rg=130 2, Ry 32 f, and R, 109 1…

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Q: If an object has O acceleration, it may infer that i. The object is at rest ii. The object is moving…

A: The acceleration of a body and the velocity of the body are related as a = dvdt

Q: 1. Two tugboats pull a disabled tanker with each tug exerting a force of 1.80 x 10 N, one with 14…

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Q: Raul travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles.…

A: Raul travels north 5 miles . Raul then goes west 3 miles. Raul then goes south 2 miles.

Q: If the distance between two point charges is reduced by one-third while the size if the charges…

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Q: A wire of length 0.6 m carries a current of 21 A. In the presence of 0.47 T magnetic field, the wire…

A: Write the expression for the magnetic force. Here, B is the magnetic field, I is the current, L is…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.