A spherical charge distribution of radius 12.0 cm has a charge of 20 μC uniformly distributed throughout its volume. What is the magnitude of the electric field at a distance of 6.0cm? A. 4.97 x 107 N/C B. 2.49 x 107 N/C

Q: 2. A 0.025-kg bead slides down a ramp. The ramp is 0.600 m in length and inclined at an angle of…

A: Mass of bead, m = 0.025 length of ramp, L = 0.600 mAngle of incline,  = 30.0o So, initial height of…

Q: 3. Determine the maximum height of the dart.

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Q: What force on the average will be exerted on the (50 m * 50 m) flat, highly reflecting side of a…

A: GivenThe area of flat reflective is .A= 50m × 50 m = 2500 m² The intensity of light from the sun…

Q: The inclined surface is smooth. (Remember that "smooth" means that friction is negligible.) The two…

A: Draw the free-body diagram of block B.

Q: A group of Australian Army recruits is undergoing a navigation exercise. They are being closely…

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Q: You have a velocity of north 45.5 m/s. You do this in 5.0 seconds. How far did you travel?

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Q: = 5. The capacitors of C₁ = 2 µF and C₂ 3 μF are each fully charged with potential difference of 30…

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Q: Given a force that varies in time F(t) = 20Ne that acts on a 2kg object, and with time constant T =…

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Q: Bekki walks 3 m to the right, 4 m to the left, 5 m to the right, and 2 m to the left. What is her…

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Q: A plane is flying to a city 726 km directly north of its initial location. The plane maintains a…

A: a)Calculate the velocity of the plane relative to ground.Calculate the time taken by the plane to…

Q: Where does 101325 mean?

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Q: A particle is initially at rest at the origin at t = 0.00 s. From t = 0.00 s to t = 5.00 s its…

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Q: A candelabra with mass m is attached to the ceiling of a large s. Because the ceiling is covered…

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Q: Now you have a nucleus with 5 protons, placed at x = 2.7 Angstroms. What what TWO values of x (along…

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Q: Two vectors are added, with lengths of five meters and three meters respectively; I don't know the…

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Q: You are driving 65.0 miles/hr and you see a police car, so you slow down to 42.5 miles/hr. It takes…

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Q: Part C ▼ Find the magnitude of a, the acceleration of the car after the brakes are applied. Express…

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Q: fastball

A: angle of projection  = 26.50 initial velocity u = 39.3 m/s horizontal distance covered sx = 102 m

Q: 1. Light with wavelength of 500 nm passes through a slit 0.2 mm wide. The diffraction pattern on a…

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Q: The figure below shows three small, charged beads, all lying along the horizontal axis. Bead A, at…

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Q: The rate of decay of the radioactive isotope Free Neutron 239 is given by: M = -1.1 × 10 ³M where M…

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Q: In the figure, a crate of mass m = 94 kg is pushed at a constant speed up a frictionless ramp (0 =…

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Q: A rescue helicopter is hovering over a person whose sailboat has capsized. One of the rescuers…

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Q: If the sample mass reading INCREASES while bringing a substance close to a set of magnets, is it…

A: If the sample mass reading INCREASES while bringing a substance close to a set of magnets, is it…

Q: The velocity vector of a sprinting cheetah has x- and y-components vx = +28.6 m/s and vy = −26.3…

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Q: a paratrooper survived a training jump from 1200 ft when his parachute failed to open but provided…

A: We may use the equations of motion for an item falling under the influence of air resistance to get…

Q: A particle moving along the x-axis has its velocity described 2t2 m/s, where t is in s. Its initial…

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Q: Calculate the moment (Mo, MB, and Mc) of the 550-lb force about the points O, B, and C. Moment Mo 1.…

A: The diagram is shown below.

Q: velocity components

A: To obtain the time of flight, t, from the velocity components and y, we can use the following…

Q: (8%) Problem 1: A particle moves from point A to point B. Let L be the straight-line distance…

A: Displacement: it is the shortest distance between initial and final position or the length of the…

Q: A closed surface with dimensions a = b 0.461 m and c = 0.7837 m is located as in the figure. The…

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Q: If an animal lived near and died in the LaBrea Tar Pits (found now in Los Angeles, California)…

A: No, Carbon-14 dating would not be suitable for determining the age of an animal that lived near and…

Q: You hit a 1.8 kg ball with a force of 45.7 N. What was its acceleration

A: Mass, m = 1.8 kgForce, F = 45.7 NAcceleration, a = ?

Q: After 30 min of undisrupted flying since taking off the plane starts to drift off course due to…

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Q: A cannon ball is shot out of acannon with a velocity of 120.0m/s. Calculate the angle of the cannon…

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Q: 4. Based on figure below, point A and B is the first two bright interference fringes and the…

A: Write the expression for the distance between two bright fringes.Here,  is the wavelength, D is the…

Q: A student begins at rest and then walks north at a speed of v1=0.65m/s. The student then turns south…

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Q: In the figure a "semi-infinite" nonconducting rod (that is, infinite in one direction only) has…

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Q: A golfer hits a shot to a green that is elevated 2.60 m above the point where the ball is struck.…

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Q: Ton is standing in front of a plane mirror. The distance between Ton and her image is 10 m. If she…

A: Distance between Ton and her image, d = 10 m

Q: Consider  a dragster that, when the light turns green, accelerates uniformly from rest and completes…

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Q: In the first law of thermodynamics, W is the work done on the system, that is, W is positive if work…

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Q: The sidereal day is one rotation of the Earth relative to the The day is longer by 4 minutes. O Sun;…

A: Solar day is the time taken by earth to complete one rotation about its axis with respect to sun.…

Q: A particle of mass m and charge q is dropped from the height of h towards a point charge Q, which…

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Q: 2R

A: charge on the circular partq =     =

Q: A small positively charged particle with charge 5.5 x 10-² C is moved from position X to position Y…

A: And

Q: Now you have a nucleus with 20 protons at x = 7.9 Angstroms on the x-axis. How much work would it…

A: This problem can be solved using work done formula.Since, 1 meter is very larger value than 7…

Q: In the figure, a ball is thrown leftward from the left edge of the roof, at height h above the…

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Q: What is the thickness of the 100 to 90 kPa layer in the atmosphere given the temperature at 100 kPa…

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Q: To take off from the ground, an airplane must reach a sufficiently high speed. The velocity required…

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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.