A small sphere of charge q +65 μC and mass m 5.3 g is attached to a light string and placed in a uniform electric field E that makes an angle = 38° with the horizontal. The opposite end of the string is attached to a wall and the sphere is in static equilibrium when the string is horizontal as in the figure shown below. ( (a) Construct a free body diagram for the sphere. (Submit a file with a maximum size of 1 MB.) Choose File No file chosen (b) Find the magnitude of the electric field. N/C (c) Find the tension in the string. (Enter the magnitude of the tension in the string.) N

Q: Suppose you design an apparatus in which a uniformly charged disk of radius R is to produce an…

A: The formula for electric field due to first disk is  E1 = k [ 1 - z / √( z 2 + R 2 )       =k [ 1 -…

Q: A rod carrying a total charge 14.7 µC uniformly distributed along its length 8.5 m (constant λ) and…

A:

Q: Two tiny spheres of mass 9 mg carry charges of equal magnitude, 72 nC, but opposite sign. They are…

A: Given,Mass of the sphere, m = 9 mg = 9 ×10-6 kgmagnitude of charge, Q = 72 nC = 72 ×10-9 Clength of…

Q: (a) A sphere is attached to a filament of length L = 16.6 cm and suspended from the ceiling, as…

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Q: small 12.5 g plastic ball is tied to a very light 28.4 cm string that is attached to the vertical…

A:

Q: A 0.8 kg particle with charge 3 C is placed (initially at rest) at x = 0.  There is a constant…

A: Mass of the particle m = 0.8 kg Charge on the particle q = 3 C Electric field E = 97 N/C  (from x =…

Q: Problem 12: A positively charged particle Q1 = +5 nC is held fixed at the origin. A second charge 22…

A: Q1= 5 nC = 5 x 10^-9d= 25 cm = 25 x 10^-2 m^2g = m/s^2 (close to earth)m = 3.5  = 3.5 x 10^-9 kgWe…

Q: Two particles are fixed on an x axis. Particle 1 of charge 44.7 µC is located at x = -20.4 cm;…

A: Coulomb's law: According to this law, the magnitude of the electric force acting on a charge q due…

Q: Consider a small sphere of mass m=0.471 kg and charge q=-20.0 µC suspended by a light string as…

A: Draw the free-body diagram of the sphere.

Q: A small object of mass 4.00 g and charge  −17.3 μC  is suspended motionless above the ground when…

A: Since the object is motionless, the net force on it must be zero. The forces acting on the object…

Q: Two charges are located in the xy plane: charge q₁ = -3.20 nC is located at (x = 0.00 m, y = 0.680…

A:

Q: A charged polystyrene ball of mass m = 10.0 g is hanging from the ceiling by a piece of string with…

A: Consider the FBD of the polystyrene ball is given below.

Q: A charged dust particle at rest in a vacuum is held motionless by an upward-directed 450 N/C…

A:

Q: Why is the following situation impossible? You set up an apparatus in your laboratory as follows.…

A: Here, we have to see why it is not possible. Here we have to find out the potential energy and…

Q: A charged cork ball of mass 1.90 g is suspended on a light string in the presence of a uniform…

A: Given  m = 1.9 g Angle  of string with verticle is 37°

Q: A small bead of mass m = 5.00 × 10-º kg carrying positive charge Q = 30.0 µC is placed in the…

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Q: Two identical balls of  are suspended from threads of length  and carry equal charges as shown in…

A:

Q: 2. A proton is released from rest in a uniform electric field of magnitude 385 N/C. Find (a) the…

A: The answers are below

Q: A small mass charged sphere (q= 3 µC ) is attached by an insulating string to the surface of a very…

A:

Q: 5 8 mg carry charges of equal magnitude, 75 nC, but opposite light strings of length 506 mm. When a…

A:

Q: (a) A charged sphere (lql = 4.0-10-9 C; m = 0.30 g) hangs on a f = 1.50 m long thread. In a…

A:

Q: A small 12.0 g plastic ball is tied to a very light 25.7 cm string that is attached to the vertical…

A: Mass, m = 12 g = 12×10-3 kg = 0.012 kg Length, l = 25.7 cm  Charge, q = -1.20 µC = -1.20×10-6 C…

Q: A non-conducting pith ball is suspended on a 30.0-cm long cord. A horizontally oriented, uniform…

A: The below figure represents the net force on the pith ball.

Q: Consider a small sphere of mass m-0.153 kg and charge q=-20.0 µC suspended by a light string as…

A: Given: The mass of the sphere is 0.153 kg. The charge on the sphere is -20.0 μC. The magnitude of…

Q: mass 200 g having a charge of -5 uC is held stationary in the gravitational field by applying an…

A:

Q: Two particles, each with charge 49.3 nc, are located on the y axis at y = 24.3 cm and y = -24.3 cm.…

A:

Q: (a) A physics lab instructor is working on a new demonstration. She attaches two identical…

A: Answer..

Q: A lump of iron is placed in a uniform external electric field E that points left to right. When the…

A: The lump of iron is a conductor, so its charges will readjust themselves until the electric field…

Q: A small mass chárged C) is attached by an insulating string to the surface of a very large conductor…

A: Answer              C. 40.93

Q: The electric field

A: Given:Magnitude = 704 N/CThe plate separation = 4.06 cm

Q: A helium nucleus of mass m = 6.64 x 10 kg and charge q = 3.20 x 10 C is in a constant electric field…

A: According to the Question m=6.64x10-27 kg q = 3.20x10-19C E= 1.70x10-7 N/C t=2.40 second We need to…

Q: A small block of mass m and charge Q is placed on an insulated, frictionless, inclined plane of…

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Q: Conductors and Electric Fields in Static Equilibrium Find the electric field (magnitude and…

A:

Q: A thin endless thread is uniformly charged with linear density τ. Using the principle of…

A: Recall E=Electric field due to all the charges at given points

Q: What must the charge (sign and magnitude) of a 3.45 gg particle be for it to remain stationary when…

A:

Q: The dome of a Van de Graaffgenerator receives a charge of 2.0 × 10−4 C. Find the strength of the…

A: Given information: Here, q is the charge on the dome (conductor), R is the dome’s radius, and r is…

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

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

Q: In the figure a small, nonconducting ball of mass m = 1.1 mg and charge q = 2.0 x 108 C (distributed…

A:

Q: A non-conducting pith ball is suspended on a 30.0-cm long cord. A horizontally oriented, uniform…

A: Given : Mass of pith ball = 5.00 g             Charge (q) =1.00 μC

Q: A small mass charged sphere (q= 3 Uc) is attached by an insulating string to the surface of a very…

A: The free-body diagram is

Q: Consider the pair of charges: 8.6 μC at x = - 2 cm and Q at x = 4 cm. If the net electric field at…

A:

Q: two 1.20 m nonconducting rods meet at a right angle. one rod carries 2.50 mc of charge distributed…

A:

Q: Suppose you design an apparatus in which a uniformly charged disk of radius R is to produce an…

A:

Q: .. CP A small sphere with charge q = 5.00 μC and mass 0.500 g is traveling horizontally toward the…

A:

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.