A rubber rod is rubbed with fur so that the fur becomes positive. The fur is then used to charge a metal sphere. The charge on the metal sphere will be negative if charged by polarization. neutral. positive if charged by polarization. negative if charged by contact. negative if charged by induction.

Q: The electric field, measured at a distance r away from a charge Q, is Eo. If the charge is doubled…

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Q: + +3q P y -3q X Two point charges and a point P lie at the vertices of an equilateral triangle as…

A: Given Two charges are given as +3q and -3q   We have to find the direction of electric field at…

Q: What is the magnitude of the electric field strength due to the proton in a hydrogen atom at a…

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Q: What is the strength of electric field at twice the distance from a point charge?

A: To find = strength of electric field at twice the distance from a point charge

Q: 9₁ 5 cm 5.0 nC 5 cm 92 3. In the figure to the left, charge q2 is in equilibrium. What is q?

A: Given,distance of Q from both the charges will be, r=5 cmWe need to determine, value of charge q1…

Q: piece of silk is rubbed on an initially neutral glass rod.  The rod ends up with a charge of -1.0nC.…

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Q: What are the magnitude and direction of an electric field that exerts a 3.15 x 10 N upward force on…

A: Force (F) = 3.15×10-5 N Charge (q) = -2.85 μC

Q: The ratio of the magnitude of the charge of a proton compared to the magnitude of the charge on an…

A: The ratio of the significance of the charge of a proton compared to the magnitude of the charge on…

Q: An oil drop of mass 6.6 x 10-14 kg is suspended in an electric field of 2.0 × 10% N/C between…

A: The force acting on the oil drop in the electric field can be calculated using the equation: F=qE…

Q: At a distance d from a charge, the magnitude of the electric field is E. What would be the magnitude…

A: The electric field is inversely proportional to the square of the distance.

Q: A balloon has been rubbed with wool to give it a charge of -1.0 x 10-6 C then it acquires a plastic…

A: The charge of the balloon is given as, qb = -1×10-6 C The charge of the golf tube is given as, qg =…

Q: A proton is moving in an electric field. The direction of the acceleration of the proton is

A: A positive charge, which placed in an electric field is accelerated in the direction of the field…

Q: An electron has an initial velocity of 5.00 x 106 m/s in a uniform 2.00 x 105 N/C strength electric…

A: we know that the force on a charged particle in an Electric filed is given by  F ⇀= qE⇀ where E is…

Q: What is the direction of the electric field at the dot? All three charges have the same magnitude.…

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Q: A point particle with a positive charge, q, and a mass, m, is held stationary by the forces of…

A: Given: The charge of the point particle is q  The mass of the point particle is m

Q: What is the magnitude and direction of the Electric Field at 0.075 m away from a -5.0 nC charge?

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Q: Anthea rubs two latex balloons against her hair, causing the balloons to become charged negatively…

A: Given data:  Two charged balloons Charge (q) = -2.0×10-6 C Distance (r) = 0.70 m Required: The…

Q: The electric field at 2.0 m from a strut charge has a magnitude of 80,000 N / C. Determine the…

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Q: What is the force on a-30 uC charge in a 20O-N/C electric field? The electric field points to the…

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Q: Suppose a 11 cm diameter conducting sphere, surrounded by air, has 1.9 C of excess charge on it.…

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Q: What electric field (magnitude and direction) is needed for an electron to remain suspended in air?

A: Gravitational force on electron : F = mg ; Where m is the mass of electron = 9.1 x 10-31 kg and g 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.