1. The electric field generated by a point charge has strength of 180000n/c at a point...

1. The electric field generated by a point charge has strength of 180000n/c at a point 1.50 cm from the point charge what is the charge if the field points towards the charge?

2.An electron was accelerated from rest through a potential difference of 9900V. what is the speed at the end?

3.A 100.0pF capacitor consists of two circular plates of radius 0.40mm. how far apart are the plates?

4. A 4.0m m length of gold wire is connected to a 1.5 V battery, and a current of 4.0mA flows through it. What is the diameter of the wire? (the resistivity of gold is 2.24x10^-8)

5.Two parallel plates that are initially uncharged are separated by 1.2mm. What charge must be transferred from one plate to the other if 11.0kj of energy are to be stored in the plates, if area of each plate is 19.0mm?

Expert Solution

genius_generous answered 1 year ago

1. a) The electric field at a certain point around a + 5.84C charge has a...

1. a) The electric field at a certain point around a + 5.84C charge has a magnitude of 3.68 x 105N/C. What is the magnitude of the electrostatic force that would beexerted on a -3.72 C charge located at this point? b) What is the direction of the electrostatic force referred to in (a)? c) What is the direction of the electric field at the point referred to in (a)? d) How far away from the + 5.84C charge is...

A spherical ball of charge has radius R and total charge Q. The electric field strength...

A spherical ball of charge has radius R and total charge Q. The electric field strength inside the ball (r?R) is E(r)= Emax=(r4/R4) A) What is Emax in terms of Q and R? Express your answer in terms of the variables Q, R, and appropriate constants. B) Find an expression for the volume charge density ?(r) inside the ball as a function of r. Express your answer in terms of the variables Q, r, R, and appropriate constants.

A single point charge of -4.0x10^-9C has an electric field at 0.5m from the charge of......

A single point charge of -4.0x10^-9C has an electric field at 0.5m from the charge of... a) 144N/C away from the charge b) 144N/C towards the charge c) 72N/C away from the charge d) 72N/C towards the charge i got 144N/C but i dont know if it is right or the direction?

A 65 μC point charge is at the origin. Find the electric field at the point...

A 65 μC point charge is at the origin. Find the electric field at the point x1 = 65 cm ,y1 = 0. Find the electric field at the point x2 = 45 cm , y2 = 45 cm . Find the electric field at the point x3 = -20 cm , y3 = 75 cm . Find Ex,Ey in each electric field point in N/C unit.

1.Consider a negative point charge. Sketch electric field lines, including their direction. 2 Calculate electric field...

1.Consider a negative point charge. Sketch electric field lines, including their direction. 2 Calculate electric field of 1 electron at a distance of 0.1 nanometer away from it. Express your answer in SI units. 3 Consider a point charge of 1 C and calculate its electric field at a distance of 1 m.

1 a) What is the approximate electric field strength and magnetic field strength of the electromagnetic...

1 a) What is the approximate electric field strength and magnetic field strength of the electromagnetic waves radiated by a 60-W lightbulb, as measured 5.5 m from the bulb? You can assume that the bulb is 100% efficient in converting electrical energy to light energy. b.) Incandescent light bulbs are very inefficient. Find the electric field strength and magnetic field strength assuming 5% efficiency. Please show all work, thank you!

(i) Define in words the strength of an electric field at a given point in space....

(i) Define in words the strength of an electric field at a given point in space. (ii) An electron experiences an acceleration of magnitude 2.0 × 1013 ms−2 in the positive x-direction, due to a uniform electric field. Calculate the magnitude and direction of the electric field.

The electric field at a point in space is a measure of (a) The total charge on an object at that point. (b) The electric force on any charged object at that point.

The electric field at a point in space is a measure of(a) The total charge on an object at that point.(b) The electric force on any charged object at that point.(c) The charge-to-mass ratio of an object at that point.(d) The electric force per unit mass on a point charge at that point.(e) The electric force per unit charge on a point charge at that point.

Problem 22.29 What magnitude charge creates a 1.70 N/C electric field at a point 4.60 m...

Problem 22.29 What magnitude charge creates a 1.70 N/C electric field at a point 4.60 m away? Express your answer with the appropriate units. Thanks ;)

What is the electric field generated at point M by the two charges shown below? Q1...

What is the electric field generated at point M by the two charges shown below? Q1 is 0.19mC and Q2 is 0.74mC: the two charges are a distance 34.3m from each other and the point M is located 17.7m from Q1.

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