What is the electric force on the electron among the plates

Assignment Help Physics
Reference no: EM13682909

1. A man of 50.0 kg mass is in equilibrium among two parallel plates. The man is charged up to + 130. mC of charge. The plates are 1.75 meters apart.

1. Draw a Free Body Diagram of the man. Hint: He is like a giant oil drop.

2. What must be the value of the electric force to keep him suspended among the plates?

3. What is the value of the electric field among the plates?

4. What must be the obvious direction of the electric force?

5. Is the top plate positive or negative?

6. What is the potential difference among the plates?

7. If the area of one plate is 20.0 m2, what is the charge on one of the plates?

2. An electron initially at rest is accelerated among two parallel plates 2.000 cm apart. The area among the plates is in a vacuum. The potential dissimilarity across the plates is 300.0 V.

1. What is the electric field among the plates?

2. What is the electric force on the electron among the plates?

3. What kinetic energy does the electron have when it hits the positive plate?

4. If the plates have an area of 400.0mm2, what is the capacitance of these plates?

Reference no: EM13682909

Questions Cloud

Missed opportunities : Missed Opportunities
What rate of return would you have earned on your investment : What rate of return would you have earned on your investment?
What is the total resistance of the load : The load across a 12-v battery consists of a series combination of three resistances are 15, 21, and 24 respectively. Draw the circuit diagram. What is the total resistance of the load?
Wilton''s market is an all-equity firm with a total market va : Wilton's Market is an all-equity firm with a total market value
What is the electric force on the electron among the plates : A man of 50.0 kg mass is in equilibrium among two parallel plates. The man is charged up to + 130. mC of charge. The plates are 1.75 meters apart. An electron initially at rest is accelerated among two parallel plates 2.000 cm apart. The area among t..
What is the firm cost of debt : A firm has a weighted average cost of capital of 10.295 percent and a cost of equity of 14.7 percent. The debt-equity ratio is 0.75. Tax rate is 32%. What is the firm's cost of debt?
Magnitude of the force of friction among the box and floor : Andy is moving a 12.7 lbf box on a wooden floor by pushing the box with 2.4 N of force forward and down at an angle 4.4o with respect to the floor. The box is moving with a constant speed of 0.3 m/s. What is the magnitude of the force of friction amo..
How many coulombs of positive charge : How many coulombs of positive charge are there in 4.00 kg of plutonium, given its atomic mass is 244 and that each plutonium atom has 94 protons?
What is the lowest resonant frequency of this string : A 220 cm length of string has a mass of 1.9 g. It is stretched with a tension of 7.1 N between fixed supports. What is the wave speed for this string? What is the lowest resonant frequency of this string?

Reviews

Write a Review

 

Physics Questions & Answers

  What is the direction of the electric field at that point

Each square centimeter of the surface of an infinite planesheet of paper has 2400000 excess electrons. Find the magnitude ofthe electric field at a point which is 4 cm from the surface of the sheet.

  Find the velocity of the water coming out of the hole

You have a cylindrical cup of water that springs a leak 5 cm below the surface of the water. What is the velocity of the water coming out of the hole

  Find out the magnitude of the electrical field

A long straight metal wire of radius r1= 3.30E-2 m is bounded by a metalic cylindrical shell of inner radius r2= 1.39 E-1 m and outer radius r3= 1.84E-1 m.

  A two-stage missile is fired vertically from rest with

a two-stage missile is fired vertically from rest with acceleration as shown in the graph. in 15 sec the first stage a

  What is the velocity magnitude and direction

a rock is thrown horizontally with a speed of 18 ms from a vertical cliff of height 27 m. what is the velocity

  How far does plane travel down the runway before lift-off

A Lufthansa Airbus A310 accelerates from rest to lift-off speed of76.08 m/s in 28.60 s. Each of the plane's two jet engines provides a forward force (thrust) of 109.00 kN. What is the mass of the plane?

  What was the takeoff speed for such a leap

A 60kg boy and a 45 kg girl use an elastic rope while engaged in a tug-of-war on a frictionless icy surface. If the acceleration of the girl toward the boy is 2.3 m/s2, find the magnitude of the acceleration of the boy toward the girl.

  Calculate the frictional force exerted on the block

A 5.40 kilogram block is set into motion up an inclined plane with an initial speed of v0 = 8.10 m/s. Calculate the frictional force exerted on the block

  What electric field strength is necessary to suspend drop

An oil drop carries one excess electron and weighs 9.2 10-15 N. What electric field strength is necessary to suspend drop so it is motionless.

  Find the final equilibrium temperature of the lead and water

A 184.0 g piece of lead is heated to 80.0oC and then dropped into a calorimeter containing 681.0 g of water that initally is at 18.0oC

  How far can spring be stretched from its unstrained position

A spring lies on a horizontal table, and the left end of the spring is attached to a wall. How far can the spring be stretched from its unstrained position

  What would be he initial angular acceleration of the beam

suppose a large crate of 300kg is hung from a uniform steel beam of mass 100kg and 2 meters in length. what would be he initial angular acceleration of the beam

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd