What is the charge on the dust particle

Assignment Help Physics
Reference no: EM13676080

A small piece of dust of mass m = 1.4 µg travels during an electric air cleaner in which the electric field is 483 N/C. The electric force on the dust particle is equal to the weight of the particle.

1. What is the charge on the dust particle?

2.  If this charge is provided with an excess of electrons, how many electrons does that correspond to?

Reference no: EM13676080

Questions Cloud

The star has the same luminosity as sun : suppose a star is at a distance of 20 parsec from Earth. What is its apparent magnitude m? If the star has the same luminosity as Sun, what is its absolute magnitude M?
Assuming the moon orbits the earth in a circular pattern : Assuming the moon orbits the earth in a circular pattern, which completes a 2 pi rotation (circumference) in 29.5 days and the distance from the center of the earth to the center of the moon is 384,000 km, how far does the moon travel in its orbit in..
What techniques can be used to avoid intensifying : In what arenas or venues do you see ethnic diversity interfere with the Problem-Solving Process? What are the factors driving this tension and what techniques can be used to avoid intensifying the issue?
Two wires are parallel and one is directly above the other : Two wires are parallel, and one is directly above the other. Each has a length of 55.8 m and a mass per unit length of 0.0260 kg/m. But, the tension in wire A is14.6×102 N, while the tension in wire B is 2.31×102 N. Transverse wave pulses are generat..
What is the charge on the dust particle : A small piece of dust of mass m = 1.4 µg travels during an electric air cleaner in which the electric field is 483 N/C. The electric force on the dust particle is equal to the weight of the particle. What is the charge on the dust particle?
What is the length of the string : The mass of a string is 9.6×10-3 kg, and it is stretched so that the tension in it is 200 N. A transverse wave traveling on this string has a frequency of 170 Hz and a wavelength of 0.61 m. What is the length of the string?
A tuning fork with frequency : A tuning fork with frequency 540 Hz is dropped from a building of height 125 m by a musician. The musician can hear the fork sounding as it falls. What frequency does the musician hear right after three seconds?
Speed should the animal leave ground to reach that height : The best leaper in the animal kingdom is the puma, which can jump to a height of 3.7 m when leaving the ground at an angle of 45°. With what speed should the animal leave the ground to reach that height?
Find the magnitude of the displacement vector : A figure skater glides along a circular path of radius 2.51 m. If she coasts around one half of the circle, find the magnitude of the displacement vector.

Reviews

Write a Review

Physics Questions & Answers

  The coefficient of static friction between tires and road

A vessel whose walls are thermally insulated contains 2.5 {rm kg} of water and 0.6 {rm kg} of ice, all at a temperature of 0.0 ^circ {rm{C}}. The outlet of a tube leading from a boiler in which water is boiling at atmospheric pressure is inserted ..

  Calculate the average walking speed in normal times in

part a sand dunes in a desert move over time as sand is swept up the windward side to settle in the lee side. such as

  Thermal equilibrium with the surrounding water

What is the bubble's diameter just as it reaches the surface of the lake, where the water temperature is 20C? Suppose that the air bubble is always in thermal equilibrium with the surrounding water.

  What is the time required to complete three full revolutions

You hold a 23.5-kg car tire in your hand and, standing in place, rotate the tire in a horizontal circle of radius r = 1.10 m starting from rest. What is the time required to complete three full revolutions

  Find how close to the fixed charge does the particle get

A positive charge of 4.20 ?C is fixed in place. From a distance of 3.50 cm a particle of mass 6.20 g, How close to the fixed charge does the particle get before it comes to rest and starts traveling away

  Find the potential difference across each

The three capacitors C= 2.0E-6F in series are connected across a 30V battery. Find the potential difference across each

  How many radians does the smaller wheel turn

two gear wheels with radius of 25 cm an 60 cm have interlocking teach. How many radians does the smaller wheel turn

  Find the velocity and direction of the incoming ball

A ball moving at a speed of 3.0 m/s hits an identical stationary ball. what is the velocity and direction of the incoming ball after the collision

  Evaluate how high does she rise during this interval

A 39-kg girl is bouncing on a trampoline. During a certain interval after leaving the surface of the trampoline, How high does she rise during this interval

  Find the value of g

You do a physics lab experiment on another planet. A small block is released from rest at the top of a long frictionless ramp that is inclined at an angle of 36.9° above the horizontal, What is the value of g

  Obtain how far in front of the mirror is the object located

The image produced by a concave mirror is located 27 cm in front of the mirror. How far in front of the mirror is the object located

  How fast must the deuterium nuclei be going to touch

Fusion reactors attempt to utilize the same nuclear reaction that occurs within the sun. Two deuterium nuclei will combine together to form helium if they are close enough, How fast must the deuterium nuclei be going to touch

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