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Electromagnetism
Page 6
Questions (3,774)
Mrs. Hankinson made the following electromagnet. What is the most likely explanation for the failed experiment?
a The metallic
1 answer
asked by
social studies
105 views
How does the Coulomb force affect charge interactions?(1 point)
Responses Like and opposite charges repel. Like charges attract,
2 answers
asked anonymously
236 views
How could you increase the strength of your electromagnet? (Select all that apply)
a Decrease the current flowing through the
1 answer
asked by
social studies
68 views
What determines the direction of magnetic force acting on a moving charge? When is the magnitude of the magnetic force zero?
1 answer
asked by
oyebodegoldencity
68 views
Calculate the wavelength of light emitted when each of the following transactions occur in the hydrogen atom.what type of
1 answer
asked by
Bedieto Chiimbwe
124 views
You start with the electromagnet pictured. Name three ways you can increase the strength of this electromagnet.
1 answer
asked by
ok
91 views
Use the table of information about for electromagnets to answer the question
1 answer
asked by
Jo
59 views
An electron is accelerated by a 6.4 kV potential difference. The charge on an electron is 1.60218 × 10^−19 C and its mass is
4 answers
asked by
cr
904 views
Use the table of information about four electromagnets to answer the question.
Electromagnet Current Intensity Number of Turns in
10 answers
asked by
Lilly
504 views
Nobel laureate Richard Feynman (1918-1988) once said that if two persons stood at arm's length from each other and each person
3 answers
asked by
suhani
2,423 views
An electromagnet is the most powerful type of magnet there is. It is a magnet with a current running through it that can be
6 answers
asked by
boiiiii
933 views
A circular loop of wire with radius 0.100 m and resistance R = 5.00 Ω. The loop is placed in a magnetic field of strength B =
5 answers
asked by
Anon
1,404 views
A student holds two positively charged balloons near each other. She claims that magnetic forces exist between the balloons.
3 answers
asked by
Anonymous ;)
252 views
A point charge of 1.8 uC is at the center of a Gaussian cube 55 cm on edge. What is the net electric flux through the surface?
I
4 answers
asked by
Scott
8,451 views
A rectangular coil 30cm long and 20cm wide has 250 turns. It rotates at the uniform rate of 3000 rev/minute about an axis
2 answers
asked anonymously
65 views
The force of repulsion between two like-charged particles will INCREASE if
* 1 point Captionless Image the strength of the charge
1 answer
asked by
Help The ELA Kid📃✏️😔
146 views
What happens if two small positively charged particles of equal strength are placed close to each other?
* 1 point Captionless
3 answers
asked by
Help The ELA Kid📃✏️😔
149 views
Which of these is NOT true about electromagnets?
* they are permanent increasing the number of coils makes them stronger they
1 answer
asked by
Help The ELA Kid📃✏️😔
61 views
Your class is designing electromagnets. Available materials include: various batteries, different sizes of iron nails, and a
2 answers
asked by
Help The ELA Kid📃✏️😔
116 views
While experimenting with electromagnets, students oriented two like you see in the diagram here. Predict what will happen and
3 answers
asked by
Help The ELA Kid📃✏️😔
123 views
A magnetic field is created by a charged particle that is
* 1 point balanced. motionless. moving. unbalanced.
1 answer
asked by
Help The ELA Kid📃✏️😔
62 views
Magnetism is a
* force. power. form of electricity. type of mass.
3 answers
asked by
Help The ELA Kid📃✏️😔
69 views
What is magnetism
1 answer
asked by
Fuad Faji
73 views
The greater the work function for a metal,
Question 14 options: A) the greater the speed of the ejected electron B) the smaller
1 answer
asked by
oyebodegoldencity
99 views
(a) An electron starts at rest and accelerates through an electric field established by a set of parallel plates with a
1 answer
asked by
oyebodegoldencity
101 views
Which of these would be LEAST useful if one is attempting to create a electromagnet?
A: distilled water B: battery C: coil of
1 answer
asked by
physics
47 views
How could you increase the strength of an electromagnet? (Select all that apply)
a Increase the number of coils b Increase the
1 answer
asked by
kali
89 views
How can you strengthen an electromagnet? **Choose all that apply.**
a decrease the number of wire coils b increase the number of
1 answer
asked by
kali
128 views
Magnetic fields run from ______________________ to ______________________.
a south, north b east, west c north, south d west,
1 answer
asked by
kali
98 views
Which property is unique to electromagnetic waves?
2 answers
asked by
Nat
194 views
A coulomb is a measure of----whereas an ampere is a measure of----. quanity and a measure of rate?
4 answers
asked by
Linda Emory
112 views
Electromagnetic induction occures when--- HOW?
4 answers
asked by
Linda Emory
68 views
When two charged particles are moving toward each other their velocities decrease until they eventually come to a stop. What
1 answer
asked by
Nancy Haymes
190 views
What happens when you rub an ebonite stick with a wool cloth?
7 answers
asked by
Linda Emory
107 views
Hal makes an electromagnet with a 9-volt battery, wire, and a steel rod. What is the function of electric current in his
4 answers
asked by
Hlo
294 views
The force of repulsion between two like-charged particles will INCREASE if...
the strength of the charge on both the particles is
6 answers
asked by
bobby brown
176 views
Description of electromagnetic:
Example of electromagnets: Use of electromagnets in everyday life.
1 answer
asked by
1235
70 views
Which of the following directly affects the strength of an electromagnet?
a- Length of core, type of force b- Type of force,
3 answers
asked by
6
102 views
How does increasing the distance between charged objects affect the electric force between them?
a- The electric force increases
1 answer
asked by
6
101 views
Which of the following directly affects the strength of an electromagnet?
a Length of core, type of force b Number of coils,
1 answer
asked by
shoto
167 views
Maria makes an electromagnet shown in the figure below. The battery has a voltage of 6.0V, and she uses an iron nail. Which of
3 answers
asked by
fr
186 views
Using Coulomb's Law, if the distance between two charged objects is decreased, what happens to the electric force between them?
a
1 answer
asked by
fr
146 views
Match the scenario to the type of interaction between the particles.
Column A 1. Two positive charges are place close together:
3 answers
asked by
re
173 views
Use the table of information about four electromagnets to answer the question.
Electromagnet Current Intensity Number of Turns in
1 answer
asked by
o9y7gogy
207 views
Which of the following factors would decrease the magnetic field strength of an electromagnet?
A). Increasing the current or
1 answer
asked by
Bruh :((
157 views
which statement about electromagnets is correct
A north pole in the south pole attract each other two north poles attract each
10 answers
asked by
shoto
187 views
Robin has an iron rod around which she wraps copper wire. She places the device on a table near a compass. What will happen to
1 answer
asked by
Ken
99 views
The picture shows an electromagnet and two paper clips that are the same size and are made of the same materials.
Which is the
4 answers
asked by
Ken
206 views
Brian made an electromagnet in his science class. He spread out several paper clips, all made of the same material and the same
11 answers
asked by
Ken
117 views
A student wishes to make the magnetic force exerted by the electromagnet shown below greater.
Which procedure step could the
4 answers
asked by
Ken
125 views
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