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Electricity
Page 4
Questions (1,596)
What must an object gain or lose to become electrically charged?
a nucleus b electrons c neutrons d protons
1 answer
asked by
T
63 views
Electricity that is made by the energy of falling water defines _____.
isolated chemical inexhaustible geothermal
1 answer
asked anonymously
65 views
Choose the measurement that corresponds to each unit.
Units of voltage / Units of current / Units of resistance amps volts ohms
1 answer
asked by
ok
81 views
What would be able to be done if you could control electricity
1 answer
asked by
Beanieboi
91 views
which of the following situations would be mist similar to an electrical current passing through a metal wire in a closed
5 answers
asked by
Anonymous
2,059 views
A bulb draw a current of three amperes from a 30 volt battery calculate the resistance that the bulb affers to the flow of
1 answer
asked by
Nhlanhla
131 views
The resistance in a circuit is half what is happening to the voltage the voltage is increased by the factor of four the voltage
4 answers
asked by
...
109 views
In order to transport electricity over long distances efficiently requires high voltages. The device that uses electromagnetism
1 answer
asked by
cal
84 views
In a PARALLEL circuit with a 9V battery and two bulbs - what would the potential difference across each bulb be?
1 answer
asked by
asjdhwuei
59 views
what makes it hard for current to flow?
1 answer
asked by
asjdhwuei
47 views
Each step in the generation, transmission and distribution of electricity requires the use of what physics concept?
A: electrical
1 answer
asked by
physics
65 views
POWER is expressed in----. watts?
6 answers
asked by
Linda Emory
72 views
The television set in your livingroom runs on ----current.. alternating current?
4 answers
asked by
Linda Emory
64 views
Three bulbs connected in series:
1. are the same brightness as one bulb 2. are brighter than one bulb 3. are dimmer than one bulb
3 answers
asked by
asjdhwuei
142 views
Calculate the resistance in a circuite in which a 9-volt battery produces 3 amperes. What is the ohms?
10 answers
asked by
Linda Emory
112 views
Three bulbs connected in series:
1 answer
asked by
asjdhwuei
55 views
For components in parallel the potential difference is...
1 answer
asked by
asjdhwuei
84 views
Which of the following best describes an electric circuit that powers a load? (1 point)
Electric current flows from an energy
1 answer
asked by
Hlo
177 views
What defines the resistance of an electric circuit?
1 answer
asked anonymously
65 views
In a parallel circuit with three lights on it, one light breaks. What happens to the intensity of the other two lights?
a- they
1 answer
asked by
6
113 views
Which of the following statements regarding electric insulators is correct?
a- Electric insulators are good heat conductors. b-
1 answer
asked by
6
161 views
In a copper wire, the flow of current is made up of which of the following?
a- neutrons b- electrons c- ions d- protons
3 answers
asked by
6
81 views
In a copper wire, the flow of current is made up of which of the following?
a neutrons b protons c ions d electrons
3 answers
asked by
shoto
135 views
In a parallel circuit with three lights on it, one light breaks. What happens to the intensity of the other two lights?
a they
1 answer
asked by
shoto
121 views
Which of the following statements regarding electric insulators is correct?
a Electric insulators have high tensile strength. b
1 answer
asked by
shoto
123 views
Match the property to its unit
Column A 1. Current: Current 2. Resistance: Resistance 3. Voltage: Voltage Column B a.Ampere
1 answer
asked by
re
74 views
Match the vocabulary word to its definition.
Column A 1. electric force: electric force 2. electric charge: electric charge 3.
1 answer
asked by
e
90 views
How does the distance between charged objects affect electric force between them?
1 answer
asked by
It’s me
96 views
How does the magnitude of the electrical charge on objects affect the electric force between them?
1 answer
asked anonymously
141 views
What must an object gain or lose to become electrically charged?
Responses protons electrons neutrons nucleus
1 answer
asked by
Ken
79 views
In an electric circuit, which of these is the load?(1 point)
Responses on-off switch on-off switch battery battery fan fan wiring
3 answers
asked by
A
115 views
Observing a set of pith balls with positive charges, how does the distance between the pith balls affect the electric electrical
1 answer
asked by
Hlo
94 views
A flashlight has four 1.5-volt batteries. The bulb has a resistance of 2.4 ohms. What is the amperage of the circuit?
V=IR (1
3 answers
asked by
analogy
114 views
Which analogy best describes amperage?(1 point)
Responses pressure of water moving through a pipe pressure of water moving
4 answers
asked by
kali
191 views
Use the sliding scale on the battery to change the voltage.
How does changing the voltage influence the magnetic field? a
3 answers
asked by
social studies
144 views
What must an object gain or lose to become electrically charged?
Responses nucleus nucleus protons protons electrons electrons
1 answer
asked by
Anonymous ;)
107 views
When combing one's hair, the comb becomes positively charged. What happens to the hair being combed?
Responses It becomes
4 answers
asked by
Anonymous ;)
216 views
What happens when a negative charge and a positive charge are brought near one another?
a They attract to each other b They do
1 answer
asked by
A
62 views
What is the relationship between line voltage and phase voltage in a star connected system
1 answer
asked by
Gift
54 views
an electronic circuit needs a potential difference of 3.6V across a resistor when a current of 0.03A is in it. Would the voltage
3 answers
asked by
natasha
325 views
A metallic sphere initially has a net charge of +4.0 nC. A negatively-charged rod initially has a net charge
of –6.0 nC. When
4 answers
asked by
Ella
3,199 views
___________________ ___________________ is generated by the flow of negatively charged particles in a ___________________ called
6 answers
asked by
:)
362 views
which of the following would act as the best insulator of electric current?
a. water b. a tree c. a copper wire d. an automobile
4 answers
asked by
belk
1,419 views
Find the bill for a month in which 2430 killowatt hours of electricity is used.?
2 answers
asked by
Joseph
225 views
The electrical resistance of wire varies inversely as the square root of the radius. If the resistance is 200 when the radius is
1 answer
asked by
Abdulganiyu
101 views
How many electrons should be removed from the van de graaff generator so that its electric charge reaches 1.6 uC?
3 answers
asked by
Lyn
1,207 views
Harper had always been a curious child, wanting to know how things operated and what made them run. While watching her father
10 answers
asked anonymously
157 views
Each heating element has a resistance of 5 Ω. The current passing through each element is 0.4.
Calculate the total resistance of
2 answers
asked by
Jen
719 views
The formula for the total resistance RT (in ohms) of a parallel circuit is given by
rt= 1 / ((1/r1)+(1/r2)+(1/r3)) where R1, R2,
5 answers
asked by
Anonymous
2,213 views
A charge of 28.0 is placed in a uniform electric field that is directed vertically upward and that has a magnitude of 4.00×104
7 answers
asked by
Sally
1,349 views
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