1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard XII
Physics
Conductors and Insulators
What is elect...
Question
What is electric current? Speed of electrons or number of electrons flowing through conductor?
Open in App
Solution
Suggest Corrections
0
Similar questions
Q.
(a) Define electric current. What is the SI unit of electric current.
(b) One coulomb of charge flows through any cross-section of a conductor in 1 second. What is the current flowing through the conductor?
(c) Which instrument is used to measure electric current? How should it be connected in a circuit?
(d) What is the conventional direction of the flow of electric current? How does it differ from the direction of flow electrons?
(e) A flash of lighting carries 10 C of charge which flows for 0.01 s. What is the current? If the voltage is 10 MV, what is the energy?
Q.
When a body is rubbed with another body a certain number of electrons are transferred. If the same number of electrons are allowed to flow through the cross-section of a conductor in
2
s
,
10
A
electric current can flow through it. Determine the number of electrons transferred.
Q.
A current of
5
A
flows through a conductor. Calculate the number of electrons flowing through the conductor in
2
s
.
[Take charge of electron as
1.6
×
10
−
19
Q.
A current of
4.8
A
is flowing in a conductor. The number of electrons passing per second through the conductor will be :
Q.
If one ampere of current flows through a conductor, then the number of electrons flowing across any cross-section of the conductor in 4 seconds is:
Charge on each electron is
1.6
×
10
−
19
C
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Conductors, Insulators and Methods of Charging
PHYSICS
Watch in App
Explore more
Conductors and Insulators
Standard XII Physics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Solve
Textbooks
Question Papers
Install app