Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Physics
Physics
Problem
Identify the correct expression for the current
I
1
I_1
I
1
through resistor
R
1
R_1
R
1
when resistors
R
1
R_1
R
1
and
R
2
R_2
R
2
are connected in parallel and the total current supplied is
I
t
I_{\text{t}}
I
t
. a)
I
t
R
1
R
1
+
R
2
I_{\text{t}}\dfrac{R_1}{R_1+R_2}
I
t
R
1
+
R
2
R
1
b)
I
t
R
1
R
2
(
R
1
+
R
2
)
2
I_{\text{t}}\dfrac{R_1R_2}{(R_1+R_2)^2}
I
t
(
R
1
+
R
2
)
2
R
1
R
2
c)
I
t
R
2
R
1
+
R
2
I_{\text{t}}\dfrac{R_2}{R_1+R_2}
I
t
R
1
+
R
2
R
2
d)
I
t
R
2
R
1
I_{\text{t}}\dfrac{R_2}{R_1}
I
t
R
1
R
2
Browse the problem library