1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard XII
Physics
Ohm's Law in Scalar Form
Two resistanc...
Question
Two resistance r1 and r2 (r1< r2) are joined in parallel. The equivalent resistance R is such that 1 R > r1 + r2 2 R > √r1 +√r2 3 r1 < R < r2 4 R < r1
Open in App
Solution
Suggest Corrections
25
Similar questions
Q.
Two resistors of resistance
R
1
and
R
2
having
R
1
>
R
2
are connected in parallel. For equivalent resistance R, the correct statement is:
Q.
The emf (V) and internal resistance (
r
) of a single battery which is equivalent to a parallel combination of two batteries of emf's
V
1
and
V
2
and internal resistance
r
1
and
r
2
, respectively, with polarities as shown in the figure are given by
V
1
r
2
−
V
2
r
1
r
1
+
r
2
,
r
1
r
2
r
1
+
r
2
.
Q.
Two cells of same emf are in series with an external resistance R. The internal resistance
r
1
>
r
2
. The p.d
across the
1
s
t
cell is found to be zero the value of R is
Q.
The equivalent resistance R of three resistors
R
1
,
R
2
and
R
3
joined in parallel is
Q.
Two resistances
R
1
and
R
2
provide series to parallel equivalents as
n
1
. Then the correct relationship is
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
Ohm's Law in Scalar Form
PHYSICS
Watch in App
Explore more
Ohm's Law in Scalar Form
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
AI Tutor
Textbooks
Question Papers
Install app