wiz-icon
MyQuestionIcon
MyQuestionIcon
8
You visited us 8 times! Enjoying our articles? Unlock Full Access!
Question

In the circuit shown, the reading of ammeter is 2 A. The ammeter has negligible resistance. The value of R equals


A
2 Ω
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
4 Ω
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
6 Ω
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
8 Ω
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C 6 Ω
R,2R and 3R are in parallel.
Let equivalent resistance of R,2R and 3R be R.
R=6R11
Rtotal=5R11+R=5R11+6R11=R

Since I=VRtotal
2=12R
R=6 Ω
Hence, the correct answer is (C).

flag
Suggest Corrections
thumbs-up
2
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Series and Parallel Combination of Resistors
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon