wiz-icon
MyQuestionIcon
MyQuestionIcon
2
You visited us 2 times! Enjoying our articles? Unlock Full Access!
Question

A long vertical wire carrying a current of 1A in the upward direction is placed in a region where a horizontal magnetic field of 2.0×104T exists from south to north. Find the point where the resultant magnetic field is zero.

A
1.0mm, to the west of the wire
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
1.0 mm, to the East of the wire
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
2.0 mmm to the North of the wire
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
2.0 mm, to the South of the wire
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A 1.0mm, to the west of the wire
B=BHμ0i2πr=BH2×107×1r=2.0×104
r=103m west of the wire
= 1.0 mm west of the wire

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Magnetic Field Due to a Current Carrying Wire
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon