A straight current-carrying wire is kept exactly parallel to a uniform magnetic field

MATHEMATICS · Single correct · ISC · Mathematics · Physics · Magnetic Effects of Current and Magnetism

Problem

A straight current-carrying wire is kept exactly parallel to a uniform magnetic field. What is the magnitude of the magnetic force acting on the wire? (a) Maximum possible (b) Zero (c)

I L B

(d) Cannot be predicted without current value

Related theory

Trigonometric Ratios
Magnetic Forces
Trigonometric Functions
Force on a current-carrying conductor
Trigonometric ratios of specific angles
Magnetic force on a current-carrying conductor
Moving Charges and Magnetism
Introduction to Trigonometry

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