Saturday 22 June 2013

State the rule to determine the direction of a (i) magnetic field produced around a straight conductor-carrying current

Q. No 15:  State the rule to determine the direction of a (i) magnetic field produced around a straight conductor-carrying current, (ii) force experienced by a current-carrying straight conductor placed in a magnetic field which is perpendicular to it, and (iii) current induced in a coil due to its rotation in a magnetic field.
Ans: (i) Right hand thumb rule
(ii) Fleming’s left hand rule

(iii) Fleming’s right hand rule 

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