railway RRB JE (CBT I + CBT II) Mock Test 2024 Physics Moving Charges and Magnetism Magnetic Force on a Current-Carrying Wire
Magnetic force on a conductor of length 'L' and carrying a current 'I' kept in an external magnetic field 'B' is equal to?
1
BIL
2
B2I/ L
3
I2L/B
4
IL2/B