Magnetism and Electromagnetism

A. magnetoes
B. energy meters
C. transformers
D. loud-speakers

A. 2 x 1(T2 N/m)
B. 2 x KT3 N/m
C. 2 x 10″5 N/m
D. 2x 1(T7 N/m)

A. cobalt
B. chromium
C. nickel
D. tungsten

A. slightly less than unity
B. equal to unity
C. slightly more than unity
D. equal to that ferromagnetic mate rials

A. electromotive force
B. magnetomotive force
C. conductance
D. permittivity

A. Tungsten
B. Aluminium
C. Copper
D. Nickel

A. ferromagnetic
B. paramagnetic
C. diamagnetic
D. bipolar

A. voltage
B. current
C. magnetic field
D. direction of force on the conductor

A. non-magnetic materials
B. ferro-magnetic materials
C. paramagnetic materials
D. ferri-magnetic materials

A. reluctivity
B. susceptibility
C. permittivity
D. conductance