Physics
The force exerted by a magnet is an example of ________

Electrostatic force
Muscular force
Non-contact force
Contact force

ANSWER DOWNLOAD EXAMIANS APP

Physics
Railway tracks are banked on curves

necessary centrifugal force may be obtained from the horizontal component weight of the train
to avoid frictional force between the tracks and wheels
the train may not fly off in the opposite direction
necessary centripetal force may be obtained from the horizontal component of the weight of the train

ANSWER DOWNLOAD EXAMIANS APP