Magnetic effect of current Worksheet-1
A. mass B. speed C. velocity D. momentum
A. is zero
B. decreases as we move towards its end
C. increases as we move to wards its endRead More...
Magnetic effect of current Worksheet-2
A. in the plane of the wire
B. perpendicular to the plane of the wire
C. at 45° to the plane of the wire
D. at 60° to the plane of the wire.
A. an electric charge moving perpendicular to its direction
B. an unmagnetised iron bar
C. a stationary electric chargeRead More...
Magnetic effect of current Worksheet-3
A. it will not work if current is less than 8 A
B. it has a resistance of 8 ohm
C. it will work only if current is 8 A
D. it will burn if current exceeds 8 A.
A. live is red, neutral is black and earth is green
B. live is red, neutral is green and earth is blackRead More...