All the electrical appliances like fans and socket are connected in parallel across the live and neutral wire in the household circuit?
  • True
  • false
what is true about earth magnetism?
  • Earth is a huge electromagnet
  • Angle of dip at poles is 0°
  • The angle between magnetic meridian and geographic meridian at a place is called angle of dip
  • None of these
In electric fittings in a house
  • the earth wire goes through the switch
  • no wire goes through the switch
  • the neutral wire goes through the switch
  • the live wire goes through the switch
A fuse is connected in series with the circuit it protects.
  • True
  • False
The magnetic field at the center of a current-carrying coil is perpendicular to the plane of the coil.
  • True
  • False
A motor is used to generate electricity from the mechanical motion of a coil.
  • True
  • False
A generator is used to generate electricity from the mechanical motion of a coil.
  • True
  • False
Maxwell’s right-hand thumb rule is used to find the direction of the magnetic field due to a straight current
  • True
  • False
The current through a short circuit is very high.
  • True
  • False
Which of the following describes the common domestic power supplied in India?
  • 220 V, 100 Hz
  • 220 V, 50 Hz
  • 110 V, 50 Hz
  • 110V, 100 Hz
A magnetic field line is used to find the direction of
  • south-north
  • a compass needle
  • a bar magnet
  • magnetic field
A battery provides an AC voltage.
  • True
  • False
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