Electrical insulators have resistance which is

  • high
  • low
  • constant
  • all of them

Ammeter should be connected to measure current flow in the

  • series circuit
  • parallel circuit
  • open circuit
  • close circuit

The current which flows through each component of a series circuit is

  • same
  • different
  • greater
  • lesser

The open circuit is a circuit in which the flow of current is

  • broken
  • continuous
  • steady
  • fast

Electrical energy is a form of energy which involves the flow of electric

  • circuit
  • current
  • charges
  • cell

The main disadvantage of series circuit is that if flow of current breaks in one part the whole circuit may

  • break
  • split
  • fuse
  • demolish

A positive terminal and a negative terminal are present in a

  • cell
  • battery
  • circuit
  • bulb

If more resistors are added in a series circuit the resistance will be

  • increased
  • decreased
  • equal
  • constant

If a high current passes through someone, there will be an

  • electric circuit
  • electric current
  • electric energy
  • electric shock

The instrument which is used to measure electric current is called

  • ammeter
  • cell
  • battery
  • galvanometer

The resistor of a variable resistor can be changed hence it is called

  • ammeter
  • rheostat
  • fixed resistor
  • variable resistor

In a parallel circuit the resistance decreases with increase in number of

  • resistors
  • bulbs
  • circuit
  • battery

In alighted bulb there is a flow of electrons in

  • filament
  • socket
  • glass
  • holder

The path along which electric current flows is called

  • electric current
  • electrical charge
  • electric cell
  • electric circuit

A measuring capacity of an electrical component which resists or opposes the current flow is called

  • resistance
  • circuit
  • ammeter
  • current

The chemical reactions which take place inside a cell provides

  • heat
  • energy
  • product
  • resistor

The SI unit for electric current is

  • joule
  • watt
  • volt
  • ampere

Luigi Galvani discovered the effect of electricity on the legs of

  • lizard
  • frog
  • human
  • horse

The source of energy involves

  • electric cell
  • battery
  • switches
  • both a and b

A circuit which connects an electric source to its components, one after another to form a single loop is

  • series circuit
  • parallel circuit
  • open circuit
  • close circuit
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