Q.1
Electrical insulators have resistance which is
  • high
  • low
  • constant
  • all of them
Q.2
The main disadvantage of series circuit is that if flow of current breaks in one part the whole circuit may
  • break
  • split
  • fuse
  • demolish
Q.3
Electrical energy is a form of energy which involves the flow of electric
  • circuit
  • current
  • charges
  • cell
Q.4
The open circuit is a circuit in which the flow of current is
  • broken
  • continuous
  • steady
  • fast
Q.5
The current which flows through each component of a series circuit is
  • same
  • different
  • greater
  • lesser
Q.6
Ammeter should be connected to measure current flow in the
  • series circuit
  • parallel circuit
  • open circuit
  • close circuit
Q.7
The path along which electric current flows is called
  • electric current
  • electrical charge
  • electric cell
  • electric circuit
Q.8
In a parallel circuit the resistance decreases with increase in number of
  • resistors
  • bulbs
  • circuit
  • battery
Q.9
In alighted bulb there is a flow of electrons in
  • filament
  • socket
  • glass
  • holder
Q.10
A measuring capacity of an electrical component which resists or opposes the current flow is called
  • resistance
  • circuit
  • ammeter
  • current
Q.11
The chemical reactions which take place inside a cell provides
  • heat
  • energy
  • product
  • resistor
Q.12
The resistor of a variable resistor can be changed hence it is called
  • ammeter
  • rheostat
  • fixed resistor
  • variable resistor
Q.13
The instrument which is used to measure electric current is called
  • ammeter
  • cell
  • battery
  • galvanometer
Q.14
If a high current passes through someone, there will be an
  • electric circuit
  • electric current
  • electric energy
  • electric shock
Q.15
If more resistors are added in a series circuit the resistance will be
  • increased
  • decreased
  • equal
  • constant
Q.16
A positive terminal and a negative terminal are present in a
  • cell
  • battery
  • circuit
  • bulb
Q.17
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
Q.18
To control electric current in a circuit, there is used a
  • resistor
  • insulator
  • conductor
  • wire
Q.19
The source of energy involves
  • electric cell
  • battery
  • switches
  • both a and b
Q.20
Luigi Galvani discovered the effect of electricity on the legs of
  • lizard
  • frog
  • human
  • horse
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