Q.1.
Electrical insulators have resistance which is
Q.2.
The main disadvantage of series circuit is that if flow of current breaks in one part the whole circuit may
Q.3.
Electrical energy is a form of energy which involves the flow of electric
Q.4.
The open circuit is a circuit in which the flow of current is
Q.5.
The current which flows through each component of a series circuit is
Q.6.
Ammeter should be connected to measure current flow in the
Q.7.
The path along which electric current flows is called
Q.8.
In a parallel circuit the resistance decreases with increase in number of
Q.9.
In alighted bulb there is a flow of electrons in
Q.10.
A measuring capacity of an electrical component which resists or opposes the current flow is called
Q.11.
The chemical reactions which take place inside a cell provides
Q.12.
The resistor of a variable resistor can be changed hence it is called
Q.13.
The instrument which is used to measure electric current is called
Q.14.
If a high current passes through someone, there will be an
Q.15.
If more resistors are added in a series circuit the resistance will be
Q.16.
A positive terminal and a negative terminal are present in a
Q.17.
A circuit which connects an electric source to its components, one after another to form a single loop is
Q.18.
To control electric current in a circuit, there is used a
Q.19.
The source of energy involves
Q.20.
Luigi Galvani discovered the effect of electricity on the legs of