A jute string can be used to make a circuit wire. - False
Electric current can't pass through a sheet of thermocol. - True
Conventional current is opposite the flow of electrons. - True
There is only one path for current to flow in a parallel circuit. - False
An ammeter is used to measure current in circuit. - True
Adding more resistors to a series circuit increases the current. - False
The equivalent resistance of a circuit is lower when resistors are connected in parallel than when the same number of resistors is connected in series. - True
A fuse is an electrical component of circuit, used to protect an electrical appliance from damage if excess current passes through circuit. - True
In a circuit, the fuse should be connected to the earth wire. - False
The colour code for the neutral wire is brown. - False
Overloading a socket can result in overheating and lead to short-circuit that cause a fire. - True
Electricity is a form of energy that involves the flow of atoms. - False
Electrical energy is generated by separating electric charges. - True
Batteries and generators provide electric power to the electric circuit. - True
An electric charge may be either positive or negative. - True
Free electrons of an atom make current possible. - True
A potentiometer is a two-terminal variable resistor. - True
A free electron is a valence electron that has released away from its parent atom. - True
Resistance limits the flow of current. - True
An open circuit is one that has a closed current path. - False
A neutral atom is one with an equal number of protons and electrons. - True
When current flows through a circuit, the circuit is called open circuit. - False
When an electrochemical cell is out of charge than must be recharged before it can be used again. - True
An electrochemical cell can be a source of charge in a circuit. - True
The charge that flows through the circuit originates in the cell. - True
Charge becomes used up when it flows through a circuit. - True
The amount of charge which exits a light bulb is less than the amount that enters the light bulb. - True
Charge flows through circuits at very high speeds as equal to speed of light. - False
The electrical utility company supplies millions and millions of electrons to our homes everyday. - True
It is convenient to represent electric components by symbols. - True
A connecting wire is symbolized by a zig-zag line in the circuit diagram. - False
When an electric current flows through a wire, the wire gets heated. - True
The key or switch can be placed anywhere in the circuit. - True
The amount of heat produced in a wire depends on its material, length and thickness. - True
CFLs consume more electricity than ordinary bulbs. - False
For different requirements, the wire of different materials, different length and thicknesses are used. - True
A fuse is used to save energy in electrical circuits. - False
MCBs are the switches which automatically turn off when current in a circuit exceeds the safe limit. - True
When an electric current flows through a wire, it behaves like a magnet. - True
Carelessness in handling electricity and electric devices can cause severe injuries and sometimes even death. - True
Electric charge, which is a property of matter that causes objects to attract or repel each other. - True
Like charges repel each other, and unlike charges attract each other. - True
When glass is rubbed with silk, the glass becomes positively charged and the silk negatively charged. - True
Protons and electrons are the fundamental particles that carry electric charge. - True
Each proton carries one unit of positive charge, and each electron carries one unit of negative charge. - True
The law of conservation of charge says that electrical charge cannot be created or destroyed. - True
Most objects are electrically neutral, which means that they have the same amount of positive and negative charge. - True
