Physics
Grade-7
Easy
Question
An electric bulb gives us light due to the ___________ effect of electric current.
- Heating
- Magnetic
- Chemical
- All of the above
Hint:
Heating
The correct answer is: Heating
A bulb in an electric circuit glows due to the heating effect of current. When the electric current passes through it the filament of the bulb gets heated to a high temperature and its glowing.
Related Questions to study
Physics
DIRECTIONS: Based on the following diagram/picture, answer the questions given below: In the circuit diagram shown below, the bulb lights up when
DIRECTIONS: Based on the following diagram/picture, answer the questions given below: In the circuit diagram shown below, the bulb lights up when
PhysicsGrade-7
Physics
The heating element is not a part of which one of the following electrical appliances?
The heating element is not a part of which one of the following electrical appliances?
PhysicsGrade-7
Physics
Fuse wire is made up of alloys of
Fuse wire is made up of alloys of
PhysicsGrade-7
Physics
The filament of an electric bulb is made up of
The filament of an electric bulb is made up of
PhysicsGrade-7
Physics
DIRECTIONS: Match Column-I with Column-II and select the correct answer using the codes given below the columns.
DIRECTIONS: Match Column-I with Column-II and select the correct answer using the codes given below the columns.
PhysicsGrade-7
Physics
There is a coil of wire in an electric iron. This coil of wire is known as
There is a coil of wire in an electric iron. This coil of wire is known as
PhysicsGrade-7
Physics
A fuse is used in an electrical circuit to
A fuse is used in an electrical circuit to
PhysicsGrade-7
Physics
Coils of heating devices are made up of
Coils of heating devices are made up of
PhysicsGrade-7
Physics
The heating effect of electric current is used in
The heating effect of electric current is used in
PhysicsGrade-7
Physics
A fuse wire is made up of alloy
A fuse wire is made up of alloy
PhysicsGrade-7
Physics
How many bulbs are there in the given circuit diagram?
How many bulbs are there in the given circuit diagram?
PhysicsGrade-7
Physics
How many resisters are there in the given circuit diagram?
How many resisters are there in the given circuit diagram?
PhysicsGrade-7
Physics
Nichrome is used as a coil of heater because
Nichrome is used as a coil of heater because
PhysicsGrade-7
Physics
To make a battery of two cells
To make a battery of two cells
PhysicsGrade-7
Physics
Which one of the following devices is based on the heating effect of electric current?
Which one of the following devices is based on the heating effect of electric current?
PhysicsGrade-7
