Electricity: Magnetic and Heating Effects
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Simple Electric Circuits and Components
SubtopicSimple Electric Circuits and Components under Electricity: Magnetic and Heating Effects for Grade 5 CBSE.
Preview questions (no answers)
- 1.
Which of these components is a source of electric current?
A.Electric heater
B.Electric bulb
C.Electric cell
D.Electric bell
- 2.
What happens to the wire of an electric fuse when current exceeds its limit?
A.It becomes a magnet
B.It gets stronger
C.It melts and breaks the circuit
D.It glows like a bulb
- 3.
Why is tungsten used to make the filament of a bulb?
A.It is a very cheap metal
B.It has a very high melting point
C.It is an insulator
D.It is very soft
Download the worksheet for Electricity: Magnetic and Heating Effects - Simple Electric Circuits and Components to practice offline. It includes additional chapter-level practice questions.
Heating Effect of Electric Current
SubtopicHeating Effect of Electric Current under Electricity: Magnetic and Heating Effects for Grade 5 CBSE.
Preview questions (no answers)
- 1.
What happens when an electric current flows through a conductor?
A.It always produces a sound
B.It always produces some amount of heat
C.It always turns into a liquid
D.It always disappears
- 2.
An electric geyser is used for:
A.Heating water
B.Cooling air
C.Making juice
D.Lighting a room
- 3.
Which of these factors does NOT affect the amount of heat produced in a wire?
A.The material of the wire
B.The length of the wire
C.The amount of current
D.The color of the wire's insulation
Download the worksheet for Electricity: Magnetic and Heating Effects - Heating Effect of Electric Current to practice offline. It includes additional chapter-level practice questions.
Magnetic Effect of Electric Current (Electromagnets)
SubtopicMagnetic Effect of Electric Current (Electromagnets) under Electricity: Magnetic and Heating Effects for Grade 5 CBSE.
Preview questions (no answers)
- 1.
Which of these scientists' observations led to the development of electromagnets?
A.Observing that magnets attract wood
B.Observing that a current-carrying wire affects a compass
C.Observing that heat produces electricity
D.Observing that light travels in straight lines
- 2.
Which material is used in an electric bell's armature because it loses magnetism quickly when the current stops?
A.Soft iron
B.Hard steel
C.Plastic
D.Copper
- 3.
Loudspeakers use electromagnets to create sound by:
A.Heating the air
B.Moving a cone back and forth rapidly
C.Creating light flashes
D.Using chemical reactions
Download the worksheet for Electricity: Magnetic and Heating Effects - Magnetic Effect of Electric Current (Electromagnets) to practice offline. It includes additional chapter-level practice questions.
Electric Safety and Fuses
SubtopicElectric Safety and Fuses under Electricity: Magnetic and Heating Effects for Grade 5 CBSE.
Preview questions (no answers)
- 1.
If you bring a magnet near a current-carrying wire, it will experience a force. This shows current has a:
A.Heating effect
B.Magnetic effect
C.Chemical effect
D.Color effect
- 2.
Which of these is a source of direct current often used in small electronic toys?
A.Generator
B.Power Plant
C.Electric Cell
D.Transformer
- 3.
What is the effect of electric current that makes an electric toaster work?
A.Magnetic Effect
B.Cooling Effect
C.Heating Effect
D.Sound Effect
Download the worksheet for Electricity: Magnetic and Heating Effects - Electric Safety and Fuses to practice offline. It includes additional chapter-level practice questions.