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Questions and Answers
What is the renumbered chapter number for 'Electric Current and its Effects' according to the CBSE Syllabus 2023-24?
What is the renumbered chapter number for 'Electric Current and its Effects' according to the CBSE Syllabus 2023-24?
- Chapter 10 (correct)
- Chapter 14
- Chapter 5
- Chapter 7
What experiences deflection only if there is an electric current flowing through the wire?
What experiences deflection only if there is an electric current flowing through the wire?
- Electromagnet
- Electric fuse
- Magnetic needle (correct)
- Electric bulb
What is the effect of electric current that is responsible for the operation of electric bulbs?
What is the effect of electric current that is responsible for the operation of electric bulbs?
- Magnetic effect
- Electromagnetic effect
- Lightning effect
- Heating effect (correct)
What is the device used to prevent damage to electrical appliances from overloading or short circuit?
What is the device used to prevent damage to electrical appliances from overloading or short circuit?
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What is the name of the device that becomes magnetic when an electric current is passed through it?
What is the name of the device that becomes magnetic when an electric current is passed through it?
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