Which statement best defines a “fuel” in daily life A Substance making noise B Substance giving heat C Substance making
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Chapter 10: Energy, Environment, and Everyday Applications (Set-2)
Which feature best explains why solar energy is renewable A Sunlight keeps coming B Needs mining process C Forms in
Continue readingChapter 10: Energy, Environment, and Everyday Applications (Set-1)
Which statement best describes renewable energy sources A Refilled naturally B Formed very slowly C Limited in amount D Made
Continue readingChapter 9: Electricity and Magnetism (Set-5)
A wire carries 0.25 A for 4 minutes; how much charge passes through it A 15 C B 30 C
Continue readingChapter 9: Electricity and Magnetism (Set-4)
A current of 2 A flows for 5 s; how much charge passes through the wire A 2 coulomb B
Continue readingChapter 9: Electricity and Magnetism (Set-3)
When two unlike charges are brought close, what happens between them A They repel B They attract C They neutralize
Continue readingChapter 9: Electricity and Magnetism (Set-2)
Which unit is used to measure electric charge A Volt (V) B Coulomb (C) C Ampere (A) D Ohm (Ω)
Continue readingChapter 9: Electricity and Magnetism (Set-1)
When a plastic comb is rubbed on dry hair, what is produced on the comb A Electric current B Magnetic
Continue readingChapter 8: Gravitation and Pressure (Set-5)
A person in a lift feels heavier when the lift A Moves at constant speed B Accelerates downward C Stays
Continue readingChapter 8: Gravitation and Pressure (Set-4)
If gravity becomes slightly less, a person’s weight will A Increase slightly B Decrease slightly C Stay exactly same D
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