Questions by varun

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A polythene piece rubbed with wool is found to have a negative charge

asked Mar 20, 2022 in 12th Physics

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Give three properties of electric charge.?

asked Mar 20, 2022 in 12th Physics

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The adjoining figure shows a negatively charged electroscope. If a positively charged rod touches the knob, the two leaves will

asked Mar 20, 2022 in 12th Physics

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A charged rod is brought near a negatively charged pith ball electroscope. What conclusion would you draw about the charge on the rod if pith ball moves away from the rod ?

asked Mar 20, 2022 in 12th Physics

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When a body induces charge on another body without touching

asked Mar 20, 2022 in 12th Physics

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Charging by conduction is possible in

asked Mar 20, 2022 in 12th Physics

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A charged metallic sphere can charge another uncharged sphere

asked Mar 20, 2022 in 12th Physics

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How many protons are there in

asked Mar 20, 2022 in 12th Physics

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How many protons are there in

asked Mar 20, 2022 in 12th Physics

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What is elementary unit of charge?

asked Mar 20, 2022 in 12th Physics

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What is SI unit of charge?

asked Mar 20, 2022 in 12th Physics

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True or false. Write reasons

asked Mar 20, 2022 in 12th Physics

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By how many ways we can charge a body?

asked Mar 20, 2022 in 12th Physics

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What is electrostatics?

asked Mar 20, 2022 in 12th Physics

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12th NCERT Chapter1 intro

asked Mar 20, 2022 in 12th Physics

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How can you charge a metal sphere positively without touching

asked Mar 20, 2022 in 12th Physics

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If 109 electrons move out of a body to another body every second, how much time is required to get a total charge of 1 C on the other

asked Mar 20, 2022 in 12th Physics

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How much positive and negative charge is there in a cup of

asked Mar 20, 2022 in 12th Physics

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Coulomb’s law for electrostatic force between two point charges and Newton’s law for gravitational force between two stationary point masses, both have inverse-square dependence on the distance between the charges and masses respectively. Compare the strength of these forces by determining the ratio of their magnitudes (a) for an

asked Mar 20, 2022 in 12th Physics

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Coulomb’s law for electrostatic force between two point charges and Newton’s law for gravitational force between two stationary point masses, both have inverse-square dependence on the distance between the charges and masses respectively. Estimate the accelerations of electron and proton due to the electrical force of their mutual attraction

asked Mar 20, 2022 in 12th Physics

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