An earthed metal P is placed directly above the plate of a charged electroscope as shown.

      

An earthed metal P is placed directly above the plate of a charged electroscope as shown.
pic26920191231.png
State and explain what is observed when:
i) P is slid slowly sideways.
ii) P remains fixed in its position but a slab of paraffin was is slid slowly between the plates.

  

Answers


sharon
i) Divergence increases capacitance decreases in area of overlap.
ii) Paraffin wax acts as a dielectric this increases the capacitance,hence V decreases and therefore falls.
sharon kalunda answered the question on September 26, 2019 at 09:35


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