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 Form 3 Electrostatics II Physics Questions and Answers

The table below shows the variation of the charge Q with time t when 500 micro Faraday capacitor was discharged through a resistor.
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a).Plot a graph of charge against time.
b).Determine the current flowing in the circuit at t= 30s. (Give your answer to 1 decimal place.).

 (10m 32s)
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Answer Text:
Current = #(delta Q)/(delta T)#
#I =( 170−60)/(12−42) = - 3.67# micro Amperes.


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