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Physics Past Questions and Answers

Physics Questions

Question 3626:
WAEC 2011
The capacitance of a parallel-plate capacitor
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  • A Decreases when the seperation between the plate decreases
  • B Increases when the optential difference between the plates is increased
  • C Is greater without a dielectric material between the plates than with a dielectric
  • D Is greater with a dielectric between the plates than without a dielectric.
View Answer & Explanation
Question 3627:
WAEC 2011
When the pointed end of an uncharged optical pin is brought near the cap cf a positively charged electroscope, it is observed that the gold
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  • A Collapse slowly
  • B Vibrate
  • C Are not affected
  • D Diverge rapidly
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Question 3628:
WAEC 2011
Which of the following substances does not conduct electricity?
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  • A Graphite
  • B Glass
  • C Sulphuric acid
  • D Table salt solution
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Question 3629:
WAEC 2011
The unit of capacitance is
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  • A Farad
  • B Coulomb
  • C Henry
  • D Ohms
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Question 3630:
WAEC 2011
An ammeter with a full scale deflection of 10mA has an internal resistance 0.5\(\Omega\). calculate the resistance of the shunt required to adapt it to read up to 3A
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  • A 0.0167\(\Omega\)
  • B 0.0130\(\Omega\)
  • C 0.0250\(\Omega\)
  • D 0.1000\(\Omega\)
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