Physics Practice Test – Current Electricity and Electric Charges

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Physics Practice Test – Current Electricity and Electric Charges


Hello and Welcome to Physics Practice Tests - Current Electricity and Electric Charges

  1. You are to attempt 5 random objectives questions ONLY.
  2. Supply Your Full Name and Location in the text box below and begin immediately.
  3. You can attempt as many times as possible
1. 


A dry plastic comb used in combing hair was found to attract pieces of paper and dust. The most probable explanation for this phenomenon is that the comb has been given ______

A. magnetization by induction
B. electric charges by induction
C. electric charges by conduction
D. electric charges by friction

2. 



Determine the potential difference, V across the parallel resistors. 

A. 2.0 V     B. 2.3 V     C. 3.0 V     D. 9.7 V

3. 


Which of the following is not a consequence of hydrogen bubble covering the copper plate of a primary cell?

A. Polarization   
B. Local action    
C. Formation of hydrogen electrode    
D. Increase in the resistance of the cell

4. 


Which of the following components is used for storing electric charges?

A. Inductor     B. Resistor     C. Capacitor     D. Electrometer.

5. 


A positively charged glass rod is placed near the cap of a positively charged electroscope. The divergence of the leaf is observed to ________

A. decreases     B. increases     C. remain the same     D. increase and collapse immediately.


 



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