Electrostatics

A. Coulomb’s square law
B. Gauss’s law
C. Maxwell’s first law
D. Maxwell’s second law

A. Voltage across the plates increases
B. voltage across the plates decreases
C. charge on the capacitor decreases
D. charge on the capacitor increases

A. 50
B. 100
C. 150
D. 200

A. Air capacitors have a black band to indicate the outside foil
B. Electrolytic capacitor must be connected in the correct polarity
C. Ceramic capacitors must be connected in the correct polarity
D. Mica capacitors are available in capacitance value of 1 to 10 pF

A. varying voltage produces the charging and dicharging currents
B. of high peak value
C. charging current can flow
D. discharge current can flow

A. resistor
B. insulator
C. good conductor
D. semi conductor

A. distance between plates
B. area of plates
C. thickness of plates
D. all of the above

A. volts/coulomb
B. coulombs/volt
C. ohms
D. henry/Wb

A. 20 uF
B. 30 uE
C. 40 uF
D. 50 uF

A. D.C. only
B. AC. only
C. both D.C. as well as A.C.