PHY 102 To subscribe to UndilutedNG.com, kindly scroll down to subscribe with your Email (Make sure you verify your email after you subscribe)🖤💚🤍 /15 1 votes, 4 avg 386 Created on August 20, 2021 PHY 102 NOTE:KINDLY STUDY TO UNDERSTANDTHE QUIZ IS MEANT FOR REVISION PURPOSE ONLY! 1 / 15 1. When the dielectric is homogeneous, the potential gradient is a) uniform b) non-uniform c) Zero d) Any of the above 2 / 15 2. If the ree 10uF capacitors are connected in parallel , the-net capacitance is a) 20 uF b) 30 uF c) 40 uF d) 50 uF 3 / 15 3. The capacity of capacitor bank used in power factor correction is expressed in terms of a) kW b) kVA c) kVAR d) Volts 4 / 15 4. An electrolytic capacitor can be used for a) D.C.only b) AC.only c) both D.C. as well as A.C. d) None of the above 5 / 15 5. Electric field intensity is a quantity a) scalar b) vector c) both (a) and (b) d) None of the above 6 / 15 6. The value of dielectric constant for vacuum is taken as a) Air b) Paper c) Mica d) Electrolytic 7 / 15 7. The dissipation factor of a good dielectric is of the order of a) 0.0002 b) 0.002 c) 0.02 d) 0.2 8 / 15 8. A condenser suitable for D.C. only is a) metallic plate variable gang condenser b) metallic paper capacitor c) oil impregnated paper condenser d) poled aluminum electrolytic condenser 9 / 15 9. Two plates ofa parallel plate capacitor after being charged from a constant voltage source are separated apart by means of insulated handles,then the a) Voltage across the plates increases b) voltage across the plates decreases c) charge on the capacitor decreases d) charge on the capacitor increases 10 / 15 10. Which of the following statements is correct? 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 10pF 11 / 15 11. The force between two charges is 120N. If the distance between the charges is doubled,theforce will be a) 60N b) 30N c) 40N d) 15N 12 / 15 12. Paper capacitors usually have a tolerance of a) ±5% b) ±10% c) ±15% d) ±20% 13 / 15 13. The electric field intensity at a point situated 4 meters from a point charge is 200N/C.If the distance is reduced to 2 meters,the field intensity will be a) 400 N/C b) 600 N/C c) 800 N/C d) 1200 N/C 14 / 15 14. Voltage applied across a ceramic dielectric produces an electrolytic field 100times greater than air.What will be the value of dielectric constant? a) 50 b) 100 c) 150 d) 200 15 / 15 15. A capacitance of 100fiF is connected in series with a resistance of 8000£2. The time constant of the circuit is a) 0.2 s b) 0.4 s c) 0.6 s d) 0.8 s Your score is LinkedIn Facebook Twitter VKontakte 0% Restart quiz Please rate this quiz Send feedback