Electrician 1st Sem – NSQF – Module 5 – Magnetism and Capacitors MOCK TEST June 13, 2026June 19, 2025 by admin TRANSLATE THIS QUIZ IN YOUR LANGUAGE इस प्रश्नोत्तरी का अपनी भाषा में अनुवाद करें [google-translator] <<12345678910111213141516171819202122232425262728293031323334353637>> 0% Question 1 of 37 1. How the value of capacitance can be decreased? Using high dielectric constant material Increasing the resistance of the plates Increasing the plate area Increasing the distance between the platesRate this question: Loading... Question 1 of 37Question 2 of 37 2. Which rule is applied to find the direction of magnetic fields in a solenoid coil? Cork screw rule Flemings left hand rule Right hand palm rule Flemings right hand ruleRate this question: Loading... Question 2 of 37Question 3 of 37 3. What is the total inductance if 3 inductors (L1, L2 and L3) are connected in series?LT = 1÷L1 + 1÷L2 + 1÷L3LT = 1÷L1 + L2 + L3LT = L1 + L2 + L3LT = L1 x L2 x L3Rate this question: Loading... Question 3 of 37Question 4 of 37 4. Which type of capacitors are used in RF coupling circuit? Metalized poly propylene Tantalum Electrolytic MonolithicRate this question: Loading... Question 4 of 37Question 5 of 37 5. What indicates the shape of a BH curve (Hysteresis loop) of material? Reluctance of the material Field intensity of the substance Magnetic properties of the material Pulling power of the magnetic materialRate this question: Loading... Question 5 of 37Question 6 of 37 6. What will be the change in value of capacitance if the distance of the plates are decreased in the capacitor? Decreases Becomes zero Increases Remains sameRate this question: Loading... Question 6 of 37Question 7 of 37 7. Which is the correct expression of capacitance 'C' if the electric charge is 'Q' and the voltage is 'V'? C = V÷QC = Q÷V C = QV C = 1÷QVRate this question: Loading... Question 7 of 37Question 8 of 37 8. Which type of capacitor is used for space electronics? Ceramic disc type Plastic film type Electrolytic-Tantalum type Electrolytic-Aluminium typeRate this question: Loading... Question 8 of 37Question 9 of 37 9. Which electrical quantity is directly proportional to the eddy current? Voltage Current Frequency ResistanceRate this question: Loading... Question 9 of 37Question 10 of 37 10. Which factor is determining the value of capacitance in capacitor? Area of the plates Material of the plates Thickness of the plates Shape of the platesRate this question: Loading... Question 10 of 37Question 11 of 37 11. Which is the diamagnetic substance? Steel Platinum Water AirRate this question: Loading... Question 11 of 37Question 12 of 37 12. What is the similar term in magnetic circuit for "conductance" in electrical circuit? Reluctivity Permeance Reluctance PermeabilityRate this question: Loading... Question 12 of 37Question 13 of 37 13. What is the effect of the electrolytic capacitor, if open circuit fault occurs? It will function normally It will burst at once It will not function It will become leakyRate this question: Loading... Question 13 of 37Question 14 of 37 14. Which is the diamagnetic substance? Platinum Wood Manganese NickelRate this question: Loading... Question 14 of 37Question 15 of 37 15. Which factor affects the polarity of the electromagnet? Strength of current Strength of the magnetic field Length of the coil Direction of currentRate this question: Loading... Question 15 of 37Question 16 of 37 16. What is the unit of Magneto Motive Force (MMF)? Ampere / turnsAmpere / M² Ampere - M Ampere - turnsRate this question: Loading... Question 16 of 37Question 17 of 37 17. Calculate the total capacitance value in the circuit. 6 μF 70 μF 0.16 μF 30 μFRate this question: Loading... Question 17 of 37Question 18 of 37 18. Which defines the flux density is always lagging behind the magnetising force? Residual magnetism Hysteresis Magnetic intensity Magnetic inductionRate this question: Loading... Question 18 of 37Question 19 of 37 19. In which device the air capacitors are used? Oscillator Loudspeaker Radio receiver TV tunerRate this question: Loading... Question 19 of 37Question 20 of 37 20. What is the capacitance value of a capacitor that requires 0.5 coulomb to charge to 35 volt? 0.25 F 0.014 F 0.14 F 0.025 FRate this question: Loading... Question 20 of 37Question 21 of 37 21. Which is the cause for changing the permeability? Flux density Length Magneto motive force Field intensityRate this question: Loading... Question 21 of 37Question 22 of 37 22. What precaution to be taken before connecting the different voltage rating capacitors in series? All the capacitors must be same manufacturer Break down voltage of each capacitor must be same Total capacitors value must be less than the lowest value of capacitor Each capacitors voltage drop must be less than its voltage ratingRate this question: Loading... Question 22 of 37Question 23 of 37 23. What is the effect on surrounding metal placed in a magnetic field? Hysteresis Dielectric stress Eddy current Skin effectRate this question: Loading... Question 23 of 37Question 24 of 37 24. What is the unit of capacitance? Mho Farad Henry CoulombRate this question: Loading... Question 24 of 37Question 25 of 37 25. How can you increase the pulling strength of an electromagnet? Increase the B-H curve of the material Reduce the current in the coil Reduce the number of turns in the coil Increase the field intensityRate this question: Loading... Question 25 of 37Question 26 of 37 26. Which method of magnetization is used to make commercial purpose permanent magnets? Divided touch method Double touch method Single touch method Induction methodRate this question: Loading... Question 26 of 37Question 27 of 37 27. What is the function of dielectric insulator in capacitor? Increases the strength of capacitance Helps to hold the charge in capacitor for long period Protects from short circuit between the plates Prevents any current flow between platesRate this question: Loading... Question 27 of 37Question 28 of 37 28. What is the effect of inductance if the distance between the turns increases? Increases Decreases Remains same Becomes zeroRate this question: Loading... Question 28 of 37Question 29 of 37 29. Which material is the paramagnetic substance? Copper Bismuth Cleat wiring GraphiteRate this question: Loading... Question 29 of 37Question 30 of 37 30. Calculate the total value of capacitance of series capacitor circuit. 10μfd 15μfd 4μfd 40μfdRate this question: Loading... Question 30 of 37Question 31 of 37 31. What will happen, if the polarized electrolytic capacitor is reversely connected? Current is reduced in the circuit No effect on the capacitor Value of capacitance will be increased Explode due to excessive heatRate this question: Loading... Question 31 of 37Question 32 of 37 32. What is the unit of Reluctance?Weber / metre² Ampere turns / metre² Weber / metre Ampere turns / WeberRate this question: Loading... Question 32 of 37Question 33 of 37 33. What is the unit of permeance? Ampere - turns Weber/Square metre Weber/Ampere turns Ampere turns/WeberRate this question: Loading... Question 33 of 37Question 34 of 37 34. Which is a paramagnetic substance? Glass Water Air SteelRate this question: Loading... Question 34 of 37Question 35 of 37 35. Which property of magnet is illustrated? Poles existing property Saturation property Induction property Directive propertyRate this question: Loading... Question 35 of 37Question 36 of 37 36. What is the part marked as 'X' in B.H curve? Residual magnetism Magnetizing force Coercivity Saturation pointRate this question: Loading... Question 36 of 37Question 37 of 37 37. What is the S.I unit of Flux density? Tesla Weber/metre Ampere-turns WeberRate this question: Loading... Question 37 of 37 Loading...