1. The main purpose of Workshop Practice is to:
(A) Develop drawing skills
(B) Gain practical hands-on experience
(C) Learn only theory
(D) Prepare for exams
2. Which tool is used to tighten or loosen nuts and bolts?
(A) Spanner
(B) Screwdriver
(C) Pliers
(D) Hammer
3. The instrument used to measure electrical current is:
(A) Ammeter
(B) Voltmeter
(C) Wattmeter
(D) Ohmmeter
4. Which safety device protects a circuit from overload?
(A) Switch
(B) Fuse
(C) Resistor
(D) Lamp
5. The tool used to cut wires is called:
(A) Pliers
(B) File
(C) Cutter
(D) Hammer
6. Electrical insulation tape is used to:
(A) Connect wires
(B) Increase current
(C) Test voltage
(D) Insulate joints
7. The color of earth wire in Pakistan is:
(A) Green/Yellow
(B) Blue
(C) Brown
(D) Black
8. A soldering iron is used for:
(A) Cutting wires
(B) Joining metal parts
(C) Heating fuses
(D) Measuring voltage
9. The melting point of solder is approximately:
(A) 100°C
(B) 900°C
(C) 500°C
(D) 183°C
10. The material of fuse wire is generally:
(A) Lead-tin alloy
(B) Copper
(C) Iron
(D) Aluminum
11. The tool used to strip insulation from wire is called:
(A) Chisel
(B) Pliers
(C) Hammer
(D) Wire stripper
12. Electrical shock occurs due to:
(A) Open circuit
(B) Short circuit
(C) Leakage current through body
(D) High resistance
13. Which metal is commonly used for electrical wiring?
(A) Iron
(B) Copper
(C) Steel
(D) Zinc
14. The function of a multimeter is to measure:
(A) Current only
(B) Voltage only
(C) Resistance only
(D) All of these
15. The most important rule for electrical safety is:
(A) Keep wires short
(B) Wear rubber gloves
(C) Work with wet hands
(D) Use bare conductors
16. The unit of electrical resistance is:
(A) Volt
(B) Watt
(C) Ohm
(D) Ampere
17. A megger is used to measure:
(A) Insulation resistance
(B) Voltage
(C) Power
(D) Current
18. The tool used to bend conduit pipes is:
(A) Pipe bender
(B) Hammer
(C) Saw
(D) Screwdriver
19. The live wire carries:
(A) Zero voltage
(B) Current from supply
(C) Return current
(D) Earth potential
20. Before starting any electrical work, first step is to:
(A) Measure resistance
(B) Cut the wires
(C) Connect load
(D) Turn off the power supply
21. The standard color for neutral wire is:
(A) Red
(B) Green
(C) Blue
(D) Yellow
22. Which tool is used to check voltage presence in a live wire?
(A) Megger
(B) Line tester
(C) Ammeter
(D) Wattmeter
23. The main function of a switch is to:
(A) Measure current
(B) Generate current
(C) Reduce voltage
(D) Break or make circuit
24. The instrument that measures potential difference is:
(A) Voltmeter
(B) Ammeter
(C) Ohmmeter
(D) Wattmeter
25. Earthing is done to:
(A) Save current
(B) Avoid shock
(C) Increase voltage
(D) Reduce load
26. The insulation on a wire is made of:
(A) Plastic
(B) Iron
(C) Copper
(D) Aluminum
27. The tool used for drilling holes in wood or wall is:
(A) Hacksaw
(B) Chisel
(C) File
(D) Drill machine
28. A short circuit occurs when:
(A) Current is low
(B) Resistance is high
(C) Voltage is zero
(D) Two conductors touch each other directly
29. The wattmeter measures:
(A) Resistance
(B) Voltage
(C) Power
(D) Energy
30. The main precaution in soldering is to:
(A) Keep tip clean
(B) Use cold iron
(C) Touch iron directly
(D) Avoid tin
31. Which of the following is used for cutting metal conduit?
(A) Knife
(B) Hacksaw
(C) File
(D) Pliers
32. The color of live wire in Pakistan standard wiring is:
(A) Blue
(B) Green
(C) Brown or Red
(D) Yellow
33. A circuit breaker operates automatically to:
(A) Protect circuit from overload or fault
(B) Increase current
(C) Supply voltage
(D) Store charge
34. The size of a wire depends on its:
(A) Shape
(B) Color
(C) Length
(D) Cross-sectional area
35. Electrical accidents are mainly caused by:
(A) Proper insulation
(B) Carelessness
(C) Use of tools
(D) Earthing
36. The tool used to hold small objects firmly is:
(A) Screwdriver
(B) Hammer
(C) Pliers
(D) File
37. Which of the following is a non-conductor?
(A) Iron
(B) Copper
(C) Aluminum
(D) Rubber
38. The watt-hour meter is used to measure:
(A) Energy consumption
(B) Power only
(C) Current only
(D) Voltage
39. A circuit diagram uses:
(A) Symbols
(B) Photographs
(C) Real components
(D) Blocks
40. The tool used to tighten small screws is:
(A) Pliers
(B) Spanner
(C) Screwdriver
(D) Hammer
41. A three-pin plug has pins for:
(A) Live, Neutral, and Earth
(B) Live, Phase, and Neutral
(C) Positive, Negative, and Ground
(D) Earth, Load, and Line
42. The main function of insulation is to:
(A) Reduce power
(B) Prevent current leakage
(C) Increase resistance
(D) Conduct current
43. The electrical load converts:
(A) Voltage into current
(B) Mechanical energy to heat
(C) Power into resistance
(D) Electrical energy into another form
44. A fluorescent lamp uses which type of starter?
(A) Choke
(B) Fuse
(C) Glow starter
(D) Relay
45. The tool used to make holes for fixing screws is:
(A) File
(B) Hammer
(C) Chisel
(D) Drill
46. The wire gauge is used to measure:
(A) Length of wire
(B) Thickness of wire
(C) Weight of wire
(D) Resistance
47. The fuse rating depends on:
(A) Voltage
(B) Wire color
(C) Load current
(D) Size of switch
48. When soldering, flux is used to:
(A) Increase resistance
(B) Cool solder
(C) Heat surface
(D) Remove oxide and clean surface
49. The tool used for sharpening and smoothing is:
(A) Chisel
(B) Cutter
(C) File
(D) Spanner
50. Electrical workshop safety requires that:
(A) Work with wet hands
(B) All tools be insulated and handled carefully
(C) Stand on metal surface
(D) Ignore circuit load