WorksheetsEEGU Module Quiz
Total questions: 35
Worksheet time: 19mins
Which of the following is NOT a type of arc welding?
MIG
Spot welding
TIG
SMAW
The relation between lumens and lux is:
Lux = Lumen × Area
Lux = Lumen / Area
Lux = Candela / Distance²
Lux = Lumen² / Area
In projection welding, the heat is concentrated at:
Whole surface
Local projections
Edges only
Outer perimeter
TIG stands for:
Thermal Inert Gas
Tungsten Inert Gas
Tapping In Gas
Torque-Induced Gas
Which factor affects the illuminance on a surface?
Resistance
Distance from light source
Current rating
Welding type
The unit of luminous flux is:
Lux
Candela
Watt
Lumen
A power station has a load factor of 0.75. What does it imply?
It is under-utilized
Operating below capacity
Highly efficient use of capacity
Has high transmission loss
Which lamp has the highest luminous efficiency?
Incandescent
Fluorescent
LED
Halogen
A lamp emits 1500 lumens and is illuminating an area of 5 m². The illuminance is:
250 lux
300 lux
200 lux
150 lux
Electric traction systems are preferred in urban transport because:
They are noisy
They emit more smoke
They are clean and fast
They are costly
Which unit is used to express tractive effort?
Newton per second
Newton (N)
Joule
Watt
In arc welding, the arc is maintained between:
Two electrodes
Electrode and workpiece
Transformer and electrode
Power supply and gas nozzle
Illuminance is measured in:
Lumen
Lux
Candela
Watts
Which of the following is NOT an advantage of electric traction?
High efficiency
Pollution-free
High fuel cost
Regenerative braking
Which of the following motors provides high starting torque in electric traction?
Induction motor
Synchronous motor
DC shunt motor
DC series motor
The luminous efficacy of a lamp is defined as:
Watts per lumen
Lumen per watt
Lux per area
Candela per distance
What is the main advantage of hydroelectric power generation?
High fuel cost
Limited lifespan
Renewable and clean
Emits greenhouse gases
The formula to calculate electrical energy generated over time is:
E = VIt
E = IR
E = I²R/t
E = P/V
The schedule speed is given by:
Crest Speed / Time
Total Distance / (Running time + Stoppage time)
Speed × Time
Time / Distance
Which of the following is NOT a component in an arc welding setup?
Electrode
Transformer
Flywheel
Workpiece
In electric welding, which factor increases the heat generated?
Decreasing current
Increasing resistance
Shorter time
None of the above
The formula to calculate luminous flux is:
Φ = E × A
Φ = P / E
Φ = I / r²
Φ = E / A
Which welding technique is best for thin materials and precision welding?
TIG Welding
Stick Welding
MIG Welding
Submerged Arc Welding
If a train accelerates at 1 m/s² for 20 seconds, its maximum speed is:
10 m/s
15 m/s
20 m/s
25 m/s
Which welding method uses a non-consumable tungsten electrode?
MIG
TIG
Spot welding
SMAW
Base load of a power plant refers to:
Maximum power demand
Minimum continuous load
Load during maintenance
Temporary load
A generator supplies 10 A at 400 V with a power factor of 0.8. What is the active power output?
4000 W
3200 W
5000 W
8000 W
Which motor is commonly used in electric trains due to high starting torque?
Induction motor
DC Series motor
Stepper motor
Universal motor
Which formula is used to calculate the power output of a generator?
P = V + I
P = VI cos(φ)
P = IR
P = V/I
In resistance welding, heat generated is given by:
H = VIt
H = I²Rt
H = Pt
H = IR²
Load factor is defined as:
Average Load / Maximum Load
Max Load / Avg Load
Demand Factor × Utilization Factor
Installed Load / Connected Load
Which device is used to control the speed of a DC series motor?
Capacitor
Starter
Rheostat
Contactor
Which of the following is NOT part of a nuclear power plant?
Moderator
Wind turbine
Control rods
Reactor core
If a plant has a maximum demand of 50 MW and operates at an average of 30 MW, its load factor is:
0.6%
60%
1.67%
15%
In electric traction, tractive effort is defined as:
Force exerted by a train for motion
Resistance offered by track
Gradient of the slope
Motor efficiency
