TRANSMISSION AND DISTRIBUTION OF ELECTRICAL POWER- 4
Transmission and Distribution of Electrical Power Quiz
Test your knowledge on the transmission and distribution of electrical power with this engaging quiz! Designed for students, educators, and professionals in the electrical field, this quiz covers essential concepts and technical details related to power systems.
Key Features:
- Multiple choice questions
- Focus on electrical engineering topics
- Assess your understanding and gain insights
31. Pin type insulators are generally not used for voltages beyond _________
1 KV
11 KV
22 KV
33 KV
32. For aluminium, as compared to copper, all the following factors have higher Values except ______
specific volume
electrical conductivity
Co-efficient of linear expansion
resistance per unit length for same cross section
33. On which of the following factors skin effect depends?
. Frequency of the current
size of the conductor
resistivity of the conductor material
All of the above
34. When a conductor carries more current on the surface as compared to core, it is due to __________
. Permeability variation
Corona
Skin effect
unsymmetrical fault
35. Out of the following which type of poles are bulky?
. Transmission towers
. Concrete poles
tubular steel poles
wooden poles
36. Which of the following are connected by the service mains?
. Transformer and earth
distributor and relay system
. Distributor and consumer terminals
distributor and transformer
37. In a distribution system major cost is that of _________
Earthing system
distribution transformer
Conductors
Meters
38. The purpose of using a booster is to ______
increase current
Reduce current
reduce voltage drop
compensate for voltage drop
39. The material used for the manufacturing of grounding wires is __________
Cast iron
Aluminium
Stainless steel
Galvanised steel
40. Skin effect is noticeable only at _____________ frequencies
Audio
Low
High
All
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