Chapter 10 - Power Transmission & Lubrication

What is the power consumed by a current of one amp using an electromotive force of one volt?

• Volt
• Watt
• Amp
• Ohm

Which of the following is a characteristic of a hydrodynamic lubrication system?

• Requires frequent manual lubrication
• Relies on a pressurized fluid film
• Uses solid lubricants
• Operates without any lubrication

What type of lubricant is commonly used in high-temperature applications to reduce friction and wear?

• Grease lubricant
• Mineral oil lubricant
• Silicone lubricant
• Graphite lubricant

What type of lubrication system is used in high-speed machinery to ensure continuous lubrication at all times?

• Forced-feed lubrication
• Mist lubrication
• Manual lubrication
• Splash lubrication

Which of the following is a common method of power transmission in bicycles and motorcycles?

• Chain drive
• Gear drive
• Hydraulic drive
• Belt drive

Which of the following is an example of a DC electrical power source?

• Generators
• Electric power converters
• Transformers
• Batteries

What type of lubrication system is commonly used in automotive engines to ensure proper lubrication of moving parts?

• Forced-feed lubrication
• Splash lubrication
• Mist lubrication
• Manual lubrication

What device steps down the electricity for residential consumers?

• Power station
• Substation
• Feeder wires
• Step-down transformer

Which of the following is a function of a lubricant in a power transmission system?

• Promoting corrosion
• Increasing friction
• Generating heat
• Reducing wear

What voltage is used to supply indoor lighting?

• 440
• 660
• 110
• 220