Vatio (W)

The video tutorial explains the concept of power as the rate of energy conversion or work performance, measured in watts. One watt equals one joule per second. The unit is named after James Watt, a Scottish engineer whose innovations significantly advanced steam engine technology in the 18th century.

What is power in terms of energy and work?

• The amount of energy stored in a system

• The rate at which energy is converted or work is performed

• The total energy consumed by a device

• The speed at which an object moves

How is one watt defined?

• One joule per millisecond

• One joule per hour

• One joule per second

• One joule per minute

Who is the watt named after?

• Isaac Newton

• Albert Einstein

• Nikola Tesla

• James Watt

What was James Watt's major contribution to technology?

• Improvement of steam engine technology

• Invention of the light bulb

• Development of the electric motor

• Creation of the first computer

In which century did James Watt make his contributions?

• 17th century

• 18th century

• 19th century

• 20th century