Describe the role of physics in our daily life. :
Describe the role of physics in our daily life. Various discoveries, made by physicists over hundreds of years have made it possible to invent thousands of machines and other devices.
Describe the role of physics in our daily life. :
Describe the role of physics in our daily life. These machines and devices have made our lives more comfortable. We remain in touch with the world through radio, television, computers, etc.
Describe the role of physics in our daily life. :
Describe the role of physics in our daily life. High speed trains and aeroplanes have cut short the time taken for travel.
What are the fundamental quantities? Name any four fundamental quantities? :
What are the fundamental quantities? Name any four fundamental quantities? The quantities which do not depend on any other quantity are called fundamental quantities.
Example:
Length
Mass
Time
Temperature
What are the derived quantities? Give any four examples :
What are the derived quantities? Give any four examples The quantities which are defined in terms of fundamental quantities are called derived quantities
Examples:
Area
Volume
Speed
Force
Define multiple and submultiple units. Name two multiple and submultiple units of time. :
Define multiple and submultiple units. Name two multiple and submultiple units of time. Those units which are used to measure large quantities are called multiple units. Example: Days, Weeks, and Months.
Those units which are used to measure small quantities are called submultiple units. Example: Seconds and Minutes.