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Simple machines and Complex machines – examples

We use different types of machines in our daily life. They may be simple machines or complex machines.

1>Simple machinesSome machines are simple tools or simple machines like bottle openers, screwdrivers, and scissors.

2>Complex machines – Some machines are complex like bicycles and automobiles. These are called complex machines. A complex machine consists of multiple simple machines.

Know about the Mechanical Advantage of Machines and

Types of levers

See also  A smooth wooden 40.0 N block is placed on a smooth wooden table. A force of 14.0 N is required to keep the block moving at constant velocity. (a) What is the coefficient of sliding friction between the block and the tabletop? (b) If a 20.0 N brick is placed on top of the wooden block, what force will be required to keep the block and brick moving at constant velocity?
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