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The type of simple machine a door knob i...

The type of simple machine a door knob is

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Simple machines

Identify the type of simple machines shown above.

Name types of simple tissues.

Name any six simple machines that we use in daily life.

A mill owner buys two types of machines A and B for his mill, Machines A occupies 1,000 sq.m of area and requires 12 men to operate it, while machine B occupies 1,200 sq.m of area and requires 8 men to operate it. The owner has 7,600 sq.m of area available and 72 men to operate the machines. If machine A produces 50 units and machine B produces 40 units daily, how many machines of each type should he buy to maximize the daily output? Use Linear Programming to find the solution.

A factory owner purchases two types of machines, A and B, for his factory. The requirements and limitations for the machines are as follows: He has an area of 7600 sq. m available and 72 skilled men who can operate the machines. To find how many machines of each type should he buy to maximize the daily output, formulate this as a L.P.P.

Which ratio below best defines the efficiency of simple machines ?

A simple machine can convert one form of energy to the other.

Xylem is a type of simple tissue.

By using a simple machine, the work done by a person remains the same, but it allows the person to use less force. Explain.