Motion And Mechanisms

Question 1

Examples of Linear motion

Answer 1

Bullet and firework

Question 2

Examples of reciprocating motion

Answer 2

Copping saw and pogo stick

Question 3

Examples of rotary motion

Answer 3

Wheel and ferriswheel

Question 4

Examples of oscillating motion

Answer 4

Pendulum and swing

Question 5

What are gears?

Answer 5

Gears are wheels with teeth that transmit rotary motion.When two or more gears mesh it is called a gear train. There are two types of gear train, simple and compound

Question 6

What is a rack and pinion gear?

Answer 6

This converts rotary motion into linear motion

Question 7

What is a warm and wheel gear?

Answer 7

This is usually found in a electric motor.The warm is made up of a big spiral.One rotation of the warm means the wheel moves by one tooth.

Question 8

What are Bevel gears?

Answer 8

These are cone shaped and can be found in the workshop on the hand drill. The cone shape or bevel allows them to transmit motion through right angles (90 degrees)