Gears & Mechanisms

Front

Study the gear train in Figure 6. The purpose of the center gear is to:

Back

allow the drive and driven gear to rotate in the same direction.

Front

If pulley A (4 inches) is spinning at 60 RPMs, then pulley B (16 inches) is spinning at _____________ RPMs

Back

240

Front

If the input (driver) gear is 15 teeth and the output (driven) gear is 60 teeth, what is the gear ratio?

Back

4:1

Front

What can a gear train do? Options: Change output direction, Change force, Change speed, None of the options listed, All of the options listed

Back

All of the options listed

Front

A turning or twisting force is known as ______________

Back

torque

Front

A compound gear train consists of 4 gears with teeth as marked. A is the driver gear and gears B and C share the same shaft. If gear A rotates once, how many times will gear D rotate?

Back

1/16

Front

What is the output motion from a cam?

Back

Reciprocating

Front

What types of motion are seen here?

Back

oscillating and rotary

Front

What type of motion is windshield wipers moving? Options: Oscillating Motion, Linear Motion, Reciprocating Motion, Rotary Motion

Back

Oscillating Motion