MSSC Maintenance - FInal Practice

Front

The measure of energy consumed by a circuit is called __________.

Back

Power

Front

Which of the following is an advantage of a circuit breaker over a fuse? Cheaper, Easier to replace, Disposable, Can be reset

Back

Can be reset

Front

A circuit breaker connected to the powerline feeding a motor keeps tripping even after the motor is disconnected. What is the most likely issue?

Back

Circuit breaker is defective

Front

__________ are used to remove undissolved contaminates in hydraulic fluid.

Back

Filters

Front

A sight glass is used to do what?

Back

Inspect hydraulic fluid for dirt/debris

Front

The dirt amount collected by a filter when pressure reaches a predetermined point is called the

Back

Dirt Holding Capacity

Front

In the United States, oil viscosity is measured in __________.

Back

Saybolt Universal Seconds

Front

In machine automation, which of the following is not a component of a relay? coil, contacts, valve, spring

Back

valve

Front

A belt drive having a 12 inch driver pulley and a 6 inch driven pulley has a pulley ratio of _.

Back

0.5

Front

A sheave gauge is used to do what?

Back

Is used to check for sheave groove wear.