When would working with machinery be a common type of caught-in and caught-between hazard? Select the best option.

When working with heavy pieces.

When working with unguarded moving parts.

When working at night.

When there is no PPE available for this hazard.

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false

Shafts are machine elements that are used to a) carry axial loads b) direct shear loads c) transmit power d) rotate at constant speed e) none of the above circular and square shafts subjected to the same torque under the same circum behave a) the same way b) almost the same way