A good general rule about hearing protection is that it should be used if you must raise your voice for someone
to hear you when they are _____.
a. 2 feet (61 cm) away
b. 3 feet (91 cm) away
c. 5 feet (1.5 m) away
d. 8 feet (2.4 m) away
a
You might also like to view...
________ is the endogenous growth substance (hormone) that most commonly promotes germination in dormant seeds.
Fill in the blank(s) with the appropriate word(s).
An apprentice in training is exempt from the technician certification requirement for a period of _____.
a. five years after training has been completed b. two years after training has been completed c. five years from the date the apprenticeship was initially registered d. two years from the date the apprenticeship was initially registered
These springs are arched or bent shapes designed so that when placed in machinery, they cause tension on adjacent parts.
a. compression spring b. extension spring c. torsion spring d. flat spring
High compression ratios will lead to lower compressor discharge temperatures.
Answer the following statement true (T) or false (F)