Question

the spark deflector on a grinder should be adjusted to within ____ inches of the grinding wheel. * 2 points
a. ¼
b. 1/8
c. 1/16
d. 1/32

before grinding, the operator should _______. * 2 points
a. allow the grinder to reach full operating speed
b. make certain others are not standing in line with the grinding wheel action
c. clean the grinder safety shields
d. a and b above
e. a, b and c above

Explanation:

For the first question, safety - standards specify that the spark deflector on a grinder should be adjusted to within 1/8 inches of the grinding wheel. For the second question, all of the actions (allowing the grinder to reach full speed, ensuring others are not in the line of the grinding - wheel action, and cleaning the safety shields) are important safety - related pre - grinding steps.

Answer:

1. B. 1/8
2. E. a, b and c above