Which of the factors associated with an inclined plane does a rigger need to know to calculate the frictional force during load movement?
a. The difference in height between the two levels
b. The material the inclined plane or ramp is made of
c. The length of the ramp
d. The thickness of the ramp
b. The material the inclined plane or ramp is made of
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Which of the following animals does NOT provide most of the milk and milk products to the world?
A) Water buffalo B) Goats C) Sows D) Cows
The pitch of a pipe is given in ____.
A. whole inches B. fractions of a cm per meter C. feet per yard D. fractions of an inch per foot
What is the relative humidity if the dry-bulb temperature is 100 º F and the wet-bulb temperature is 65°F?
A. 33% B. 63% C. 43% D. 13%
In 1959, the first driver's side air bag was introduced in the passenger car.
Answer the following statement true (T) or false (F)