The radius of an arc is specified by:
A. R after the numerical dimension of the radius
B. R before the numerical dimension of the radius
C. The word RADIUS after the numerical dimension of the radius
D. The word RADIUS before the numerical dimension of the radius
Answer: B
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Las superficies de forma que se usan con más frecuencia en todos los tipos de plata- forma son _____.
a. de contrachapado para exteriores b. de acero inoxidable c. de plástico d. de resinas a base de aceite
It is not possible to insulate against ____, but protection can be provided by giving it an easy path to ground.
a. electricity b. electrical conduction c. electrical induction d. lightning
Which pressure relief device works primarily by temperature?
A) Fusible plug B) Pressure relief valve C) Rupture disk
Hard spots in the drum care caused by over-heating the brakes.
Answer the following statement true (T) or false (F)