This geometric tolerance allows a specified amount of surface variation from a flat plane.

a. straightness
b. flatness
c. profile
d. parallelism


b. flatness

Trades & Technology

You might also like to view...

The Young Guard, composed of certain Senators and Representatives from the North,

A. regarded preserving the Union as their top priority. B. agreed fully with the Old Guard on the issue of slavery. C. saw expansionism as a solution to the slavery question. D. gave support to John C. Calhoun's plan for rescuing the Union. E. were most interested in purging and purifying the Union than in preserving it.

Trades & Technology

On magnetic contactors, which contacts are said to be normally open (N.O.)?

a. All contacts that are functioning correctly b. Those that are together when the relay is de-energized c. Those that are apart when the relay is de-energized d. All contacts that are not functioning correctly

Trades & Technology

Which of the following are U.S. Customary units?

a. gallons, yards, horsepower b. barrels, Fahrenheit, Watts c. acres, hectares, liters d. cubic yards, Pascals, Joules

Trades & Technology

Wear _____ and _______ when working with refrigerants.

Fill in the blank(s) with the appropriate word(s).

Trades & Technology