Dimension lines are thin lines broken at the dimension and ending with ____.
A. circles
B. arrowheads
C. dashes
D. squares
Answer: B
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What kind of line is the line identified as B shown in Figure 1?
a. Hidden line b. Center line c. Visible line d. Section line
The term ____________________ is used to describe scalpels and dissecting needles
Fill in the blank(s) with correct word
(a) Determine, using the curves obtained in Prob. 18.1, the times required to obtain 1 percent and 99 percent pearlite at 700 and 550°C.
(b) Compare these times with the experimental data for an eutectod plain?carbon steel shown in the time?temperature?transformation diagram (TTT) in Fig. 18.21. Is the agreement reasonable?
The forward bias voltage required for an LED is ________
A) 1.5 to 2.2 volts B) 0.3 to .05 volt C) 0.5 to 0.7 volt D) 4.5 to 5.1 volts