Of the following listed grades, which has little usefulness in ...

[schs14]

Of the following listed grades, which has little usefulness in mechanical drawing?
 
  a. 4H
  b. 2H
  c. H
  d. HB
  e. 3B

Question 2

A line described as a thick line with dashes approximately  long, having arrows perpendicular to the line best identifies a:
 
  a. Short break
  b. Visible line
  c. Cutting plane line
  d. Chain lines
  e. Phantom line

[scikid]

Answer to Question 1

e

Answer to Question 2

c

[schs14]

Thanks for the timely response, appreciate it

[tkempin]

TYSM