DBDA- MA

Find the space for MA on your Answer Sheet or mark your answers in this booklet. Do as directed. In this test, you will answer questions about mechanical facts and principles, by marking one of the five choices given. Sometimes there will be a picture with the question; sometimes not. Some examples follow. Mark the correct answers in the boxes for EXAMPLES X, Y, Z.


If gear X is locked in its place, but can turn, and is turning in the direction of the arrow, which way is the Plate moving?
a. A b. B c. First A, then B d. first B, then A e. the Plate is not moving

Which is this tool?
a. wrench b. pipe wrench c. scissors d. pliers e. clamp

EXAMPLE Z:

Any material that electricity will pass though is called a(n)
a. Insulator b. magnet c. transformer d. filament e. conductor

The correct answer for EXAMPLE X is a., since the plate would have to move in direction A. For Example Y, the answer is d. pliers, and for EXAMPLE Z, the answer is e. conductor. Therefore, you should have filled in a. box for EXAMPLE X, the d box for EXAMPLE Y and e. box for EXAMPLE Z.

Work as quickly as you can. You will have 9 minutes for all the items on this test. If you are not sure of the right answer for an item, mark the choice that is your best guess. If you finish before the time is called, please STOP and do not turn to other pages.

PLEASE WAIT FOR THE INSTRUCTIONS TO START.

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