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which tool is used to bend large sections of sheet metal? - CORRECT-
ANSWER-lathe
what is placed around a chimney to prevent leaks? - CORRECT-
ANSWER-flashing
this type of pattern on metal is made by a process called - CORRECT-
ANSWER-knurling
Self-tapping screws are primarily used when fastening objects to..? -
CORRECT-ANSWER-sheet metal
,Anchor bolts are used to hold the? - CORRECT-ANSWER-Rebar to the
concrete
which of these does NOT make wood chips when it is used? - CORRECT-
ANSWER-drill press
to properly turn wood stock, one should use a - CORRECT-ANSWER-
lathe
the best saw for accurately cutting 3 inches off the length of a 2 x 8 x
18-inch piece of lumber is a - CORRECT-ANSWER-radial arm sawt
Gear A is the driving gear. If all the teeth are shoot off of Gear B, which
gears will turn? - CORRECT-ANSWER-gears A and C
,a series of 4 gears (W,X,Y,Z) is driven by pulley V and a belt. if V turns in
the direction shown, which gears will rotate clockwise? - CORRECT-
ANSWER-Y and X
a box sits on a smooth table. 3 strings are attached to the box, each
having a weight of 10 Ibs. attached to the other end. the box will move
in direction - CORRECT-ANSWER-D
4 weights are tied together and hung from the ceiling. what will be the
tension in the cord at the point labeled X? - CORRECT-ANSWER-60
pounds
the illustration shows a water tank that is made of wood planks and
reinforced metal hoops. why are the hoops closer together near the
bottom of the tank? - CORRECT-ANSWER-the water pressure pushing
against the sides of the tank is greater near the bottom
, Spaces are placed between slabs of concrete in city sidewalks to? -
CORRECT-ANSWER-allow for expansion and contraction
is it true that frictional forces... - CORRECT-ANSWER-only operate in
vertical directions
This drive pulley always turn - CORRECT-ANSWER-Faster than pulley A
or C but not pulley B
a belt passes over a drum and its ends are connected to springs. if the
drum rotates in the direction shown and there is friction between the
drum and the belt, then - CORRECT-ANSWER-spring 1 will get shorter,
and spring 2 longer
a spring will compress 1 inch for every 50 pounds of force that is
applied to it. how much force is needed to compress the same spring
10 inches? - CORRECT-ANSWER-500 Ibs