5-47. 5-48. 5-49. 5-50. What   type   of   power   is   used   to   drive an   electric   chain   saw? 1. Manual 2. Hydraulic 3. Pneumatic 4. E l e c t r i c When   using   a   portable   electric circular   saw,   you   must   ensure   the saw   blade   is   revolving   at   what speed   before   it   contacts   the   work surface? 1. 1/4  speed 2. 1/2  speed 3. 3/4  speed 4. Full   speed When   operating   a   portable   electric sander,   which   of   the   following problems   will   occur   if   you   use excessive    pressure? 1. The   sanding   action   will   take longer 2. The   disk   will   clog 3. The   motor   will   overheat 4. All   of   the   above A   cement   trowel   is   normally   what shape? 1. Rectangular 2. Circular 3. Triangular 4. Square 5-51. 5-52. 5-53. 5-54. 5-55. Which   of   the   following   tools   should you  use  to  scoop  and  spread  mortar? 1. A   brick   trowel 2. A  cement  trowel 3. A   flat   blade   scraper 4. A   triangular   blade   scraper Which   of   the   following   tools   is used   to   lift   material   out   of   narrow deep  holes? 1. A   cable   jaw   grip 2. A  miner's  spoon 3. A   scriber 4. A  brush  hook Which   of   the   following   tools   is used   to   tighten   or   stretch   wires   or cables? 1. A   cable   jaw   grip 2. A   trip   wire   grapnel 3. A  miner's  spoon 4. A  chain  pipe  wrench Which   of   the   following   items   is used   for   towing   vehicles,   slinging loads,   and   hauling   objects? 1. A   trip   wire   grapnel 2. A   cable   jaw   grip 3. A  chain  assembly 4. A   tension   puller Which   of   the   following   tools   is used   to   find   booby   traps   and   to detonate  mines? 1. A  miner's  spoon 2. A   trip   wire   grapnel 3. A spade 4. A   combination   bar 29