Why are slotted-head screws usually installed manually using a flat-blade screwdriver?
A) It is not possible to make flat-blade screwdriver tips for drills.
B) It is very difficult to keep the bit aligned in the slot with a drill.
C) The buildup of high static electricity charges can cause dangerous arcs.
D) Federal legislation protecting domestic screwdriver manufacturers prohibits the sale of flat-blade screw driver tips for power drills.
B
You might also like to view...
An Irish scientist named Robert Boyle developed laws that describe:
a. how pressure in fluids is transmitted equally to all distances and in all directions. b. how the volume of a gas changes when the pressure changes c. gas volume changes d. variations in pump compression ratios
A soil with a very low equilibrium phosphorus concentration (EPC) is likely to be characterized by a very low potential buffering capacity (PBC)
Indicate whether the statement is true or false
Explain the groups into which compressor problems can be divided
What will be an ideal response?
Electronic overload relays employ a current ____ to sense the motor current.
A. diode B. transformer C. capacitor D. varistor