Which of the following are all workholding devices?
A) Strap clamps, angular vises, C-clamps, v blocks and angle plates
B) Jigs and fixtures, vises, angle plates, v-blocks, wigglers and C-clamps
C) Strap clamps, C-clamps, v blocks, angle plates and drill chucks
D) Vises, v blocks, wigglers, strap clamps and C-clamps
A
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Answer the following statement(s) true (T) or false (F)
1. Control magnetic relays are used to control small loads. 2. Most of the relays used in machine tool control have double-break contacts. 3. Relays are used more often to open and close control circuits than to operate power circuits. 4. The greatest advantage of relays with mechanical contacts is that they are resistant to shock and vibration. 5. Magnetic relays are affected by the electric noise and the voltage spikes induced in the system.
Using a sketch, explain the standard surface designation system for (a) monolithic glass, (b) laminated glass, and (c) an IGU.
What will be an ideal response?
The valves may be retained in the valve body by any of these EXCEPT ________.
A) A sleeve B) A rivet C) A plug D) Cover plate
What should a process technician inspect when a heat exchanger is disassembled?
A) Leaky tubes B) Tube sheet C) Divider plate D) All of the above