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- Question
Which of the following welding process uses non-consumable electrodes?
Options- A. TIG welding
- B. MIG welding
- C. Manual arc welding
- D. Submerged arc welding
- Correct Answer
- TIG welding
- 1. In a centrifugal casting method, the impurities are collected in the centre of the casting.
Options- A. Yes
- B. No Discuss
- 2. When a pattern is made in three parts, the bottom part is known as a cope.
Options- A. True
- B. False Discuss
- 3. The chisel used for cutting key ways is
Options- A. flat chisel
- B. cape chisel
- C. round nose chisel
- D. diamond pointed chisel Discuss
- 4. In submerged arc welding, an arc is produced between a
Options- A. carbon electrode and the work
- B. metal electrode and the work
- C. bare metal electrode and the work
- D. two tungsten electrodes and the work Discuss
- 5. The temperature at which the new grains are formed in the metal is called
Options- A. lower critical temperature
- B. upper critical temperature
- C. eutectic temperature
- D. recrystallisation temperature Discuss
- 6. In a hot chamber die casting machine
Options- A. melting pot is separate from the machine
- B. melting pot is an integral part of the machine
- C. melting pot may have any location
- D. high temperature and pressure is used Discuss
- 7. Blanking and piercing operations can be performed simultaneously in a
Options- A. simple die
- B. progressive die
- C. compound die
- D. combination die Discuss
- 8. The purpose of a riser is to
Options- A. deliver molten metal into the mould cavity
- B. act as a reservoir for the molten metal
- C. feed the molten metal to the casting in order to compensate for the shrinkage
- D. deliver the molten metal from pouring basin to gate Discuss
- 9. In a four high rolling mill, there are four rolls out of which
Options- A. one is working roll and three are backing up rolls
- B. two are working rolls and two are backing up rolls
- C. three are working rolls and one is backing up roll
- D. all of the four are working rolls Discuss
- 10. In arc welding, the electric arc is produced between the work and the electrode by
Options- A. voltage
- B. flow of current
- C. contact resistance
- D. all of these Discuss
Workshop Technology problems
Search Results
Correct Answer: Yes
Correct Answer: False
Correct Answer: cape chisel
Correct Answer: bare metal electrode and the work
Correct Answer: recrystallisation temperature
Correct Answer: melting pot is an integral part of the machine
Correct Answer: compound die
Correct Answer: feed the molten metal to the casting in order to compensate for the shrinkage
Correct Answer: two are working rolls and two are backing up rolls
Correct Answer: contact resistance
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