Bronze is an alloy consisting primarily of copper, commonly with about 12–12.5% tin and often with the addition of other metals (such as aluminium, manganese, nickel or zinc) and sometimes non-metals or metalloids such as arsenic, phosphorus or silicon.
29) Bronze is an alloy of
Answer is:
Copper and Tin
Explanation:
Related ISRO Technician-B Fitter Question Paper - 2018 (Set - 1) with Answer Key
Answer is:
Zinc
Explanation:
Galvanized iron is coated with Zinc.
Answer is:
to improve machinability
Explanation:
Purpose of Annealing process is to
- To soften the steel.
- To improve the machinability.
- To increase the ductility.
- To relieve the internal stresses.
- To refine the grain size and to prepare the steel for subsequent heat treatment process.
Answer is:
Reducer
Explanation:
Reducer is used for connecting two pipes with different diameter.
Answer is: