Related Questions

The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is _________ cutting speed for drilling mild steel with high speed steel drills.
A Equal to
B Less than
C More than
D None of these
Mild steel is a/an __________ steel.
A Low carbon
B Medium carbon
C High carbon
D High alloy
For machining a mild steel workpiece by a high speed steel tool, the average cutting speed is
A 5 m/min
B 10 m/ min
C 15 m/min
D 30 m/min
The allowable tensile stress in structural mild steel plates for steel tank is assumed as
A 95.0 MPa on net area
B 105.5 MPa on net area
C 105.5 MPa on gross area
D 150.0 MPa on gross area
The average cutting speed for turning mild steel with a high speed steel tool is
A 15 to 19 m/min
B 25 to 31 m/min
C 60 to 90 m/min
D 90 to 120 m/min
Mild steel storage vessels are suitable for the storage of
A Anhydrous ammonia
B Fatty acids
C Hydrochloric acid (95%)
D Sulphuric acid (25%)
একই পদার্থ ও ব্যাসার্ধের দুটি তারের দৈর্ঘ্যের অনুপাত 1:2 । যদি সমান বল দ্বারা তার দুটিকে টানা হয়, তাহলে তার দুটির বিকৃতির অনুপাত কত? (Two wires of same material and same radius have the ratio of length 1:2 . If you pull the wires with same force, what will be the ratio of their strains?)
A 1:2
B 4:1
C 2:1
D 1:4
The ultimate tensile stress for mild steel is __________ the ultimate compressive stress.
A Equal to
B Less than
C More than
D None of these
A suitable lubricant used for watches is
A Metallic soap solution
B Grease
C Palm oil
D Hazel-nut oil
Which of the following is not a suitable solid lubricant?
A Talc
B Molybdenum disulphide
C Graphite
D None of these

Next steps