A. Cutting tools
B. Abrasives
C. Both A. & B.
D. Neither A. nor B
Related Mcqs:
- Maximum carbon content in any variety of steel can be upto 1.3%. Steel containing 0.4% Carbon is not used for making___________________?
A. Nuts
B. Bolts
C. Chisels
D. Studs - Wood metal is not used for making___________________?
A. Soft solder
B. Casting for dental work
C. Storage tank for storing brine and caustic soda
D. Fusible safety plug for pressure cooker - Mild steel is used for making___________________?
A. Fish plates
B. Die block
C. Channels
D. Drop forging - Cermets are ______________ materials?
A. Refractory
B. Reinforced
C. Abrasive
D. Fully metallic - Which of the following is not used as the ceramic material in „cermets‟?
A. Silicides
B. Oxides
C. Carbides
D. Nitrides - Lead pipe is_____________________?
A. Especially resistant to solutions containing H2SO4
B. Usually joined by burning (e.g. by melting to adjacent pieces with a torch)
C. Having very low elastic limit resulting in permanent deformation from either mechanical or
thermal strain
D. All A., B. and C. - Wrought iron is a suitable material of construction for handling _____________ solutions?
A. Dilute acidic
B. Concentrated acidic
C. Alkalis & alkaline
D. None of these - Nickel as a material of construction__________________?
A. Is used as an alloying element for both ferrous & non-ferrous alloys
B. Is paramagnetic below 415° C (its Curie temperature)
C. Diamagnetic
D. Has a body centred cubic (bcc) crystal lattice structure - The material of construction of bearings is__________________?
A. Cast iron
B. Babbitt metal
C. Pig iron
D. Steel - Which of the following is not an alloy of copper ?
A. Muntz metal
B. Admiralty gun metal
C. German silver
D. Pewter metal
