Engineering Materials Which of the following property is desirable for materials used in tools and machines? Malleability Ductility Elasticity Plasticity Malleability Ductility Elasticity Plasticity ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following has a fine gold colour and is used for imitation jewellery? Babbitt metal Aluminium bronze Gun metal Silicon bronze Babbitt metal Aluminium bronze Gun metal Silicon bronze ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has maximum ductility? Copper Mild steel Aluminium Nickel Copper Mild steel Aluminium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in cast iron Increases hardness and brittleness Aids fusibility and fluidity Make the iron white and hard Makes the iron soft and easily machinable Increases hardness and brittleness Aids fusibility and fluidity Make the iron white and hard Makes the iron soft and easily machinable ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Crystal structure of a material is, generally, examined by Metallurgical microscope X-ray techniques Naked eye Optical microscope Metallurgical microscope X-ray techniques Naked eye Optical microscope ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 20 : 10 40 : 30 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 50 : 20 : 20 : 10 40 : 30 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 10 : 20 ANSWER DOWNLOAD EXAMIANS APP
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