Materials and Construction Vycor, a widely used material for making 'thermal wells' in temperature measurement, is a Metallic alloy Glass Thermosetting plastic Cermet Metallic alloy Glass Thermosetting plastic Cermet ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Straight silicon steel (containing Si from 0.5 to 5%) because of their low hysterisis loss and high magnetic permeability are used for electrical appliances. Which of the following electrical appliances made of silicon steel contains maximum percentage of silicon (about 4%)? High frequency transformers Armature of small motors/generators Induction motors Generators and small motors High frequency transformers Armature of small motors/generators Induction motors Generators and small motors ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is a low melting point metal? Stainless steel Copper Tin Wrought iron Stainless steel Copper Tin Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ? Monel Stainless steel Graphite Kel-F and teflon Monel Stainless steel Graphite Kel-F and teflon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is used for examining the macro-structure of a material. X-rays Optical microscope Metallurgical microscope Visual inspection by naked eye X-rays Optical microscope Metallurgical microscope Visual inspection by naked eye ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Specify the material of construction suitable for handling concentrated HNO₃ at 100°C. Tin and wood Silicone rubber High silicon iron, Kel-F and teflon Stainless steel Tin and wood Silicone rubber High silicon iron, Kel-F and teflon Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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