Materials and Construction The electrical conductivity of a __________ decreases with rise in temperature. Dielectric Semi-conductor None of these Metal/alloy Dielectric Semi-conductor None of these Metal/alloy ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Graphite is a good Both B & C Thermal & electrical insulator Conductor of heat Conductor of electricity Both B & C Thermal & electrical insulator Conductor of heat Conductor of electricity ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ammonium chloride solution is stored/ treated in __________ vessels/pipes. Stainless steel Lead Rubber or durmet-20 lined Plain carbon steel Stainless steel Lead Rubber or durmet-20 lined Plain carbon steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Wood metal is not used for making Casting for dental work Storage tank for storing brine and caustic soda Fusible safety plug for pressure cooker Soft solder Casting for dental work Storage tank for storing brine and caustic soda Fusible safety plug for pressure cooker Soft solder ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Glass lined vessels are not used for handling/storing Dilute HNO₃ Hydroflouric acid Dilute HCl Dilute H₂SO₄ Dilute HNO₃ Hydroflouric acid Dilute HCl Dilute H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Lead pipe is Usually joined by burning (e.g. by melting to adjacent pieces with a torch) Especially resistant to solutions containing H₂SO₄ Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain All of these Usually joined by burning (e.g. by melting to adjacent pieces with a torch) Especially resistant to solutions containing H₂SO₄ Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain All of these ANSWER DOWNLOAD EXAMIANS APP
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