Chemistry Nylon threads are made of Polyvinyl polymer Polysaccharide Polyester polymer Polyamide polymer Polyvinyl polymer Polysaccharide Polyester polymer Polyamide polymer ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymer used in making plastic crockery is Melamine Decron Bakelite Nylon Melamine Decron Bakelite Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in welding broken pieces of iron rails and machine parts? None of these Aluminium sulphate Solder Aluminium powder None of these Aluminium sulphate Solder Aluminium powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in Emission spectra Absorption spectra Fluorescence Raman spectra Emission spectra Absorption spectra Fluorescence Raman spectra ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the components responsible for acid rain? Oxides of carbon (COx) and Oxides of nitrogen (NOx) Nitrogen monoxide (NO) and Carbon monoxide (CO) Carbon dioxide (CO2) and Carbon monoxide (CO) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) Oxides of carbon (COx) and Oxides of nitrogen (NOx) Nitrogen monoxide (NO) and Carbon monoxide (CO) Carbon dioxide (CO2) and Carbon monoxide (CO) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Higher concentration of nitrogen dioxide in atmosphere air causes Asphyxiation Cancer Bronchitis Corrosion Asphyxiation Cancer Bronchitis Corrosion ANSWER DOWNLOAD EXAMIANS APP