Chemistry Which of the following laser types is used in a laser printer? Semiconductor laser Dye laser Excimer laser Gas laser Semiconductor laser Dye laser Excimer laser Gas laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a natural dye ? Alizarin Aniline blue Phenolphthalein Crystal violet Alizarin Aniline blue Phenolphthalein Crystal violet ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which acid is used in Lead storage battery? Nitric acid Acetic acid Sulphuric acid Hydrochloric acid Nitric acid Acetic acid Sulphuric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a commercial source of energy? Natural gas Agricultural waste Dried dung Sun Natural gas Agricultural waste Dried dung Sun ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical bahaviour of an atom depends upon The number of protons in its nucleus The number of neutrons in the nucleus The number of nucleons in the nucleus The number of electrons orbiting around the nucleus The number of protons in its nucleus The number of neutrons in the nucleus The number of nucleons in the nucleus The number of electrons orbiting around the nucleus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chile saltpeter is the common name of: Potassium nitrite Sodium nitrate Potassium nitrate Sodium nitrite Potassium nitrite Sodium nitrate Potassium nitrate Sodium nitrite ANSWER DOWNLOAD EXAMIANS APP