Que- Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below.(A) Arsenic (B) Sorbitol (C) Fluoride (D) Formaldehyde (E) Uranium a. B, …
Que- Brass is an alloy of a. Lead and tin b. Zinc and copper c. Antimony, tin and lead d. Zinc, tin and copper Answer- Zinc and copper Que- Brass is an alloy of : a. Cu, Al and Zn b. Cu and Sn c. Cu and Zn d. Al and Mg …
Que- DDT and BHC may act as a. Allergens b. Carcinogens c. Asthematic agents d. None of these Answer- Carcinogens Que- Gunpowder consists of a mixture of a. Sand and TNT b. TNT and charcoal c. Nitre, sulphur and charcoal…
Que- Solder is an alloy of a. Tin and lead b. Tin and copper c. Tin, copper and zinc d. Tin, lead and zinc Answer- Tin and lead Que- Solder metal is an alloy of a. Lead and tin b. Lead and antimony c. Copper and zinc d. …
