Chemistry A balloon filled with helium rises in air because Helium is less dense than air Air exerts an upward force on the balloon Helium pushes down on the air below the balloon The balloon is weightless Helium is less dense than air Air exerts an upward force on the balloon Helium pushes down on the air below the balloon The balloon is weightless ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fibres catches fire least ? Terricot Rayon Nylon Cotton Terricot Rayon Nylon Cotton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The least preferred technique in the disposal of Municipal Solid Waste is Land filling Bricketting Incineration Composting Land filling Bricketting Incineration Composting ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particle having no mass and no charge, but only spin is Meson Neutrino Proton Electron Meson Neutrino Proton Electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Glass Gun powder Cement Paint Glass Gun powder Cement Paint ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercially, sodium bicarbonate is known as Soda ash Baking soda Washing soda Bleaching powder Soda ash Baking soda Washing soda Bleaching powder ANSWER DOWNLOAD EXAMIANS APP