Physics Surface tension in a liquid is due to : Adhesive force betweenmolecules Electrical force between molecules. Cohesive force between molecules Gravitational force between molecules Adhesive force betweenmolecules Electrical force between molecules. Cohesive force between molecules Gravitational force between molecules ANSWER DOWNLOAD EXAMIANS APP
Physics Vehicle tyres are inflated properly To allow the vehicle to take more load. To avoid skidding and to minimise friction To ensure smooth running. To go fast and save fuel. To allow the vehicle to take more load. To avoid skidding and to minimise friction To ensure smooth running. To go fast and save fuel. ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of sound travel fastest through None of these Liquid Gas Solid None of these Liquid Gas Solid ANSWER DOWNLOAD EXAMIANS APP
Physics The weight of a body acts through the centre of Buoyancy Both (A) and (B) Gravity Mass Buoyancy Both (A) and (B) Gravity Mass ANSWER DOWNLOAD EXAMIANS APP
Physics A decibel is The wavelength of noise A measure of sound level A musical note A musical instrument The wavelength of noise A measure of sound level A musical note A musical instrument ANSWER DOWNLOAD EXAMIANS APP
Physics Why does'nt the hydrogen atom emit X-rays? It has only one electron Its energy levels are very close to each other It is very small in size It is highly electropositive It has only one electron Its energy levels are very close to each other It is very small in size It is highly electropositive ANSWER DOWNLOAD EXAMIANS APP