Physics Skating on ice is possible because The pressure on the ice due to skate raises its melting point The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water Ice is cold The surface of ice is smooth The pressure on the ice due to skate raises its melting point The pressure on the ice due to skate melts the ice by lowering its melting point forming a thin film of water Ice is cold The surface of ice is smooth ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following liquids has the least density ? Fresh water Salt water Petrol Mercury Fresh water Salt water Petrol Mercury ANSWER DOWNLOAD EXAMIANS APP
Physics An atom bomb based upon the principal of ________ Controlled chain reaction None of these Nuclear fussion Nuclear fission Controlled chain reaction None of these Nuclear fussion Nuclear fission ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Iron Copper Aluminium Zinc Iron Copper Aluminium Zinc ANSWER DOWNLOAD EXAMIANS APP
Physics Radio activity is due to Stable electronic configu-ration Stable nucleus Stable electronic configu-ration Unstable nucleus Stable electronic configu-ration Stable nucleus Stable electronic configu-ration Unstable nucleus ANSWER DOWNLOAD EXAMIANS APP
Physics When a detergent is added to pure water, its surface tension Decreases Becomes infinite Remains constant Increases Decreases Becomes infinite Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
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