Play Online Physics Quiz Competition No 3

Q1 Radiocarbon is produced in the atmosphere as a result of
Q2 It is easier to roll a stone up a sloping road than to lift it vertical upwards because
Q3 The absorption of ink by blotting paper involves
Q4 Siphon will fail to work if
Q5 Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to
Q6 Nuclear sizes are expressed in a unit named
Q7 The buoyancy depends on
Q8 The ozone layer is being destroyed by chlorofluorocarbons. In this regard which do you consider as the most harmful?
Q9 Venturi tube is used for
Q10 The ozone layer restricts