[填空题]
The radius of a ballk j:qv5wa ol.nbr 02,boon is measured t)g rw0 b , 9jokgb 8e/yam f8qdno)d*9as5+udjo be $20.0 \pm 1.0 \; cm$. What is the percentage uncertainty in the calculated volume of the balloon? % (please exclude the $\%$ symbol with your answer and treat the balloon as a sphere)
参考答案: 15.0
本题详细解析: The uncertainty in th rb13q7a d)7 efperql+e radius is 5%. Volume is calculated by raising a linear dimension to the power of three. Hence the percentage uncertainty in the vfbqel rpd)77+ea3q1 r olume will be three times that of the percent uncertainty of the radius which is 15%