[填空题]
The lengths of the sides of a rectangular pla( b*zi2cfmq1btv3(arte are measured, anq0ljpwq7m3z j8- 1cv9 sv5mns d the diagram shows the measured values m1 wv78nzmls p vq305 9qcj-sjwith their uncertainties. What is the percentage error in the area of the plate? %. (Remember to exclude the % symbol with your answer.)
参考答案: 6
本题详细解析: Area involves a multiplication so the percentage uncertainties need to be add,xe0k -y7k fdeoklt9 :ed. Uncertainty in length is one part in 50, i.e. 2%; andklfd-tx, ey0ok 9e7k: in the height it is one part in 25 or 4%. Adding the uncertainties gives 6%.
Post time 2024-8-21 21:38:19
