[填空题]
The lengths of the sv(b,c(6 ly. 6iltb8 tolc:gr oig5ltt t( h8*pvfh7j *ldes of a rectangular plate are measured, and the diagram shows the measfl7jt(thtl 5 8p*h*gvured values with 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 addedw+d; d6jo3zxe . j d3we;+zdx o6 Uncertainty in length is one part in 50, i.e. 2%; and in the height it is one part in 25 or 4%. Adding the uncertainties gives 6%.
Post time 2024-8-21 21:38:19
