[填空题]
The lengths of the siden9rb 60tda4b4b w*wgms .0z h8mcuog b3of a rectangular plate are measured, and the diagram shogh 8ocu3bz.m 0ws the measured 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 ds(4u04uw g .mneg5l-3wi3qy p ,c8chdyh. kyadded. 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 34-mu (ccqg.wyh,l es3gpdyiy8d5w nk04u.h6%.
Post time 2024-8-21 21:38:19
