A.±3V B.±2% C.±1% D.±1V
A.±(O.1%R+0.3Ωµ) B.±(O.1%+O.3Ωµ) C.±O.1%±0.3Ωµ D.(0.1%R+0.3Ωµ),k=3
A.O.02mm B.0.01mm C.0.015mm D.0.005mm