62. Which of the following statement is incorrect?
(A)The role of the fuse in the circuit is to avoid excessive voltage.
(B)If the length is the same, a wire with a larger cross-sectional area can withstand a
larger current.
(C)The fuse installed in the circuit or electrical appliance is a metal alloy wire with a
low melting point and a large resistance.
(D)Household electricity is parallel circuit.
答案:登入後查看
統計: A(61), B(16), C(17), D(8), E(0) #2319586
統計: A(61), B(16), C(17), D(8), E(0) #2319586