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【单选题】
直流接触器的磁路中常垫有非磁性垫片,其作用是( )
A.
A减小铁心
B.
B减少吸和时电流
C.
C减少剩磁影响
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参考答案:
举一反三
【判断题】触电的危险程度完全取决于通过人体的电流的大小。()
A.
正确
B.
错误
【判断题】肾上腺素、去甲肾上腺素、异丙肾上腺素均能激动α和β受体,引起血压的持久上升。
A.
正确
B.
错误
【判断题】基本建设程序中只需要在项目建设前期进行环境影响评价。
A.
正确
B.
错误
【判断题】肾上腺素、异丙肾上腺素、去甲肾上腺素和多巴胺均能治疗过敏性休克。
A.
正确
B.
错误
【单选题】A debit memorandum is:
A.
Required whenever a journal entry is recorded.
B.
The source document for the purchase of merchandise inventory.
C.
Required when a purchase discount is granted.
D.
The document a buyer issues to inform the seller of a debit made to the seller's account in the buyer's records.
E.
Not necessary in a perpetual inventory system.
【单选题】An account will have a debit balance if:
A.
the amount of the credits exceeds the amount of the debits.
B.
the amount of the debits exceeds the amount of the credits.
C.
the account has more debit entries than credit entries.
D.
it is a liability account.
【单选题】Which of the following statements concerning a debit entry is incorrect?
A.
Debit entries record increase in asset.
B.
Debit entries record increase in expenses.
C.
Debit entries record increase in income.
D.
Debit entries record decrease in capital or liabilities.
【单选题】Which of these accounts has a normal debit balance?
A.
Rent Expense
B.
Withdrawals
C.
Service Revenue
D.
Both A and B have a normal debit balance
【单选题】The author suggests that the basic role of the teacher in the educational system should be ______.
A.
as a lecturer
B.
that of a technologist
C.
as the source of knowledge
D.
much more than that of classroom teaching
【单选题】Which of these accounts has a normal debit balance( )
A.
Expense
B.
Cash in bank
C.
Service Revenue
D.
Both A and B have a normal debit balance
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