如图所示，有一弯成倾角θ的金属架COD放在磁场中，磁感应强度B的方向垂直于金属架COD所在平面．一导体杆MN垂直

于OD边，并在金属架上以恒定的速度v向右滑动，v恒与MN垂直．设t=0时，x=0．求：当磁场分布均匀且B不随时间改变时，框架内的感应电动势的大小．

如图所示，有一弯成倾角θ的金属架COD放在磁场中，磁感应强度B的方向垂直于金属架COD所在平面．一导

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更多“如图所示，有一弯成倾角θ的金属架COD放在磁场中，磁感应强度…”相关的问题

第1题

What does GAAP stand for？ A. General accepted accounting principles B. General accepted accounting procedures C. Generally accepted accounting principles D. Generally accepted accounting process

A、General accepted accounting principles 副词修饰形容词，放在形容词前面。general应改为generally。

B、General accepted accounting procedures

C、Generally accepted accounting principles

D、Generally accepted accounting process

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第2题

Generally accepted accounting principles, or GAAP, are the rules and procedures established by the Financial Accounting Standards Board, or the FASB.（）

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第3题

GAAP is the genarally accepted accounting principles in UK.

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第4题

Is the reversal of an inventory write-down permitted under U.S. GAAP （generally accep

Is the reversal of an inventory write-down permitted under U.S. GAAP (generally accepted accounting principles) and International Financial Reporting Standards (IFRS)？

A. No, under both

B. Yes, under both

C. Yes under IFRS but not under U.S. GAAP

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第5题

GAAP stands for（）

A．Generally Accepted Auditing Procedures

B．Generally Accepted Accounting Principles

C．Generally Accepted Auditing Principles

D．Generally Accepted Accounting Procedures

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第6题