问题
选择题
如图所示，OD是一水平面，AB为一斜面，物体经过B处时无能量损失，一质点由A点静止释放，沿斜面AB滑下，最后停在D点，若斜面改为AC(仅倾角变化，仍从A点由静止释放，则最终停在水平面OD上的(设各处动摩擦因数相同)
A．D点右侧
B．D点左侧
C．D点
D．无法确定
答案
答案：C
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如图所示，OD是一水平面，AB为一斜面，物体经过B处时无能量损失，一质点由A点静止释放，沿斜面AB滑下，最后停在D点，若斜面改为AC(仅倾角变化，仍从A点由静止释放，则最终停在水平面OD上的(设各处动摩擦因数相同)
A．D点右侧
B．D点左侧
C．D点
D．无法确定
答案：C
| Question The following information has been gathered regarding Williams Investing, which uses the straight-line method for depreciation. Depreciable life of 8 years on its assets. Net book value of assets is $ 40 million. Accumulated depreciation is $ 28 million. Salvage value is $12 million. It recently revised the estimates for the remaining useful life of its assets from 4 years to 6 years. Net income before the change is $13 million. The effective tax rate for the firm is 40 percent. |
Depreciation expense for Williams Investing will decrease by:
A．
| A. $ 2.3 million. |
B．
| B. $ 3.6 million. |
C．
| C. $ 1.4 million. |