题目内容（请给出正确答案）

[主观题]

In composite motion of a point, the transport velocity and acceleration at an instant are the velocity and acceleration of the point in the moving reference frame coinciding with the moving point.

提问人：网友liuweijia 发布时间：2022-01-07

参考答案

查看官方参考答案

如搜索结果不匹配，请联系老师获取答案

您可能会需要：

重置密码查看订单联系客服

安装简答题APP，拍照搜题省时又省心！

更多“In composite motion of a point…”相关的问题

第1题

Air velocity doesn’t impact the size of particle.

点击查看答案

第2题

If language input doesn't occur until after this time, the individual will never achieve a full(3)___________ of language—especially(4)___________systems.

点击查看答案

第3题

If the functional curve of VELOCITY in an oscillation is shown as figure, then the amplitude of oscillation is A = __________________cm.

点击查看答案

第4题

In sentence non-final position the difference in tone meaning between low rise, high rise, fall-rise or mid level tone varieties is not great. Sometimes speakers just seem to ring the changes between them to avoid repetition.

点击查看答案

第5题

Asimov concerned himself more with advance in science than with the man-machine relationship in the future.

点击查看答案

第6题

______ can be used to make the deck of a ship slippery to avoid pirates from climbing it.

A、Water cannon

B、Anti-traction material

C、Boat trap

D、Electric fence

点击查看答案

第7题

Radar Installation 通过码

点击查看答案

第8题

If the central bank raise discount rates

A、money supply will increase

B、inter bank rate will fall

C、banks' reserve will decrease

D、none of above

点击查看答案

第9题

Crank OA rotates with angular velocity w and angular acceleration α. The accelerations are drawn in the figure if point A on crank OA is chosen as the moving point and the moving reference frame is attached to the T-shaped member. Which equation is correct according to the theorem of composition of accelerations?

A、

B、

C、

D、

点击查看答案

第10题

In the mechanism, [图], [图], [图]. Crank [图] rot...

In the mechanism,,,. Crankrotates with a constant angular velocityin clockwise direction. At the position shown, points,andare on one vertical line. Which equation is correct for the velocity/acceleration of pointor?