A right triangle(直角三角形) is a triangle two of whose sides(边) are perpendicular.

The distributed reinforcements in the slab should be perpendicular to the stressed reinforcements.

It will not be necessary to calculate the component of the velocity perpendicular to (垂直于) the magnetic field(磁场).

The axis of the Forbidden City is ________ the axis of Beijing. A: parallel with B: overlapped with C: perpendicular to

The distributed reinforcements in the slab should be perpendicular to the stressed reinforcements. A: 正确 B: 错误

In a ( ), the oscillations are perpendicular to the direction in which the wave travels. An example is a wave on a string. A: transverse wave B: longitudinal wave

The following is a list of manipulation methods of Shaoze (SI 1) , which one is right ? A: prick to cause bleeding B: Perpendicular insertion 0. 5-1.0 cun C: Oblique insertion 0.5-0.8 cun D: Perpendicular insertion 0. 3- 0.5 cun E: Oblique insertion 0.5 -1.0 cun

Semiconductor<br/>with a current is placed in a magnetic field perpendicular to the<br/>current and it induced electric field in the direction. This<br/>phenomenon is known as the ______ .

A circular loop of wire is held in a uniform magnetic field, with the plane of the loop perpendicular to the field lines. Which of the following will not cause a current to be induced in the loop? A: crushing the loop B: rotating the loop about an axis perpendicular to the field lines C: keeping the orientation of the loop fixed and moving it along the field lines D: pulling the loop out of the field

In the free space, the magnetic strength of the magnetic field of infinite plane current (excluding the thickness of the plane current) is [img=14x24]1803b72d2d865c9.png[/img]=______. A: μ0i, whose direction is the same as the current B: μ0i/2, whose direction is the same as the current C: μ0i, whose direction is perpendicular to the current D: μ0i/2, whose direction is perpendicular to the current