Suppose that Huygens made the experiment alluded to, without design, what he really observed was that the images appeared and disappeared alternately as he turned the rhomb round.
The requisite obliquity is secured by making the rhomb of such a length that the plane of which b c is the section shall be perpendicular, or nearly so, to the two end surfaces of the rhomb b x, c y.
Let this rhomb be cut along the plane b c; and the two severed surfaces, after having been polished, reunited by Canada balsam.
On rotating this rhomb of spar, one of these marks is seen to revolve round the other, which remains stationary, the moving mark passing further from the centre in places.
Yes, the angles of the rectangle are equal, but the rhomb has only its opposite angles equal.
The sides of the rhomb are equal, but the sides of the rectangle are not all equal.
What is the difference between a rhomb and a rectangle?
What is the difference between a rhomb and a rhomboid?
The sides of the rhomboid are not equal, nor yet its angles, but the sides of the rhomb are equal.
The polarizing property of the rhomb is perhaps better shown by the next diagram, where A B represents the obtuse angles of the Iceland spar, and a line drawn from A to B, would be the axis of the crystal.
The double-refracting power of this mineral is illustrated by holding a small rhomb of Iceland spar, placed in a proper brass tube before the orifice as at Fig.
One face of the model rhomb to admit the transversal vibration, represented by the cardboard model.
If a printed slip of paper is placed behind a rhomb of Iceland spar, two images of the former are apparent, and the stereograph already alluded to shows this fact very perfectly, at the same time illustrates the value of the stereoscope.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "rhomb" in a variety of sentences. We hope that you will now be able to make sentences using this word.
