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" Why the image is seen as far behind the mirror as the object is in front of it.— Let AB be an arrow held Fig. "
Light and Electricity: Notes of Two Courses of Lectures Before the Royal ... - Página 28
por John Tyndall - 1871 - 194 páginas
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Familiar Illustrations of Natural Philosophy: Selected Principally from ...

James Renwick - 1840 - 412 páginas
...plane mirror, an image is seen of an object placed in front of it. This image is seen as if it were as far behind the mirror as the object is in front of it ; is erect, and of the same size as the object. The image of each point is in the line let fall from...
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A Manual of Natural Philosophy: Compiled from Various Sources, and Designed ...

John Johnston - 1846 - 314 páginas
...the image of an object seen in it will always appear erect and of the natural size, and situated just as far behind the mirror as the object is in front of it. Let it be constantly borne in mind that the light by which an object is seen emanates from each point...
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A Manual of Natural Philosophy ...

John Johnston - 1854 - 420 páginas
...the image of an object seen in it will always appear erect and of the natural size, and situated just as far behind the mirror as the object is in front of it. Let it be constantly borne in mind that the light by which an object is seen emanates from each point...
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Directory, revised to March 1861(-June 1885), with regulations for ...

Science and art department - 1863 - 548 páginas
...other similar phenomena. He ought to be able to explain why the image in a plane mirror must appear as far behind the mirror as the object is in front of it ; why a stick appears bent when dipped obliquely into water ; and why the bottom of a river or lake,...
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Handbook of Natural Philosophy: For School and Home Use

William James Rolfe, Joseph Anthony Gillet - 1869 - 364 páginas
...A plane mirror simply alters the direction of the rays, and makes them appear to come from a point as far behind the mirror as the object is in front of it. Now, as we -always see an object in the direction which the rays have on entering the eye, the object...
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Fourteen Weeks in Natural Philosophy

Joel Dorman Steele - 1869 - 350 páginas
...and of the same size as the object. It is, however, reversed right and left. Why the image is seen as far behind the mirror as the object is in front of it. — Let AB be an arrow held Fig. IBS. in front of the mirror, MN. Eays of light from the point A striking...
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Notes of a Course of Nine Lectures on Light Delivered at the Royal ...

John Tyndall - 1870 - 92 páginas
...glass brighter, more luminous, than that reflected from the metal. Irregularities in the reflexion from lookingglasses often show themselves ; but with...announces the equality of the angles of incidence and reflexion. Draw a line representing the section of a plane mirror; place a point in front of it. Rays...
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Notes of a Course of Nine Lectures on Light: Delivered at the Royal ...

John Tyndall - 1870 - 110 páginas
...the reflexion from lookingglasses often show themselves ; but with a good glass — and there are lew glasses so defective as not to possess, at all events,...announces the equality of the angles of incidence and reflexion. Draw a line representing the section of a plane mirror; place i\ point in front of it. Rays...
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A Fourteen Weeks' Course in Natural Philosophy

Joel Dorman Steele - 1871 - 350 páginas
...and of the same size as the object. It is, however, reversed right and left. Why the image is seen as far behind the mirror as the object is in front of it.— Let AB be an arrow held Fig. 133. in front of the mirror, MN. Bays of light from the point A striking...
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Chambers's Edinburgh journal, conducted by W. Chambers. [Continued as ...

Chambers's journal - 1873 - 876 páginas
...theory then attacks the subject of reflection. Now, in the case of reflection, the image appears to be as far behind the mirror as the object is in front of it. This is explained, and so is the distorted appearance of objects seen by means of a concave or convex mirror....
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