With reference to a statement that whistling could be very clearly heard, we may remark that experience has many times proved that the most indifferent form of transmitter will almost always respond well and even powerfully to such forms of vibration.--Electrical Review.
H C.--ELECTRIC MEASUREMENTS.
Into the smiling haze of Hardy's face his own keen black eye sparkled like an electric lantern flashed into a dark room.
WHAT ARE YOU GOING TO HAVE NEXT, CLARENCE,--ELECTRIC SHAMPOO OR FACE MANICURED?"
These "dead points" are the limits of each electric field, which "create", we say in electrical work, opposing fields beyond them.
This is really what takes place when you talk over a toy telephone made by a string stretched between the two tin mouth-pieces held at opposite sides of the room, with the difference that in the telephone the vibrations are carried electrically, while the toy carries them mechanically and not nearly so perfectly.
Boy Scout Electricans; or, the Hidden Dynamo-.
As for me I do not pretend to deserve the commendations you give me, but by the esteem which I have of your merit, and of your good sense, I will be always entirely Your affectionate friend to serve you, SOPHIA ELECTRICE.
And afterward they "electriced" back to college, as West put it, and the two boys stayed awake very, very late, laughing and giggling over the humors of the play and Joel's broken finger.
The electrical measurements taken by Dr. John Hopkinson during these experiments for the Electrical Purification Association, to whom I had sold my patents, entirely corroborated my contentions as to E.H.P. used, and agreed with the measurements of the managing electrician, Mr. Octavius March.
Watches, as electricians know to their cost, are liable to have their steel work accidentally magnetised, and the best chronometer under those conditions can never again be trusted to keep correct time.
Of course, as Candace held precisely similar opinions in regard to Dr. H., the two never could meet without a discharge of the opposite electricities.
"Electricity," Mac snapped out promptly.
And as I was going to explain, the earth is circumscribed by wireless currents of electricity----" "I--dammit, sir----" "But those are not the only invisible currents that are ceaselessly flowing around our globe!"
No evidence could be obtained of electricity.--Ann.
ELECTRICITY.--Automatic Commutator for Incandescent Lamps.--An apparatus for lighting automatically a new lamp to replace one that has failed.
The old minstrels saw far and deep, and clear into all heart-mysteries--and, low-born, humble men as they were, their tragic or comic strains strike like electricity.--Blackwood.
The indispensable, terrible newspaper, with its late allies, the Titans and sprites of steam and electricity,--bringing to each retired nook, and thrusting in upon each otherwise peaceful household, the crimes, follies, fears, solicitudes, doubts, problems of all kingdoms and peoples,--exasperates the former Scotch mist of impressions into a flooding rain, and almost threatens to swamp the brain of mankind.
ELECTRICITY.--Electric Registering Apparatus for Meteorological Instruments.--Grime's telemareograph described; an apparatus giving distant registrations of tidal phenomena.--2 illustrations.
In 1825, M. Derheim, of St. Omer, ascribes the almost sudden death of them at the approach of, or during storms, to the coagulation of the blood of these creatures, caused by the impression of the atmospheric electricity.--From the French.
CHAPTER XIV JANUARY 1, 1826--DECEMBER 5, 1829 Success of his lectures, the first of the kind in the United States.-- Difficulties of his position as leader.--Still longing for a home.--Very busy but in good health.--Death of his father.--Estimates of Dr. Morse.-- Letters to his mother.--Wishes to go to Europe again.--Delivers address at first anniversary of National Academy of Design.--Professor Dana lectures on electricity.--Morse's study of the subject.--Moves to No.
ELECTRICITY.--No Electricity from the Condensation of Vapor.--Note on Herr S. Kalischer's conclusions.
ELECTRICITY.--Phenomena of Alternating Currents.--By Prof. ELIHU THOMSON.--16 illustrations.
1791--SEPTEMBER 8, 1810 Birth of S.F.B. Morse.--His parents.--Letters of Dr. Belknap and Rev. Mr. Wells.--Phillips, Andover.--First letter.--Letter from his father.-- Religious letter from Morse to his brothers.--Letters from the mother to her sons.--Morse enters Yale.--His journey there.--Difficulty in keeping up with his class.--Letter of warning from his mother.--Letters of Jedediah Morse to Bishop of London and Lindley Murray.--Morse becomes more studious.--Bill of expenses.--Longing to travel and interest in electricity.--Philadelphia and New York.--Graduates from college.--Wishes to accompany Allston to England, but submits to parents' desires CHAPTER II OCTOBER 31, 1810--AUGUST 17, 1811 Enters bookshop as clerk.--Devotes leisure to painting.--Leaves shop.-- Letter to his brothers on appointments at Yale.--Letters from Joseph P. Rossiter.--Morse's first love affair.--Paints "Landing of the Pilgrims."
Uses of Electricity.%--Till Brush invented his arc light and dynamo, the sole practical use made of electricity was in the field of telegraphy.
You see there are gas and electrics both, sir, and I lighted them all.
It is not only the torpedo or the Gymnotus electricus that can send us messages from the ocean.
When this conductor is presented to one of the poles of a battery, the other pole of which communicates with the ground, it becomes charged with static electricity, like the coating of a Leyden-jar,--electricity which is capable of giving rise to a discharge-current, even after the voltaic current has ceased to be transmitted.
its length eighteen meters (60 feet), its resistance one ohm; 3/4 ampere is needed to work it, and less than a watt is absorbed by it.--Electricite.
1 cable back to Chicago main office, in all about fifteen miles of underground, through which we sent 1,200 words per minute and had a splendid margin.--Electrical World.
ECLAIR, m., eclat subit et passager de lumiere, cause par l'electricite des nuages.
New Gas Lighters.--Electric lighters.--3 engravings.
For example, if we could establish the truth of what up till now is only a conjecture, namely, that it is the action of the sun which produces thermoelectricity at the equator; that this produces terrestrial magnetism; and that this magnetism, again, is the cause of the aurora borealis, these would be truths externally of great, but internally of little, significance.