heliographs sentence in Hindi
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- A heliograph was installed in 1879 at Signal Hill, the small rise overlooking the main settlement in Thomson Bay.
- A single circuit submarine communications cable was laid from Cottesloe in 1900, after which the heliograph service was discontinued.
- Shortly thereafter, the heliograph system was abandoned along with a number of forts used in the Apache campaign ."
- During daylight hours when the sun is visible, a heliograph mirror can be used to flash bright, intense sunlight.
- During this campaign, Miles's special signals unit used the heliograph extensively, proving its worth in the field.
- The primary types of visual signalling were Semaphore flags, lamps and flags, lamps and lights, and the heliograph.
- The Baroness rides to a deserted country road, where she uses a heliograph to signal for Filibus's airship.
- With Pawsey's help, ?30, 000 was raised from the Ford Foundation to build the Culgoora radio-heliograph.
- In the Boer War, where both sides used heliographs, tubes were sometimes used to decrease the dispersion of the beam.
- The distance that heliograph signals could be seen depended on the clarity of the sky and the size of the mirrors used.
- During the Jowaki Afridi expedition sent by the British-Indian government in 1877, the heliograph was first tested in war.
- At 1820 that day, " McCall " s crew observed a heliograph from a cliff south of Uruno Point.
- Heliograph Peak, as one of the highest mountains in southeast Arizona, served as one of the peaks in that system.
- Niepce called the permanently fixed, direct positive picture _ the first ever captured from nature _ a " heliograph ."
- In the modern era, semaphores and wireless solar telegraphs called heliographs were developed, using coded signals to communicate with their recipients.
- The heliograph was a simple but effective instrument for instantaneous optical communication over long distances during the late 19th and early 20th century.
- Visibility was improving about 07 : 30, and by 07 : 55 the fog had lifted sufficiently for heliographs to be used.
- However, on the evening of 27 June he received a heliograph message from Millot, ordering him to return to Hanoi at once.
- A historic fire lookout was partially burned, and an electronic equipment storage shack was damaged Tuesday when the Gibson fire hit Heliograph Peak ."
- Fire lookout towers were used in the United States in the early 20th century and fires were reported using telephones, carrier pigeons, and heliographs.
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