invar वाक्य
उदाहरण वाक्य
मोबाइल
- Problems with doming were addressed through the use of invar shadow masks that were mechanically robust and attached to the tube using a strong metal frame.
- A balance wheel of invar with a spring of elinvar was almost unaffected by temperature changes, so it replaced the complicated temperature-compensated balance.
- The Invar 9M119M and Invar 9M119M1 ( Invar-M ) are fired from a 125mm gun, like a shell, but operate like a guided missile.
- The Invar 9M119M and Invar 9M119M1 ( Invar-M ) are fired from a 125mm gun, like a shell, but operate like a guided missile.
- The Invar 9M119M and Invar 9M119M1 ( Invar-M ) are fired from a 125mm gun, like a shell, but operate like a guided missile.
- The name " Invar " comes from the word " invariable ", referring to its relative lack of expansion or contraction with temperature changes.
- Invar has a near-zero coefficient of thermal expansion, making it useful in constructing precision instruments whose dimensions need to remain constant in spite of varying temperature.
- All the iron-rich face-centered cubic Fe Ni alloys show Invar anomalies in their measured thermal and magnetic properties that evolve continuously in intensity with varying alloy composition.
- This pattern, built a couple of meters wide out of temperature-invariant steel invar, was used to keep the trains running on time in France before World War I.
- Common grades of Invar have a coefficient of thermal expansion ( denoted ?, and measured between 20 �C and 100 �C ) of about 1.2 ?10 " 6 creep.
- They were one of the first clocks to use a pendulum rod made of the low thermal expansion alloy invar, to prevent the pendulum from changing length with temperature changes, causing error.
- Dielectric resonators used in the 1960s, however, had very poor temperature coefficients, typically 500 times worse than a mechanical resonator made of invar, which led to instability of filter parameters.
- The unusual series of events began in August, when Prime Minister Invar Carlsson, who is retiring after three decades in politics, named Deputy Prime Minister Mona Sahlin, 38, as his successor.
- A few of the highest precision scientific clocks, constructed around 1900, had " high tech " pendulums of ultra-low-expansion materials such as the nickel steel alloy Invar or fused silica.
- Because tungsten and quartz have different coefficients of thermal expansion, the tungsten electrodes are welded to strips of pure molybdenum metal or Invar alloy, which are then melted into the quartz to form the envelope seal.
- Invar / Arkan / Kornet etc . These can hit reasonably well outside the practical range of 120mm cannon fire, and such ammunition common on BMP-3's, T72's, t80'etc.
- The ultramictrotome advances the rotating, drum-mounted specimen sample in such small increments ( utilizing the very low thermal expansion coefficient of Invar ) past the stationary diamond knife that sectioning thicknesses of several Angstrom units are possible.
- Missile 9M119M " Invar " put into service in 1992, and the missile 9M119M1 " Invar-M " in the second half of the 1990s . 9M119F and 9M119F1 guided missiles of high explosive action intended for defeat of enemy personnel.
- Missile 9M119M " Invar " put into service in 1992, and the missile 9M119M1 " Invar-M " in the second half of the 1990s . 9M119F and 9M119F1 guided missiles of high explosive action intended for defeat of enemy personnel.
- One of these is Invar 36, with " ? " approximately equal to 0.6 K " 1 . " 1 )-- > These alloys are useful in aerospace applications where wide temperature swings may occur.
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