torsion balance वाक्य
उदाहरण वाक्य
मोबाइल
- For their measurements, which have an uncertainty of about . 0015 percent, the University of Washington researchers used an improved version of a torsion balance.
- He lowered a crystal on a glass fiber attached to a torsion balance into a solution whose magnetic susceptibility could be varied between two magnetic poles.
- To find the torsion coefficient ( " ? " ) of the wire, Cavendish measured the natural oscillation period " T " of the torsion balance:
- The most important advance in experiments on gravitation and other delicate measurements was the introduction of the torsion balance by Michell and its use by Cavendish.
- In essence, the torsion balance measures the force of some external agent acting on a suspended object by measuring the torque, or twist, on that object.
- Francis Ronalds, the inaugural Director of the Kew Observatory, made important improvements to the Coulomb torsion balance around 1844 and the modified instrument was sold by London instrument-makers.
- In an experiment not dissimilar from others mentioned above, Paliwal " et al . " constructed a molecular torsion balance from an aryl ester with two conformational states.
- To guard against the influence of air currents, the apparatus ( called a torsion balance ) was enclosed in a room and observed with telescopes mounted on each side.
- This corporation remained in existence until the year 1943 when it was dissolved in the manner later des�cribed; and it, thereupon, became a division of the Torsion Balance Company.
- During the solar eclipse of January 26, 2009, a correlation was found between anomalous behavior of a pendulum and torsion balances, located at two different points outside the shadow zone.
- After the acquisition of the business of Christian Becker, the Torsion Balance Company formed a New York corporation called Christian Becker Incorporated by filing a certificate dated February 18, 1915.
- The apparatus Cavendish used for weighing the Earth was a modification of the torsion balance built by Englishman and geologist John Michell, who died before he could begin the experiment.
- Using this equipment, Cavendish calculated the attraction between the balls from the period of oscillation of the torsion balance, and then he used this value to calculate the density of the Earth.
- Torsion balances, torsion pendulums and balance wheels are examples of torsional harmonic oscillators that can oscillate with a rotational motion about the axis of the torsion spring, clockwise and counterclockwise, in harmonic motion.
- The experimental apparatus consisted of a torsion balance with a pair of 2-inch 1.61-pound lead spheres suspended from the arm of a torsion balance and two much larger stationary lead balls ( 350 pounds ).
- The experimental apparatus consisted of a torsion balance with a pair of 2-inch 1.61-pound lead spheres suspended from the arm of a torsion balance and two much larger stationary lead balls ( 350 pounds ).
- Coulomb first developed the theory of torsion fibers and the torsion balance in his 1785 memoir, " Recherches theoriques et experimentales sur la force de torsion et sur l'elasticite des fils de metal & c ".
- The "'torsion balance "', also called "'torsion pendulum "', is a scientific apparatus for measuring very weak forces, usually credited to Charles-Augustin de Coulomb, who invented it in 1777, but independently invented by John Michell sometime before 1783.
- In a torsion balance the drive torque is constant and equal to the unknown force to be measured F \,, times the moment arm of the balance beam L \,, so \ tau ( t ) = FL \,.
- This fact has been put to practical use since 1915 1916, when Roland E�tv�s's torsion balance was used to prospect for oil near the city of Egbell ( now Gbely, Slovakia . ), p . 1663;, p . 223.
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