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the position of an object moving along the x axis is given by xt70t-30t2 with t in seconds and x in metersa what is the
an atomic clock moves at 1 000 kmh for 100 h as measured by an identical clock on the earth at the end of the 100-h
an automobile mirror shows an image of truck located 10m from mirror the focal length of the mirrors is - 060m find the
a spherical mirror has a focal length of 10cm locate and describe the image for an object distance of
a 021-kg apple falls from a tree to the ground 40 m below ignoring air resistance determine the apples kinetic energy k
a small can of radius r70cm and height h100cm is suspended by a string in a beaker of water so that its depth is 15cm
1 a rock is suspended form a scale reads 100 n a beaker of water is raised up so the rock is totally submerged in the
calculate the minimum thickness of a soap bubble film that results in constructive interference in the time reflected
an astronaut and a satellite are at rest when the astronaut pushes off from the satellite with a velocity 45 ms
an innitely long wire carries a current i along the x-axis and is bent so as to have a semi-circular detour around the
a cylindrical wire carries a steady total current i uniformly distributed across the cross section of the wireif the
a sphere of radius r1 has a uniform charge density rho within its volume except fora small spherical hollow of radius
the hubbles discovery of the expansion of the universe led astronomers to conclude that our universe must have started
the blackbody radiation emitted from a furnace peaks at a wavelength of 27 10-6 m00000027 m what is the temperature
aircraft equipped with powerful radar units are forbidden from turning them on when on the ground near people explain
a camera is equipped with a lens with a focal length of 36 cm when an object 29 m 290 cm away is being photographed
a np hetero junction diode of the same donor and acceptor dopant concentrations and areas as the si homo junction diode
a certain object is composed of a solid sphere of mass 15 kg and radius 05 m connected to two thin rods of length 2 m
if the a1n-si schottky barrier contact shown in given figure was used as the ohmic contact to the n-si surface of the
explain how flight is achieved nbspplease provide an example and usenbspthree concepts or laws to supportnbspyour
helium-3 he3 has potential to be used as fuel in future nuclear fusion power plants it would produce a clean fusion
what is the peak current density and peak voltage for a abrupt pn tunnel diode in a direct material what is the valley
what three functions is the immune system organized to fulfill what are the two subdivisions of the immune system and
the accurate metal work functions are recently determined using the inverse problem of problem that is if ndd is known
an 1800 kg car stopped at a traffic light is struck from the real by a 900kg car the two cars become entangled moving