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A car of mass 1000 kilogram moves with a speed of 55 m/s on a circular track of radius 120 meter. Obtain the magnitude of its angular momentum relative to the center of the race track?
(in kg . m2/s)
An object is placed 10 cm in front of a concave mirror whose focal length is 17 cm. The object is 3.02 cm tall. Using a ray diagram drawn to scale, gauge the location and the height of the image. The mirror should be drawn to scale.
Transverse waves of amplitude 0.8 mm travel at 60 m/s along a ropeof linear mass density 3.5 g/m. A 50 Hz oscillator is connected toone end. What is the average power supplied by the oscillator
two wheels a and b are arranged by a belt system. the radius of b is three times the radius of a. what would be the
What is the longest wavelength of light that may be absorbed by a hydrogen atom that starts in the second excited state
A thin rod of length 0.75 m and mass 0.35 kg is suspended freely from one end. It is pulled to one side and then allowed to swing like a pendulum, Find the rod's kinetic energy at its lowest position
An object of mass 2.00 kg is oscillating freely on a vertical spring with a period of 0.540 s, Find the spring constant k and Find the unknown mass
a daredevil is shot out of a cannon at an angle of 53 degrees with respect to the horizontal. the daredevil has an
A 2 kg mass is placed at rest against a spring of spring constant 5 N/m, which is compressed by 10 cm from its equilibrium position. compute the amount of potential energy stored in the spring
Develop an expression for the electric field anywhere inside thecylinder. To check your result, what is the magnitude of theelectric field at r = 5.90 cm, where R = 9.80 cmand ρ = 7.55 μC/m3?
In an experiment designed to measure the speed of light, a laser isaimed at a mirror that is 47.0 km due north. A detector is placed139 m due east of the laser. The mirror is to be aligned so that light from the laser refelects into the detector.
A charged conducting sphere of radius 18 cm has 1012 electrons removed from its surface. What is the surface charge density of the sphere
A small block with a mass of 0.170 kg is attached to a cord passing through the hole in a frictionless, horizontal surface .The block is initially revolving at a distance of 0.50 m from the hole with a speed of 0.80 m/s. The cord is then pulled from ..
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