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Compute the linear momentum and angular momentum of a Frisbee of mass 0.125 kg if it has a linear speed of 2.25 m/s and an angular velocity of 47.5 rad/s. Treat the Frisbee as a uniform disk of radius 15.5 cm.
what is the linear and angular momentum?
A group of explorers in Antarctica can obtain water only by melting ice. They wish to make 4 cups of coffee, determine the amount of heat required and the amount of power required
Write x-versus-t equations of motion
A 71 kg skier encounters a dip in the snow's surface that has a circular cross section with a radius of curvature of 12 m. If the skier's speed at point A is 7.0m/s , what is the normal force exerted by the snow on the skier at point B? Ignore fricti..
A parallel-plate capacitor C is charged up to a potential V with a charge of magnitude Q on each plate. What is the potential difference across the plates in terms of V
Find the closest distance an alpha particle of kinetic energy 5.0MeV can approach a bare gold nucleus, What is its kinetic energy in eV when it is expelled to infinity
Sound with a frequency 700 Hz from a distant source passes through a doorway 1.07 m wide in a sound-absorbing wall. Find the number of the diffraction minima at listening positions along a line parallel to the wall
what is the total displacement of the jetliner between touchdown on the runway and coming to rest.
A gear system uses 300 joules of energy to move a 20-newton mass 10 meters to the right. How much energy was converted to heat
A bucket filled with dirt of mass 22 kg is suspended by a rope that hangs over a pulley of mass 31kg and radius 0.15 m. everything is at first at rest.
A 9kg block is connected by a string over a light pulley to a 5kg block that is sliding over a flat table (i.e. the 9kg is pulling the 5kg off the table). If Co-efficient of kinetic friction is 0.200, find the tension in the string.
A charge of -3.80 nC and a charge of -6.00 nC are separated by a distance of 60.0 cm. Find out the position at which a third charge of +7.30 nC could be placed so that the net electrostatic force on it is zero.
An extension cord made of two wires of diameter 0.129cm (no. 16 copper wire) and of length 2.2m is connected to an electric heater which draws 17.0 A on a 120V- line, How much power is dissipated in the cord
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