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A 89.3 kg fullback running east with a speed of 4.92 m/s is tackled by a 94.8 kg opponent running north with a speed of 2.93 m/s.
(a) If the collision is perfectly inelastic, calculate the speed and direction of the players just after the tackle.(b) Determine the energy lost as a result of the collision.
If you observe light reflected from Saturn's rings, youshould see a redshift at one edge of the rings and a blueshift atthe other edge. what is the orbital velocity of particles at the outer edge of the rings
A compound microscope has objective and eyepiece focal lengths of 6.5mm and 2.2cm , respectively. what is the magnification of the instrument
two charges are placed on the x axis. one of the charges q1 9.3 microc is at x1 3.1 cm and the other q2 -18 microc
a sailboat is traveling east at 5.9 . a sudden gust of wind gives the boat an acceleration 0.80 40 north of east.
In a typical experiment to study the force between electric currents in identical fixed and movable wires, the centres of the wires were separated 0.687 cm and the length of the movable wire was 26.5cm. The apparatus was set up so as to produce an..
A beam of thermal neutrons emerges from a nuclear reactor and is incident on a crystal. Find the Bragg- scattering angle that results in a scattered beam of this energy
when 92.8 v is applied across a wire that is 9.8 m long and has a 0.32 mm radius the magnitude of the current density
1 a conducting sphere of radius 2.00 cm 0.020 m has a charge of 1 micro c deposited on it. what is the magnitude of the
A "seconds pendulum" is one that moves through its equilibrium position once each second. (The period of the pendulum is precisely 2.000 s.) The length of a seconds pendulum is 0.9928m at Tokyo and0.9941m at Cambridge, England.
A rifle with a weight of 20 N fires a 3.0 g bullet with a speed of 260 m/s. If a 700 N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle
A 20 liter tank of helium is at a pressure of 172kPa at a temperature of 0 C. What is the speed of the helium atoms in the tank at this new volume
if a 1.1x1011 n force is applied on each 100.0 m cylinder of aluminum brass and steel with a radius of 10.0 m figure 8
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