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Two hockey pucks of equal mass approach each otherhead-onwith equal speeds of 8.7 m/s. They collide and one puck leaves the collision with a speed of 6.2 m/s. What is the speed of the other puck after the collision?
Three deer, A, B, and C, are grazing in a field. Deer B located 64 m from dear A at an angle of 53° north of west, What is the distance between deer A and C
The angular velocity of the earth is decreasing, changing the length of a day. Through the year 2000 it took 0.548 s longer to complete 365 revolutions than in the year 1900. What was the average angular acceleration of the earth through this period?
A satellite of mass 4500 kg orbits the Earth(mass = 6.0 1024 kg) and has a period of 5800 s. Find the magnitude of the Earth's gravitational force on the satellite
Suppose that a binary-star system consists of two stars of equal mass. What is the mass of each
To understand how to apply the equations for one-dimensional motion to the x and y directions separately in order to derive standard formulas for the range and height of a projectile
Suppose that, when the particle is at its equilibrium position, it is given a blow so that its speed instantaneously becomes vo in the downward direction. The particle is observed just to reach the fixed point B in its subsequent motion. Use your an..
A violin string 30.00 cm long and fixed at both ends oscillates in its n = 1 mode. The speed of waves on the string is 280 m/s, What is the wavelength of the emitted sound wave
A 500-kg package slides 1.50 m down a long ramp that is inclined at 24.0 degree below the horizontal. The coeficient of kinetic friction between the package and the ramp is uk+0.310.
What do you think of Socrates' conclusion that no person knowingly does evil, and therefore, all evil is ignorance and Do you agree or disagree, and why? If you disagree, state why.
A sphere of radius 2.34 cm and a spherical shell of radius 7.47 cm are rolling without slipping along the same floor. what should the ratio of the sphere\'s angular speed to the spherical shell\'s angular speed be
The magnetic field in a certain region is 0.128 , and its direction is that of the axis in the figure. What is the magnetic flux across the surface ?
A woman holds a tube of lipstick 7.5 cm from a spherical mirror and notices that the image of the tube is inverted, Calculate the focal length of the mirror
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