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A wheel turns with a constant angular acceleration of 0.640 rad/s^2
(A) How much time does it take to reach an angular velocity of 8.00 rad/s, starting from rest?
(B) Through how many revolutions does the wheel turn in this interval?
Use the following values for mass and charge: an electron has mass me = 9.11×10-31 kg and charge -e, What is the kinetic energy of the electron in units of eV
A creamy salad dressing is made up of heavy cream, corn oil, and vinegar (as well as a pinch of dry mustard, salt and pepper). You put the cream, oil, and vinegar in a glass jar.
A tetherball leans against the smooth, frictionless post to which it is attached, What is the force the pole exerts on the ball
assume that the microwave radiation has a wavelength of 11.2 cm. How many photons are required to heat 235 mL of coffee from 25.0 ^circ rm C to 62.0 ^circ rm C.
A solid cylinder of radius r1 = 3.0 cm, length h1 = 6.0 cm, emissivity 0.87, and temperature 35°C is suspended in an environment of temperature 64°C. What is the cylinder's net thermal radiation transfer rate
A uniform ladder of length L and mass m leans against a frictionless vertical wall, making an angle of 48° with the horizontal. how high can you climb before the ladder begins to slip
A light spring-gun projectile launcher is mounted on an .443 kg air track glider. find the speed of the air-track glider after the gun is fired
Two manned satellites approaching one another at a relative speed of 0.300 m/s intend to dock. What is the loss of kinetic energy in this inelastic collision
A metal guitar string has a linear mass density of ? = 3.20 g/m. What is the speed of transverse waves on this string when its tension is 80.0 N
A projectile is launched at an angle of 34^{\circ} above the horizontal. The projectile has a mass of 1.50 kg and is given an initial speed of 20.0 m/s. What is the initial kinetic energy of the projectile
A spaceship needs to change its course by angle ?. The ship's engines can exert a force F in any direction. For how long do the engines need to remain on
An object suspended from a spring vibrates with simple harmonic motion. At an instant when the displacement of the object is equal to one-half the amplitude, what fraction of the total energy of the system is kinetic
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