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The 5-kg uniform rod AC is attached to springs of constant k = 500 N/m at B and k =620 N/m at C, which can act in tension or compression. If the end C of the rod is depressed slightly and released, determine
(a) the frequency of vibration,
(b) the amplitude of the motion of point C, knowing that the maximum velocity of that point is 0.9 m/s.
A fireman 54.0 m away from a burning building directs a stream of water from a ground-level fire hose at an angle of 22.0° above the horizontal. at what height will the stream of water strike the building
A torsion pendulum is made from a disk of mass m = 5.7 kg and radius R = 0.67 m, What is the torsion constant of this pendulum
A ball is thrown horizontally from the top of a house 35 meter high. Obtain what is the time that the ball is in flight
An absorption line of the element beryllium is observed in the spectrum of the galaxy above as lying 509.4 nm. What is the speed of the recession of the galaxy in km s^1 assuming that the speed of light is c = 3.00 x 10^5 km s^-1. And what is the ..
A hollow cylinder (hoop) is rolling on a horizontal surface at speed 4.2m/s when it reaches an 18 degree incline. How far up the incline will it go
When Skylab recentered the Earth's atmosphere on July 11,19790, it broke into a m,yraid of pieces. What was the kinetic energy of the film vault when it landed
What is the magnitude of the total electrostatic force on a third particle with charge 9 uC placed on the x-axis at 2 cm? The Coulomb constant is 8:9875 109 Nm2=C2. Answer in units of N.
A projector lens having a focal length of 15 cm puts an image of a 35 mm slide on a screen 4 m away, How large is the image of the slide on the screen
A 3.0 kg mass collides and sticks to a 5.0 kg mass connected tothe end of a string. what is the initial speed of the two mass system
A solid disk rotates in the horizontal plane at an angular velocity of 0.049 rad/s with respect to an axis perpendicular to the disk at its center. what is the angular velocity of the disk
The balloon contains 0.30mol of helium starts at a pressure of 110 kPa and rises to an altitude where the pressure is 70.0 kPa, How much work does the gas in the balloon do
A 70kg man walks out on a 10kg beam that rests on, but is not attached to, two supports. When beam just starts to tip, what is the force exerted on the beam by the right support.
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