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An air-track glider attached to a spring oscillates between the 11.4 cm mark and the 57.27 cm mark on the track. The glider completes 13.83 oscillations in 20.27 s. What is the maximum speed of the glider in cm/s?
Ice at -14.9 °C and steam at 115 °C are brought together at atmospheric pressure in a perfectly insulated container. After thermal equilibrium is reached, the liquid phase at 52.0 °C is present.
A block slides upward on a rough, vertical wall at constant velocity when a force F of 60 N acts on it at an angle ? = 60? to the horizontal. Determine the force of kinetic friction on the block
The far point of a nearsighted person is 5.0 m from her eyes, and she wears contacts that enable her to see distant objects clearly. How high is the image formed by the contacts
The speed of light is 1.10 times as large in material A than in material B. Determine the ratio na/nb of the refractive indices of these materials
A very light rigid rod of length 0.600 m extends straight out from one end of a metre long rod of mass M. Determine the period of oscillation of the system
Calculate Earth's average speed relative to the Sun (in m/s). According to my book, the answer is 3.0x10^4 m/s
Emilie's potter's wheel rotates with a constant 2.20rad/s2 angular acceleration. What was the angular velocity of the wheel at the beginning of the 3.30s interval
The leg and cast weigh 177N (w1). Find out the weight w2 and the angle α required so that no force is exerted on the hip joint by the leg plus cast.
A balsa-wood raft has the following dimensions: L=2.34m , W= 1.35m , H= 0.65m. if the mass of an average person is 72.5kg, how many people can the raft safely support
A laser beam is incident on two slits with a separation of 0.175 mm, and a screen is placed 4.85 m from the slits. estimate the wavelength of the laser light
A small ball of mass 0.60 kg is attached to one end of a 1.15 m long massless rod, and the other end of the rod is hung from a pivot
A singly charged ion (charge q = +1.60e-19 C) completes four revolutions in a uniform magnetic field, Calculate the mass of the ion in kilograms
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