What is the spring constant for this chair
Your new designer chair has an S-shaped tubular metal frame that behaves just like a spring. When your friend, who weighs 640 N, sits on the chair, it bends downward 6 cm. What is the spring constant for this chair?
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A 31.0 cm diameter coil consists of 22 turns of circular copper wire 2.6 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 8.60 multiplied by 10-3 T/s. Determine the current in the loop.
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A person with a mass of 76 kg and a volume of 0.084 m^3 floats quietly in water. The volume of the person above the water is 8.00*10^-3 m^3. If an upward force F is applied to the person by a friend, the volume of the person above water increases
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The rotational inertia of a collapsing spinning star changes to 1/2 its initial value. What is the ratio of the new rotational kinetic energy to the initial rotational kinetic energy (KEnew / KEi)?
When another object of mass m2 is hung on the spring along with m1, the frequency of the motion is 4.00 Hz. Find the ration of m2/m1 of the masses.
The three key resources in management information systems (MIS) are information, information technology, and people. Which of these three resources is the most important? Why? The least important? Why?
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