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A bowling ball of mass 1 kg hits a spring with velocity 1 m/s. The spring constant is also 1 (how convenient!). What is the maximum compression of the spring in centimeters?
The temperature near the surface of the earth is 310 K. A xenon atom (atomic mass = 131.29 u) has a kinetic energy equal to the average translational kinetic energy, how high up would it go before coming to rest
A capacitor of value C is connected across a battery of voltage V. The capacitor is fully charged. Find the new charge on the capacitor
To clear the net, the ball must rise at least 0.294 m. If the ball just clears the net at the apex of its trajectory, explain how fast was the ball moving when it left the racquet?
The Black hole at the center of the milky way galaxy is estimated to contain about 4 million solar masses, find the Scwarzchild radius of our galaxy's black hole
It takes 2.7×106J of heat to bring a quantity of water from 24?C to a boil. What is the mass of water
A typical ten-pound car wheel has a moment of inertia of about 0.35kg?m2. What is the rotational kinetic energy K of the rotating wheel
A 1070-N uniform beam is attached to a vertical wall at one end and is supported by a cable at the other end. A 1960-N crate hangs from the far end of the beam.
Light of wavelength 418 nm is incident normally on a film of water 1.0 µm thick. The index of refraction of water is 1.33. What is the wavelength of the light in the water
If linear momentum is conserved when there is no external force applied, how is angular momentum conserved
You bring a 350-g wrench into the house from your car. The house is 15 C warmer than the car, and it takes 2.52 kJ of energy to warm the wrench by this amount. Find (a) heat capacity of the wrench and (b) specic heat of the metal it's made from.
A projectile is fired with an initial speed of 164 m/s. Find the angle of projection such that the maximum height of the projectile is equal to 0.5 times its horizontal range
A small fan has blades that have a radius of 0.0600 m. When the fan is turned on, the tips of the blades have a tangential acceleration of 19.6 m/s2as the fan comes up to speed
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