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Question: A 200 gram metal block absorbs 1500 joules of heat, and its temperature changes by 150 degrees Celsius. What is the specific heat capacity of this metal?
The horizontal and vertical components of the initial velocity of a football are 20m/s and 30m/s respectively. To what maximum height doe the football rise
A beam of parallel light, 1.50 mm in diameter passes through a lens with a focal length of 13.7 cm. What is the distance between the two lenses
the astronaut whose heart rate on earth is 60 beats/min increases his velocity to v=.8c. Now what is his heart rate as measured by an earth observer
Which of these systems are made of identical particles? Explain
A 5kg mass slides along a frictionless surface and strikes another block of mass 3kg which is at rest. Assume the collision iselastic and determine the final velocities of each of the blocks.
Sodium ions (Na+) move at 0.844 m/s through a bloodstream in the arm of a person standing near a large magnet. what would be the magnetic force on the arm
Light enters a 10 cm thick, parallel face, glass block at normal line drawn through the block. The angle of incidence for the light is 30 degrees. What is the index of refraction of the prism
The larger the mass of a star, the shorter its Main Sequence lifetime becomes. Estimat the Main Sequence lifetime of a star with a mass of 6 Msolar
A neutron star has a mass of 2.20 × 10^30 kg (about the mass of our sun) and a radius of 5.20 × 10^3 m. Assume an object falls from rest near the surface of such a star. How fast would it be moving after it had fallen a distance of 0.0083 m.
Estimate how much the density of water changes between surface water and deep ocean water on the OR coast, assuming that only temperature changes. Apply reasonable estimates (+- 2 degrees Celsius) for the surface and deep water temperature, using val..
Physics - Potential Energy - Gravitational Force A satellite has a mass of 100 kg and is located at 2.00 x 10^ 6 m above the surface of earth. (A) What is the potential energy associated with the satellite at this location?
The resistor in a series RCL circuit has a resistance of 97.0 ?, while the rms voltage of the generator is 6.00 V. what is the average power delivered to the circuit
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