Physics, 18.02.2022 18:20 tmeissner14
Calculate the potential energy of a 1200 kg boulder on a cliff 45 m above the ground.
Answers: 1
Physics, 21.06.2019 21:30
Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?
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Physics, 22.06.2019 05:50
Astudent wears sunglasses to her read a book more easily which wave interaction occurs as light passes from the air into the plastic lenses? a polarization b.refraction c.diffraction d. interference
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Physics, 22.06.2019 12:10
Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free β body force diagram showing the forces acting on the block. (b) write down all relevant newtonβs equations for a given situation.
Answers: 1
Physics, 22.06.2019 15:00
Consider a uniformly charged ring in the xy plane, centered at the origin. the ring has radius a and positive charge qdistributed evenly along its circumference. a)what is the direction of the electric field at any point on the z axis? . b)what is the magnitude of the electric field along the positive z axis? use k in your answer, where k=14ΟΟ΅0. d)the ball will oscillate along the z axis between z=d and z=βd in simple harmonic motion. what will be the angular frequency Ο of these oscillations? use the approximation dβͺa to simplify your calculation; that is, assume that d2+a2βa2. express your answer in terms of given charges, dimensions, and constants
Answers: 2
Calculate the potential energy of a 1200 kg boulder on a cliff 45 m above the ground....
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