How fast is she going when she reaches the bottom
A novice skier, starting from rest, slides down a frictionless 33.0° incline whose vertical height is 124 m. How fast is she going when she reaches the bottom?
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Two particles are fixed on an x axis. Particle 1 of charge q1=2.3x10-8 C at x=20.0 cm and particle 2 of charge q2= -4.50q1 at x=70 cm. At what coordinate (i.e., x value) on the axis is the net electric field produced by the particles equal to zero
An 9.00 {rm kg} point mass and a 15.0 {rm kg} point mass are held in place 50.0 {rm cm} apart. A particle of mass m is released from a point between the two masses 19.0 {rm cm} from the 9.00 {rm kg} mass along the line connecting the two fixed mas
An elastic cord is 67 cm long when a weight of 58 N hangs from it but is 86 cm long when a weight of 78 N hangs from it. What is the "spring" constant k of this elastic cord?
In a performance test, each of two cars takes 9.0 s to accelerate from rest to 27 m/s. Car A has a mass of 1400 kg, and car B has a mass of 1900 kg. Find the net average force that acts on each car during the test.
Explain the primary characteristics of counterterrorism and counterinsurgency. Explain their role and function in the Global War on Terror (GWOT).
In a 25.0 set, the ghost is about 1.00 to the right of the principal image if the reflected signal arrives 0.800 after the principal signal.In this case, what is the difference in the distance traveled by the two signals?
Your expression should give 3.0 m/s for and your answer to part A for theta. Express your answer in terms of theta. Make a graph of v versus theta for one complete revolution.
A hot iron horseshoe (mass=0.40 kg), just forged is dropped into 1.60 L of water in a 0.30-kg iron pot initially at 20 degree celsius. If the final equilibrium temperature is 25.0 degree cesius, estimate the initial temperature of the hot horsesh
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