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Solve each part of given problem:
Problem: At a Washington Nationals game, Jason Werth hits a baseball directly upward. You observe it takes 3.5 s for the ball to reach the top of its trajectory.
Part A: Find the ball's initial velocity?
Part B: Find the maximum height it reaches?
It'd be really helpful if you could show all steps of your work.
When 195 g of a substance is heated to 335°C and then plunged into a 100 g aluminum calorimeter cup containing 134 g of water at 13.0°C, What is the specific heat of the substance
a 881 kg car is going 26 ms and the driver has to slam on his brakes to prevent an accident. assume that a total of
A person is standing at the edge of the water and looking out at the ocean. The height of the person's eyes above the water is h = 1.4 m, How far is it to the horizon
What is their orbital period?
A pair of closely spaced square conducting plates measure12 cm on a side. The electric field energydensity between the plates is 4.3kJ/m3. What is the charge on the plates?
What is the electric potential energy of the system. A man strikes a long aluminum rod at one end. Another man, at the other end with his ear close to the rod, hears the sound of blow twice (once through the air and once through the rod), with a 26..
Formulate the double-pendulum problem illustrated by fig (1.4) , in terms of the Hamiltonian and Hamiltonian's equations of motion. It is suggested that you find the Hamiltonian both directly from L and Eq(8.27)
A person wears a hearing aid that uniformly increases the intensity level of all audible frequencies of sound by 32.5 dB. What is the intensity delivered to the eardrum
a small object of mass 3.46 g and charge -18.4 oc is suspended motionless above the ground when immersed in a uniform
Suppose there simple circuit: one battery, one resistor, andone capacitor all connected in series. Does any one specificcharged particle ever make a complete trip around the loop in sucha circuit?
A long wire lying along the x-axis carries a current of 1.60 A in the +x direction. There is the uniform magnetic field present, given by B=0.003i + 0.004j + 0.002k, where i, j, k are the unit vectors along cartesian coordinate axes') in units of Tes..
A double-concave lens has equal radii of curvature of 15.1 cm. An object placed 14.2 cm from the lens forms a virtual image 4.94 cm from the lens. What is the index of refraction of the lens material
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