Ball is caught from the thrower
A baseball is thrown at an angle of 26? relative to the ground at a speed of 25 m/s. The ball is caught 50.2046 m from the thrower. The acceleration due to gravity is 9.81 m/s2 . How long is it in the air?
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An equilibrium mixture of this reaction at a certain temperature was found to have [NH3]= 0.276M and [H2S]= 0.350M .What is the value of the equilibrium constant (Kc) at this temperature?
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A 240 g block is attached to a horizontal spring and executes simple harmonic motion with a period of 0.150 s. If the total energy of the system is 3.00 J. Find the force constant of the spring
The block oscillates in simple harmonic motion. If the spring constant is 95.0 N/m, determine the amplitude at which the block loses contact with the spring.
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Explain the effect on the magnitude of U and D if the vaulter moves his leading hand closer to the centre of gravity of the pole while pole is still in equilibrium.
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