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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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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