# Physics

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Solution Library **

#### Problem on spring and mass hanging at their new equilibrium position

Question A spring of constant k = 100 N/m changs at its natural length from a fixed stand. A mass of 3 kg is hung on the end of the spring, and slowly let down until the spring and mass hang at their new equilibrium position. Find the value of the quantity x in the figure above. &nb ... Read More

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#### Problem on the potential energy in the spring at this distance

Question A spring of constant k = 100 N/m hangs at its natural length from a fixed stand. A mass of 3 kg is hung on the end of the spring, and slowly let down until the spring and mass hang at their new equilibrium position. The spring is now pulled down an additional distance x and released fro ... Read More

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#### Calculate the high point of release the mass rise

Question A spring of constant k = 100 N/m hangs at its natural length from a fixed stand. A mass of 3 kg is hung on the end of the spring, and slowly let down until the spring and mass hang at their new equilibrium position. The spring is now pulled down an additional distance x and released fro ... Read More

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#### Calculate the period of oscillation for the mass

Question A spring of constant k = 100 N/m hangs at its natural length from a fixed stand. A mass of 3 kg is hung on the end of the spring, and slowly let down until the spring and mass hang at their new equilibrium position. The spring is now pulled down an additional distance x and released fro ... Read More

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#### Calculate the potential energy of the mass at the instant it is released.

Question A pendulum of mass 0.4kg and length 0.6 m is pulled back and released from and angle of 10Ã‹Å¡ to the vertical. What is the potential energy of the mass at the instant it is released. Choose potential energy to be zero at the bottom of the swing? ... Read More

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#### Calculate the speed of the mass as it passes its lowest point

Question A pendulum of mass 0.4kg and length 0.6 m is pulled back and released from and angle of 10Ã‹Å¡ to the vertical. What is the speed of the mass as it passes its lowest point? ... Read More

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#### Calculate the acceleration due to gravity on this planet

Question A pendulum of mass 0.4kg and length 0.6 m is pulled back and released from and angle of 10Ã‹Å¡ to the vertical. This same pendulum is taken to another planet where its period is 1.0 second. What is the acceleration due to gravity on this planet? ... Read More

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#### According to chokeÃ¢â‚¬â„¢s law for an ideal spring, doubling the stretch distance will

Question According to choke’s flaw for an ideal spring, doubling the stretch distance will (A)double the velocity of the mass. (B)double the force that the spring exerts on the mass. (C)quadruple the force the spring exerts on the mass. (D)double the period. (E)double the frequency &nbs ... Read More

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#### the force vs displacement graph Ã¢â‚¬â€œ Multiple Choice Question

Question Consider the force vs displacement graph shown for an ideal spring. The work done in stretching the spring from 0.1 m to 0.5 m is (A)1 J (B)4 J (C)6 J (D)12 J (D)24 J ... Read More

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#### the force vs displacement graph Ã¢â‚¬â€œ Multiple Choice Question

Question Consider the force vs displacement graph shown for an ideal spring. The spring constant k is equal to (A) 5 N/m (B) 10 N/m (C) 20 N/m (D) 25 N/m (E) 50 N/m ... Read More

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#### Multiple Choice Question: Pendulum of length L swings with an amplitude ÃŽÂ¸ and a frequency

Question A pendulum of length L swings with an amplitude θ and a frequency f as shown above. If the amplitude is increased and the pendulum is released from a greater angle, (A)the period will decrease. (B)the period will increase. (C)the period will not change. (D)the frequency will i ... Read More

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#### Multiple Choice Question: If the mass and the length of the pendulum are both doubled, the frequency of vibration will be

A pendulum of length L swings with an amplitude θ and a frequency f as shown above. If the mass and the length of the pendulum are both doubled, the frequency of vibration will be (A) f (B) 2f (C) 4f (D) ½ f (E) ¼ f ... Read More

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