Recent content by Alioth

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    Calculating the natural frequency of a plate fixed at four corners

    How do I calculate the natural frequency of vibration of a rectangular plate of Al-6061, having dimensions 100 x 80 mm? The plate is fixed at four corners. Thank You
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    Calculating Charge on 1 g N3- Ions: Where Did I Go Wrong?"

    Homework Statement What is the charge in coulomb on 1 gram of N3- ions 2. The attempt at a solution the atomic mass of nitrogen is 14 gram. hence 14 g nitrogen will contain 6.022*10^23 ions. therefore 1 g nitrogen will contain n=6.022*10^23/14 no. of ions. one N3- ion has a charge of...
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    How Much Energy is Needed to Move a Satellite to Infinity from Earth Orbit?

    the binding energy of a satellite moving in an orbit is GMm/2r. so i think you ought to divide your answer by 2. [4.13*(10^11)] will be the answer if it is at rest on the Earth's surface. PS: i am new here. could you please tell me how to start a new thread?
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