Recent content by runawayshoes

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    Solving for the Voltages and Currents in a (simple?) Ciruit

    Homework Statement For the three (simple?) circuits, I'm asked to solve for the voltages at A and B, and also the current I. For figure 1, I assume that is just a simple voltage divider, with the voltage at A to be 5*(1/21) correct? I'm a little more confused with the circuit in figure...
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    Finding center of mass of a picture

    i got it, thanks. answer is (7,8) btw
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    Finding center of mass of a picture

    hey everyone, I am stumped as to finding the x and y coords of the center of mass of this picture. it is supposed to be a uniform sheet of steel in increments of 6. please help, i have an exam tomorrow.
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    What is the impulse delivered to the ball by the racquet?

    Follow-up question, this one is in two-dimensions so I'm kind of confused. In a slow-pitch softball game, a 0.200 kg softball crossed the plate at 12.00 m/s at an angle of 40.0° below the horizontal. The batter hits the ball toward center field, giving it a velocity of 50.0 m/s at 30.0° above...
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    What is the impulse delivered to the ball by the racquet?

    Hey everyone, I'm having trouble on a homework problem and hopefully someone can help me. A tennis player receives a shot with the ball (0.0600 kg) traveling horizontally at 58.0 m/s and returns the shot with the ball traveling horizontally at 38.0 m/s in the opposite direction. (Assume the...
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