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Physics

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a 9v battery is in series with a 10 ohm resistor, a 20 ohm resistor, and a 30 ohm resistor. What is the power absorbed by the 10 ohm resistor?

  • Physics - ,

    current is 9/60 amps

    power= I^2 r= (9/60)^2*10

  • Physics - ,

    A spring gun is made by compressing a spring (assumed to be perfect) and latching it. A spring of constant k = 60 N/ m is used and the latch is located at a distance of 7 cm from equilibrium. The pellets have mass 4 g. What is the muzzle velocity of the gun?

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