Determine the power consumption in watts

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Reference no: EM131420622

1. Assume that a 21.0 volt energy source is in a circuit that has a resistance of 3.00 ohms. Determine the power consumption in watts.

2. A solution has a hydroxide-ion concentration of 1.0 x 10-10 mol per liter. What is the pH of this solution?

3. A 2200 kg car is moving at a speed of 27.0 m/s. Determine the stopping distance (in meters) if the brakes only supply a force of 3500 newton's.

4. A 52 newton horizontal force pushes a 5.0 kg mass sitting on a horizontal surface. Additionally, the horizontal surface exerts a 30 newton frictional force on the mass. What is the acceleration of the mass?

Reference no: EM131420622

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