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A car traveling 81km/h strikes a tree. The front end of the car compresses and the driver comes to rest after traveling 0.76m.
1. What was the average acceleration of the driver through the collision?
2. Express the answer in terms of "g's," where 1.00g=9.80m/s2.
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The instantaneous potential difference Vab across an electric light bulb has a maximum value of 170 Volt and a minimum value of -170 V. Evaluate what is the rms voltage
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q1. a solid rock is suspended in air by a spring scale. the rock has a mass of 2.50 kg. when the rock is dunked in
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