Determining the magnitude of the force
An 1.40×10^4 N test car travels 45.5m before stopping from an initial speed of 26.7 m/s on dry horizontal pavement with its wheels locked. Assuming constant acceleration, find the magnitude of the force.
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Consider a cylindrical segment of a blood vessel 1.7 cm long and 2.4 mm in diameter. What additional outward force would such a vessel need to withstand in the person's feet compared to a similar vessel in her head?
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A proton is initially at rest at a point where the potential is 504 V. Some time later the proton is at a point where the potential is 193 V. If no force other than the electrostatic force acts on the proton, what is its final kinetic energy?
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If you place a 0.0001-C charge halfway between the terminals of a common 9-v battery, 5 mm apart, what force will that charge experience?
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