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A proton is traveling horizontally to the right at 4.20×10^6 m/s .
1. Discover magnitude and direction of the weakest electric field that can bring the proton uniformly to rest over a distance of 3.10cm.
2. Theta counters clockwise from the left direction
3. How much time does it take the proton to stop after entering the field?
4. What minimum field (magnitude and direction) would be required to stop an electron under the conditions of part (a)?
5. Theta counters clockwise from the left direction
Suppose 0.380 kg of water initially at 45.0°C is poured into a 0.300 kg glass beaker having a temperature of 25.0°C. Calculate the final equilibrium temperature of the system
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