Work done by the electric field in moving a proton
How much work does the electric field do in moving a proton from a point with a potential of +145V to a point where it is -60V ? Express your answer in joules. then express your answer in electron volts.
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A proton is released in a uniform electric field, and it experiences an electric force of 8.65×10-14N toward the south. What is the magnitude of the electric field? What is the direction of the electric field?
Describe each of the three main financial statements-the end products of the work that takes place in an accounting system over a period of time-studied in the course.
A small object A, electrically charged, creates an electric field. At a point P located 0.250m directly north of A, the field has a value of 40.0N/C directed to the south. What is the charge of object A?
Suppose diameters of trees in a particular forest are normally distributed with a mean of 18.4 inches and a standard deviation of 2.9 inches. A tree in this forest has a diameter of 31.4 inches.
The results are given below. Find, assuming n=E(Y l X) = B0 + B1X1 the least squares estimates of B0 and B1, and hence the least squares estimates of n. Construct 95% confidence intervals for B0 , B B1, and n0 = B0 + B1x0. Let X0 take the values 2
Periodic Inventory by Three Methods; Cost of Merchandise Sold The units of an item available for sale during the year were as follows: Jan. 1 Inventory 50 units @ $118 Mar. 10 Purchase 40 units @ $128 Aug.
An electron acquires 7.95×10-16J of kinetic energy when it is accelerated by an electric field from plate A to plate B. What is the potential difference between the plates? Which plate is at the higher potential?
Calculate how much more CO2 emission (in g/kg/ton) we can expect per day after 5 years compared to the present emission from cars only in San Jose, while the carbon emission rate per car per day is 853g.
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