Compare the mean for the heights of males
Compare the mean for the heights of males which is 69.78 and the mean for the heights of females which is 67.08. Compare the values and explain what can be concluded based on the numbers.
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Two particles are fixed to an x axis: particle 1 of charge q1 = +1.3 10-8 C at x = 20 cm and particle 2 of charge q2 = -4.50q1 at x = 70 cm. At what coordinate on the axis is the net electric field produced by the particles equal to zero?
Determine (a) the shortest distance in which the train can reach a speed of 72 km/h, (b) the corresponding constant rate of acceleration At.
The show in Atlanta was all of original material by the band, the show in Charlotte included two cover versions of songs by other bands, the show in Richmond included four "covers", the show in New York included six covers, and the show in Detroit
You hear a fire truck's siren change frequency from 476 Hz to 404 Hz as the truck approaches,passes by and moves away. Taking the speed of sound in air to be 343m/s, find the speed of the truck.
Calculate the molar heat of neutralizationin kJ/mol of the reaction between HA and BOH given the following information:
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The electric field between the plates is increasing at the rate 1.1 106 V/(m · s). What is the magnetic field strength at the following distances from the axis.
The speeds of the electrons are quite large, and for accurate calculations of the speeds, the effects of special relativity must be taken into account. Ignoring such effects, find the electron speed just before the electron strikes the screen.
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