Discuss the kinetic energy of an electron
Determine the kinetic energy of an electron (in J) that is ejected from the sodium by light with a wavelength of 340 nm? Electrons are ejected from sodium metal by any light that has a wavelength shorter than 544 nm.
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What decision expected value approaches recommend? Find indifference probability for $0 payoff? What decision would make based on expected utility approach? In this case are you risk taker or risk avoider?
Explain how many microamperes (1 A = 1 C/s) of electrical current are formed by a photoelectric cell that is bombarded by the 5.90x1013photons each second? T
A direct mail sales company should find its credit policies quite carefully. Assume that the firm suspects that advertisements in certain magazine have led to excessively high rate of write offs. The firm desires to establish 90% interval for this
The uncertainty in the energy of electron in a certain state is around 2 x 10^-25 J. Give the energy uncertainty in terms of eV and determine the uncertainty in the lifetime of the electron in that state.
The two point charges are separated through 10.0 cm and have charges of +3 µC and -3 µC, correspondingly. Determine the electric field at a point midway among the two charges?
Identify the uncertainty in position associated with an electron that is moving with a velocity of 289 km/s. The uncertainty in the velocity is 5.00%. The electron rest mass is 9.11e-31kg.
Two independent random samples of size n1 = 24 and n2 = 20 are taken from two normal populations. The sample means are x1-bar = 220 and x2-bar = 240. The variances are sigma1^2 = 15 and sigma2^2 = 18. Find the following:
Explain what weight of water would be necessary to carry over 1g of toluene if a mixture of toluene and water is distilled at 97 C.
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