Discuss how old is the rock
A rock sample which is taken from the Australia was found to contain 0.438 g of Pb-206 to every 1.00 g of U-238. Assuming that all lead-206 created from the decay of U-238, discuss how old is the rock? The half life of U-238 is 4.5x10^9 yr.
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Carry out indicated operation and express results in rectangular and polar forms. Find rectangular form of the given number?
Determine how much work must the father do to drag the sled 0.2 km all along the slope? If he does this five times in an hour, Determine his average power output?
A machine makes fuses with the average of 1% defective. If random variable x shows the number of defective fuses in the sample of 4, find out the probability density function and the distribution function of random variable x.
Determine the molar mass of a compound if 0.372 mole of it has a mass of 152 g. Calculate the mass in the grams of a single atom of each of the following elements: As, Ne, Ni, Hg?
X[n] is the real valued random procedure with zero mean as well as autocorrelation function
A rail-road engine pulls a train of mass 1.2 x 106 kg up an average slope of 1.2o for a distance of 58.0 km. When the speed of the train is 50.0 km/h, determine the average power generated by the engine? Determine how much total work does the engine
250 mL of a solution is prepared from the water and 22.1 mL of a98.0% H2SO4 solution (d =1.84g/ml). Determine the resulting molarity.
Let Z be a Gaussian random variable with the mean zero and variance 1. Is the process X[n]=Zcos(Wo*n) wide-sense stationary? Describe.
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