Determine the position-velocity and acceleration
The vertical motion of mass A is defined by the relation x=10sin(2t)+15cos(2t)+100. Determine (a) the position, velocity, and acceleration of A when t=1 , (b) the maximum velocity and acceleration of A.
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The rusting of iron is represented by the equation 4Fe + 3O2 ? 2Fe2O3. If you have a 1.30-mol sample of iron, how many moles of Fe2O3 will there be after the iron has rusted completely?
Find (a) total strain corresponding to yield strength, (b) what portion of the total strain in part 'a' is elastic and (c) what portion is plastic? (d) at a tensile stress of 42,000 psi the total tensile strain.
A radio station's channel, such as 100.7 FM or 92.3 FM, is actually its frequency in megahertz ({\rm MHz}), where 1\; {\rm MHz}=10^6\; {\rm Hz}. Calculate the broadcast wavelength of the radio station 92.30 FM.
The breaking strength of a rivet has a mean value of 9,900 psi and a standard deviation of 498 psi. What is the probability that the sample mean breaking strength for a random sample of 40 rivets is between 9,800 and 10,100? (Round your answer to f
Use this information to determine the convection coefficient for heat transfer between the gas and the bead, assuming radiating surfaces are black.
Suppose we are interested in bidding on a piece of land and we know one other bidder is interested. The seller announced that the highest bid in excess of $10,100 will be accepted. Assume that the competitor's bid x is a random variable t
A wheel rotates with a constant angular acceleration of 4.00 rad/s2. Assume the angular speed of the wheel is 2.30 rad/s at ti = 0. Find the angle through which the wheel rotates between t = 2.00 s and t = 3.40 s.
The dynamic range maybe a useful parameter of any spectroscopic system and is the very important parameter of the measurement system. There exists some applications (spectral analysis, nuclear magnetic resonance or tomography communication by powe
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