In an electric shaver the blade moves back and forth over a
In an electric shaver, the blade moves back and forth over a distance of 2.0 mm in simple harmonic motion, with frequency 122 Hz. Find
(a) the amplitude (in mm),
(b) the maximum blade speed, and
(c) the magnitude of the maximum blade acceleration.
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If 15.00mL of 1.00M HCl solution is mixed with 25.00mL of a 0.250M NaOH solution in a process that produces 273 mg of NaCl, what is percent yield
Consider a small town in the Phillippines, where the average weight of people is 55 kg, and the average lifespan is 60 years. The people here eat lots of fish due to abundant availability from the local river.
What is the pH of a solution of 0.700 M K2HO4, potassium hydrogen phosphate? b)What is the pH of a solution of 0.450 M KH2PO4, potassium dihydrogen phosphate
A 0.32 kg body undergoes simple harmonic motion of amplitude 9.1 cm and period 0.40 s. What is the magnitude of the maximum force acting on it
In an electric shaver, the blade moves back and forth over a distance of 2.0 mm in simple harmonic motion, with frequency 122 Hz. find the magnitude of the maximum blade acceleration
An electrostatic precipitator (ESP) is being designed to collect flue gas particles at a power plant. The following information has been collected: electric field intensity = 100,000 V/m, and average particle charge = 0.30 fC (1 fC = 10-15 C).
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If 4.21*10^-3 moles of Ca^2+ react with excess PO4^3- to form calcium phosphate, how many moles of the solid will form.
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