Determine how many beats per second are heard
When two tuning forks of 132 Hz and 146 Hz, respectively, are sounded simultaneously, how many beats per second are heard? Answer in units of beats/s.
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What reason would a bank have for not wanting to adopt an online-transfer delay policy,and what are the two primary lines of security defense and why are they important to financial institution
The electrolysis of 0.250 L of a brine solution (NaCl) was carried out for a period of 20.00 min with a current of 2.00 A in an apparatus that prevented Cl2 from reacting with other products of the electrolysis. The resulting solution was titrated
How much water flows over victoria falls which is 128 m high, at an average rate of 1.50 × 106 kg/s. the acceleration die to gravity is 9.81 m/s2.
Next, a beaker of water is placed so that the iron block, suspended as in part (A), is submerged in the beaker but not touching the bottom as seen in the picture. What mass is now necessary to balance the scales?
What is the magnitude of the uniform electric field between the plates? Find the change in the electric potential energy of an electron that moves from one accelerating plate to the other one.
Earth's atmosphere, the electric field above Earth's surface has been measured to be 150 N/C downward at an altitude of 250 m and 165 N/C downward at an altitude of 400 m. Calculate the volume charge density of the atmosphere
A skier of mass 66 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to pull him 75 m up a 30° slope (assumed frictionless) at a constant speed of 2.1 m/s?
How many grams of water must be added to 519.5 grams of methanol (CH3OH) at 20°C to have an osmotic pressure of 408 mm of Hg? Methanol has a density of 0.8921 g/mL.
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