Determining the fundamental frequency
Two identical piano wires have a fundamental frequency of 485 Hz when kept under the same tension. What fractional increase in the tension of one wire will lead to the occurrence of 4 beats/s when both wires oscillate simultaneously?
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A 280 g glider is pushed toward it from the far end of the track at a speed of 120 cm/s. It collides with and sticks to the 410 g glider. What are the amplitude and period of the subsequent oscillations?
What does The Man Awakened from Dreams (through p.135) convey about the impact of political events (such asthe Boxer Uprising, the Revolution of 1911, etc.) and modernization at the local level? What are the benefits and limits of its focus on o
"MRSA is not a superbug". Discuss this statement in terms of epidemiology and treatment strategies for MRSA.
Batteries are rated in terms of ampere-hours (A h). For example, a battery that can produce a current of 3.00 A for 5.00 h is rated at 15.00 A h. (a) What is the total energy stored in a 9.0-V battery rated at 49.0 A h?
What are the advantages of massed practice over distributed practice?
How things have changed in the past 10 to 15 years about things you have experienced in school that your parents never had to deal with their correlation to juvenile crime levels.
Determine the peak wavelength of the blackbody radiation emitted by the average person. In what region of the electromagnetic spectrum is this wavelength found?
A 60 kg figure skater with her arms outstretched spins on one skate at one revolution per second. By treating her body as a vertical cylinder, and each arm as a thin rod stuck out from the centre of the cylinder, estimate her rate of rotation if
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