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An automobile engine slows down from 4260 rpm to 1080 rpm in 2.99 s.
Calculate its angular acceleration, assumed constant.
Calculate the total number of revolutions the engine makes in this time. Do not enter unit.
How long does this pendulum take for one oscillation? Presume that all displacement angles are small.
The range of human hearing extends from approximately 20 Hz to 20000 Hz. Find out the wavelengths of these extremes while speed of sound in air is equal to 348 m/s.
Consider neon, a noble gas whose molecules consist of single atoms of atomic mass 0.02 kg/mol. Avogadro's number is 6.02 × 1023 mol-1, what is the average kinetic energy of a neon atom
The resolving power of a microscope depends on the wavelength used. If you wanted to "see" an atom, a wavelength of approximately 1 × 10-11 m would be required.
Two circular disks spaced 0.50mm apart form a parallel-plate capacitor. What are the diameters of the disks
A standing wave is in a open end tube. The tube length is 1.80m, determine the fundamental frequency
A long solenoid that has 1,050 turns uniformly distributed over a length of 0.450 m produces a magnetic field of magnitude 1.00 10-4 T at its center
Two masses 3kg and 5kg are held around a pulley as shown in the figure. When the two masses released, what will be the acceleration of the 5kg mass
A 50 kg block is tied to a 100kg block by a horizontal rope. What is the tension in the rope between the two blocks
A 0.300-kg mass, attached to the end of a 0.750-m string, is whirled around in a smooth level table. If the highest tension that the string can withstand is 250 N, after that what highest linear speed can the mass have if the string is not to brea..
Household wiring composed of aluminum wire with cross-section area 3.1 x10?6 m2 carries a current of 2.5 A. At what speed are the electrons traveling in this power line
A mica sheet 0.969 ?m thick is suspended in air. In reflected light, there are gaps in the visible spectrum at 460, 525, Calculate the index of refraction of the mica sheet
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