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Consider the following:
2.6 x106 * 3.75 x10-4
Address each of the questions below in your answer.
a. Please determine the number of significant figures for each expression
b. Multiply these two numbers and state the answer rounded correctly, accounting for significant figures
Find the center of mass of a system composed of three spherical objects with masses of 3.4kg , 2.3kg , and 4.2kg and centers located at (-6.2m , 0), (2.0m , 0), and (2.8m , 0), respectively.
An optometrist prescribes contact lenses that have a focal length of 56.0 cm. Where is the unaided near point of the person located
2.1 m length of straight wire carries a current of 30 A in a uniform magnetic field of 55 mT whose direction is at an angle of 37° from the direction of the current
A flight attendant wants to change the temperature of the air in the cabin from 18.0° C to 24.0° C without changing the number of moles of air for each m3. What fractional change in pressure would be necessary?
The angular momentum of a flywheel having a rotational inertiaof 0.200 kg·m2 about itscentral axis decreases from 3.20 to 1.200 kg·m2/sin 1.60 s. What is the average power of the flywheel?
A horizontal aluminum rod 4.8 cm in diameter projects 5.6 cm from a wall. A 1200 kg object is suspended from the end of the rod. Find the vertical deflection of the end of the rod
All the water boils away, and the iron ends up at a temperature of 120.0°C. How much water did the blacksmith trickle over the iron? Express your answer with the appropriate units
Design a system to remove the respiration carbon dioxide from inside a submarine and replace it with oxygen.- Maintain the oxygen partial pressure at all times in your mixture equal to that in atmospheric air at 0.1013 MPa and 20.0°C.
Consider two masses that hang from an overhead beam. The first mass of 62.9 kg is attached to the beam using an ideal rope. Find the tension in the lower rope
The speed of light in a transparent plastic is 2.2x108 m/s. If a ray of light in air (with n=1) strikes this plastic at an angle of incidence of 18.6 degrees, Find the angle of the transmitted ray
A 940 kilogram rock is whirled around in a horizontal circle at the end of a 1.3 meter long string. find what is the maximum allowable speed of the rock
Gven the relationship between angular frequency and wave number derived from some wave equation, determine whether the system is dispersive or nondispersive
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