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An airplane is flying at speed of 300 mi/hour and at a bearing of 40 degree at a constant altitude. The airplane meets a wind whose speed is 60mi/hour and who's bearing 155 degree.
a. Draw a vector that represents the problem.
b. Find the resulting speed and bearing of the airplane as it flies through the wind.
A tungsten filament used in a flashlight bulb operates at 0.20 A and 3.0 V. find the temperature of the filament when the flashlight is on
A charge of -3.80 nC and a charge of -6.00 nC are separated by a distance of 60.0 cm. Find out the position at which a third charge of +7.30 nC could be placed so that the net electrostatic force on it is zero.
Two organ pipes, open at one end but closed at the other, are each 1.08m long. One is now lengthened by 1.20cm. Find the frequency of the beat
A circular-motion addict of mass 85 kg rides a Ferris wheel around in a vertical circle of radius 10 m at a constant speed of 5.9 m/s. What is the magnitude of the normal force on the addict from the seat when both go through the highest point of t..
A piece of Nichrome wire has a radius of 5.2 x 10-4 m. It is used in a laboratory to make a heater that dissipates 3.50×102 W of power when connected to a voltage source of 100 V. Ignoring the effect of temperature on resistance, estimate the necessa..
You observe that a solid cube of some material floats on the surface of an oil puddle at a service station with 68.5% of its volume submerged
q1. a power supply passing through a resistor is supposed to deliver 22-v dc at a max current of 150ma. the
A space traveler weighs 565 N on earth. What will the traveler weigh on another planet whose radius is 3 times that of earth and whose mass is twice that of earth.
The Space Shuttle travels at a speed of about 7.50 103 m/s. The blink of an astronaut's eye lasts about 100 ms. How many football fields (length = 91.4 m) does the Shuttle cover
At the start of a race, a four-man bobsled team pushes their sled as fast as they can along a 50 m flat starting stretch. find the speed of the sled right before the team jumps on the sled
How does the diameter of the lens affect magnification? How does the diameter of the lens affect the focal length?
The voltage and power ratings of a particular light bulb, which are its normal operating values, are 110 V and 60 W. what is the operating voltage of the bulb
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