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An airplane maintains a speed of 630 km/h relative to the airit is flying through as it makes a trip to a city 750km away to the north.
a) what time interval is required if the plane flies through ahead wind blowing at 35 km/h toward the south?
b) what time interval is rewuired if there is a tail wind with the same speed?
c) what time interval is required if a crosswind blowing at 35 km/hto the east realtive to the groung?
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a 90 ohm resistor has a current of .6A and is connect in series with a 150 ohm resistor. What is the emf of the battery to which the resistors are connected
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three forces are applied to a bracket as shown. determine the range of values of alpha for which the magnitude of the resultant forces acting on a is less than 600n
The image of a tree on a 35 mm color slide is 1.4 mm high. It is to be projected onto a screen 6 m from the slide, and is to appear 380 mm high. What is the magnification of the system
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