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Path A is 9.0 km long heading 60.0° north of east. Path B is 6.0 km long in a direction due east. Path C is 3.0 km long heading 315° counterclockwise from east.
(a) Graphically add the hiker's displacements in the order A, B, C. What is the magnitude of displacement in km? Direction of displacement?
(b) Graphically add the hiker's displacements in the order C, B, A. What is the magnitude of displacement? Direction of displacement?
(c) What can you conclude about the resulting displacements?
The piezoelectric transducers of an ultrasound machine generate frequencies of 10.5 MHz and 7.4 MHz. Assuming that one wavelength is the size of the smallest object that can be imaged, what is this for the machine? (Give your answer in millimetres to..
Light moving from glass to air changes wavelength from 448.5 nm to 653.7 nm, Obtain the index of refraction of the glass
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An ideal gas at 26.9°C and a pressure 1.60 105 Pa is in a container having a volume of 1.00 L. Determine the number of moles of gas in the container
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