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Radio telescopes use radio waves (instead of light) to produce images. If radio waves with a frequency of 480 MHz are used together with a radio-wave mirror of diameter 1300 m, what is the best possible angular resolution that can be achieved? Ignore the effect of the Earth's atmosphere on the resolution.
Two balls , one of gold with a mass of 100 kg and one of wood with a mass if 1 kg, are suspended 1 meter apart. find attractive force the wooden ball acting on the gold ball
A compressive force of 2.7×104N is exerted on the end of a 24-cm-long bone of cross-sectional area 3.9cm2. By how much will the bone shorten
If you are cruising down the road at 50 mph and a policeman with a radar gun (wavelength 1 cm) reflects radar light off your bumper, what wavelength of radar light does he get back
The volume flow rate in an artery supplying the brain is 3.0 x 10-6 m3/s. If the radius of the artery is 5.4 mm, determine the average blood speed
Illustrate what was the impact on Mosby's 2012 net income as a result of this fair value hedge of a firm commitment?
When driving west toward the Rocky Mountains, you see a peak 2.8 degrees above the horizon. Your GPS gives your current elevation as 1500 m , and according to the map, you're 22.5 km (horizontally) from the peak. Find the peaks elevation.
explain force with the sensor report. what is the charge of the larger sphere.
In a Young's double-slit experiment, the wavelength of the light used is 535 nm (in vacuum), Determine the angle in degrees that locates the second dark fringe
A professor walks in a long hall carrying a vibrating 512Hz tuning fork. The end of the hall is closed so that sound reflects from it. The student hears 4 beats per second. How fast is the student walking and in what direction.
The equation of a transverse wave on a string is y = (2.0 mm) sin[(19 m-1)x - (625 s-1)t]. The tension in the string is 11 N. Find the linear density of this string
A bat is pursuing an insect and using echolocation of 60-kHz sound waves to track the insect. find the difference in the two echo times the bat measures
How long could the rocket hover just above the earth's surface and sHOW THE VELOCITY OF THE PARTICLE ALFA IS RHO ALFA OMEGA in the phi direction.
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