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The wave function of a harmonic wave on a string is y(x,t) =0.005sin(75.3x + 218.0t), where x and y are in m and t is ins. What is the speed of the wave taking positive to be in the +x direction and negative to be in the -x direction?
What is the period of this wave?
What is the wavelength of the travelling wave?
When they oppose one another, the box accelerates at 0.240 m/s2 in the direction of F2. (a) What is the magnitude of F1? (b) What is the magnitude of F2?
A guitar string is 60 cm long. The string has a mass of 1.8 g andis under a tension of 945N. estimate the fundamental wavelength for this string
an infinite plane has a surface charge of -5cm2. what is the magnitude of the electric field 3 meters from the plane?
Sherlock Holmes examines a clue by holding his magnifying glass (with a focal length of 15.0 cm) 10.0 cm away from an object. Find the image distance and the magnification. explain the image that he observes.
You make a plot of displacement (Y ? Y0) in meters versus spring force (Fs) in Newtons for the data you have collected in lab and use LoggerPro to fit a line to your data. Calculate the spring constant and its uncertainty
an electron is accelerated through a potential difference of 1.8 kv and directed into a region between two parallel
Assume that the intensity of solar radiation incident on the cloudtops of the Earth is 1340 W/m^2. Calc the total power radiated by the Sun, taking the average Earth-sun separation to be 1.496 * 10^11 m.
Two thermally insulated reservoirs each contain 2 kg of water at temperatures of 80 °C and 20 °C respectively, Determine the find equilibrium temperature and find the change in entropy of the local universe in the mixing process
how many electrons should be removed from an initially uncharged spherical conductor of radius 0.200 m to produce a
An airplane with a speed of 73.2 m/s is climbing upward at an angle of 40° counterclockwise from the positive x axis. Calculate the distance along the ground
An aircraft uses a rocket-assisted takeoff unit (RATO) that is capable of discharging 47.0 kg of gas in 10.0 s with an exhaust velocity of 1100 m/s. What is the thrust developed by the rocket
A tire is filled with air at 15°C to a gauge pressure of210kPa. If the tire reaches a temperature of38°C, what fraction of the original air must be removed
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