Find out the cars speed at the instant
A child operating a radio-controlled model car on a dock accidentally steers it off the edge. The car's displacement 0.9 s after leaving the dock has a magnitude of 7.9 m. What is the car's speed at the instant it drives off the edge of the dock?
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Electrostatic equilibrium: Find positions of four charges in a plane (+1 C, -1 C, +2 C, -2 C) that result in a stable equilibrium (zero net force on each charge, even if the charges move a bit). Report positions as four (x,y) pairs.
Your ears are sensitive to differences in pitch, but they are not very sensitive to differences in intensity. You are not capable of detecting a difference in sound intensity level of less than 1 dB. By what factor does the sound intensity increas
If the rate of heat loss from the pipe is to be kept around 1000 Watts, determine the depth at which the pipe need to be buried.
Let the x axis be parallel to the ground, the +y direction be vertically upward, and take as the origin the point on the ground directly below the top of the ramp. (a) How high above the ground is the highest point that the skateboarder reaches?
Each ball has a mass of 0.14 g and a charge of magnitude q. The ball are attracted to each other and the threads attached to the balls make an angle of 20 degrees with the vertical. a) the magnitude of the electric force acting on each ball?
In a simple bivariate regression with 60 observations there will be ____ residuals
If a bar of SAE 1040 is to be turned with a high speed steel tool with a feed of 0.015" per revolution. Estimate the cutting speeds to get tool lives of 60 and 120 minutes.
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