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Question: At what speed does a ball hit the ground if you toss a 120 g ball straight up to just touch the 12-m-high roof of the gymnasium if you release the ball 1.5 m above the ground? Solve this problem using energy. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
A 7750 kilogram rocket blasts off vertically from the launch pad with a constant upward acceleration of 2.30 m/s2 and feels no appreciable air resistance. Evaluate the maximum height this rocket will reach above the launch pad
A circuit draws 330 Watt from a 110 Volt rms, 60 Hertz line. The power factor is 0.6, and the current lags the voltage. Determine what power will then be drawn from the supply line
A circus performer stretches a tightrope between two towers. He strikes one end of the rope and sends a wave along it toward the other tower. He notes that it takes the wave 0.675 s to reach the opposite tower, 20.0 m away. If a 1 meter length of ..
Coherent light that contains two wavelengths, 660 nanometer and 470 nanometers , passes through two narrow slits with a separation of 0.340 millimeter, Determine the distance on the screen between the first-order bright fringes for each wavelength
A uniform rod of length L rests on a frictionless horizontalsurface. The rod is pivoted about a fixed frictionless axis at oneend. The rod is initial at rest. A bullet traveling parallel to thehorizontal surface and perpendicular to the rod with s..
A horizontal circular platform rotates counterclockwise about its axis at the rate of 0.887 rad/s. Calculate the total angular momentum of the system
Two plane parallel conducting plates 15mm apart are held horizontal one above the other in air. Calculate the number of electrons which must be attached to a small oil drop of mass 4.9 x 10-15 kg
Light enters a container of benzene at an angle of 43 deg. to the normal, Calculate the index of refraction of benzene
A solar cell generates a potential difference of 0.0984 V when a 500 ? resistor is connected across it, What is the internal resistance of the solar cell
An AC voltage source has an output of ?V = 163.0 sin(582t) Volts. Calculate the RMS voltage. What is the frequency of the source?
q1. a caterpillar climbs up a one-meter wall. for every 3 cm it climbs up it slides down 1 cm. it takes 10 minutes for
A parallel plate capacitor has square plates that are 5.00 cm on each side and 3.80 mm apart. how much electrical energy is store in the capacitor
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