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Problem: A catapult launches a rock at a 38° angle with respect to the horizontal.
Part A: Find the maximum height attained if the speed of the rock at its highest point is 27.9 m/s.
I need help to find the maximum height attained if the speed of the rock at its highest point is 27.9 m/s.
A child goes down a water slide and splashes into the water. At the top, the child has a speed of 4 m/s. how fast would the child be moving when she hits the water
a sodium ion na is neutralized by capturing a 0.5 ev electron. what is the wavelength of the emitted radiation if the
In a physics lab, you attach a 0.400-kg air-track glider to the end of an ideal spring of negligible mass and start it oscillating. Find the spring's force constant
A block with mass m = 4 kg is sitting on the ground and not moving. The acceleration due to gravity is g = 9.81 m/s2. Please answer the following questions.
Four charges are located at the corners of a square of side 2 centimeter. Obtain the electrostatic energy of this system
a charge of 5.50 x 10-9 c and a charge of -3.00 x 10-9 c are separated by a distance of 60.0 cm. find the position at
Suppose that a disk rotates through two revolutions in 4.2 seconds. What is its displacement in radians in this time
Two bars of identical mass are at 33°C. One is made from glass and the other from another substance. Find the specific heat capacity of the other substance
A camera utilized for aerial surveillance has a lens with a 30-cm maximum aperture and a 42-cm focal length. Suppose light of 550-nm wavelength is utilized and that the resolution of the camera is limited solely by diffraction. What is the angular re..
the frequency of a tuning fork can be found by the methodshown in figure 13-24. a long tube open at both ends is
A square loop of wire with sides of length 44cm is in a uniform magnetic field perpendicular to its area. What would be the average emf if the sides of the loop were only 22cm
At a coal burning power plant a steam turbine is operated with a power output of 475 MW. Find at what rate is heat discarded to the environment by this power plant
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