math
Estimating a cost function, high-low method. Reisen Travel offers helicopter service from suburban towns to John F. Kennedy International Airport in New York City. Each of its 10 helicopters makes between 1,000 and 2,000 round-trips per year. The records indicate that a helico...
human resources
Out of three heuristic types, which one is most commonly used?
physics
the focal length of this mirror is 6 cm and the object is located 8 cm away from the mirror. calculate the position of the image formed by the mirror. suppose the converging mirror is replaced by a diverging mirror with the same radius of curvature that is the same distance fr...
physics
a 0.03 mol sample of helium is taken through a cycle. the temperature of state A is 400K. calculate V.
physics
a drinking fountain projects water at an initial angle of 50 degrees above the horizontal and the water reaches a maximum height of 0.150 m above the point of exit. assume air resistance is negligible. calculate the speed at which the water leaves the fountain. the readius of ...
physics
i did do my work! but i am tryin to confirm my answers. i appreciate the fact that you answered me. thank you.
physics
several students are riding in bumper cars at an amusement park. the combined mass of a car A and its occupants is 250 kg. the combined mass of car B and its occupants is 200 kg. Car A is 15 m away from car B and moving to the right at 2 m/s when the driver decides to bump int...
physics
a block of mass 2 kg and block B of mass 8 kg are connected by a spring of spring constant 80 N/m and negligible mass. The system is being pulled to the right across a horizontal frictionless surface by a horizontal force 4 N with both blocks experiencing equal constant accele...
physics
in an electron microscope, a tungstun cathode with work function 4.5 eV is heated to release electrons that are then initially at rest just outside the cathode. The electrons are accelerated by a potential difference to create a beam of electrons with a de Broglie wavelength o...
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