What is the sky divers speed when parachute opens
A skydiver jumps out of a plane and fall 7.7 seconds before opening the parachute. What is the sky diver's speed when parachute opens?
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The peak intensity of sunlight arriving at the upper atmosphere of the Earth is around 1300W/m2. The Earth is situated roughly 55 x 106 km from the Sun. The radius of the Earth is around 6000 km. a) Determine how much total energy/second arrives
You borrow $10,000 from a bank at annual rate of 10% compounded monthly, which needs to be repaid in 36 equal monthly payments. What is your monthly payment?
A 3.084-kg steel projectile is fired from a gun. At a particular point in its trajectory it has a velocity of 300 m/s, an altitude of 700 m, and a temperature of 350 K. The projectile is spinning about its longitudinal axis at an angular speed of
Seventy percent of the bicycles sold by a certain store are mountain bikes. Among 100 randomly selected bike purchases, find the probabilities below. (Round all answers to four decimal places.)
Knowing that Es=29x10^6 psi and Ea=10.1x10^6 psi, determine (a) the normal stresses in the steel core and the aluminum shell, (b) the deformation of the assembly.
State the null hypothesis for a chi-squared test of independence between the two variables. Specify the variables.
Consider nitrogen gas contained in a piston-cylinder arrangement. The cylinder diameter is 150 mm. At the initial state the temperature of the N2 is 500 K, the pressure is 100 kPa, and the height of the gas column within the cylinder is 200 mm.
A machine consists of two components, whose lifetimes have the joint density function f(x,y) = 1/50, for x>0, y>0, x+y<10. The machine operates until both components fail. Calculate the expected operational time of the machine.
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