Probability of a successful firing
Six cruise missiles have been built by an aerospace company. The probability of a successful firing is, on any one test, 0.9. Assuming independent firings, what is the probability that the first failure occurs on the sixth firing?
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Two conducting spheres, one having twice the diameter of the other, are separated by a distance that is large compared to their diameters. The smaller sphere has charge q and the larger sphere is uncharged. If the spheres are connected by a long,
An unmanned satellite orbits the earth with a perigee radius of 7000km and an apogee radius of 70,000km. Calculate the eccentricity of the orbit.
An experiment consists of seven independent Bernoulli trials with probability of success q in each trial. The random variable X is the number of successes. Enumerate the probability distribution of X.
A 150.0 g sample of a metal at 75.0°C isadded to 150.0 g of H2O at 15.0°C. The temperatureof the water rises to 18.4°C.Calculate the specific heat capacity of the metal, assuming thatall the heat lost by the metal is gained by the wate
A rocket launched from the surface of the earth has a speed of 8.85 km/s when powered flight ends at an altitude of 550 km. The flight path angle at this time is 6 degrees. Determine the eccentricity of the trajectory.
Find an expression for the maximum safe period of rotation, T, in terms of the variables given above, and the gravitational acceleration, g.
A hyperbolic earth departure trajectory has a perigee altitude of 300 km and a perigee speed of 15km/s. Calculate the hyperbolic excess speed.
What must be the magnitude and direction of the third force, such that the object continues to move with a constant velocity?
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