Determine the magnitude of the horizontal component
A jetliner is moving at a speed of 197 m/s. The vertical component of the plane's velocity is 51.4 m/s. Determine the magnitude of the horizontal component of the plane's velocity.
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A hollow stainless steel sphere is 2.0 cm inner diameter and 5 cm outer diameter. a heater of 5W is sealed inside the sphere. Estimate the inner surface temperature.
Two identical particles, each with a mass 2.0 mg and a charge of 25 nC, are released simultaneously from rest when the two are 4.0 cm apart. What is the speed of either particle at the instant when the two are separated by 10 cm?
Determine the time ratio and crank speed of the mechanism. Also, sketch the synchronized timing charts and estimate the peal velocity and acceleration of the different motion elements.
An experiment involves selecting a random sample of 256 middle managers at a random for study. One item of interest is their mean income. The sample mean is computed to be 35,420 and the sample standard deviation is 2050. What is the standard erro
The intelligence quilt ident test scores are normally distributed witha mean of 100 and a standard deviation of 15. What is the probability that a a person would score 130 or more on the test?
A helium nucleus (charge +2e) moves through a potential difference V = -0.60 kV. Its initial kinetic energy is 2.90x10^-16 J. What is its final kinetic energy?
Truck tire life is normally distributed with a mean of 60,000 miles and a standard deviation of 4000 miles. What is the probability that a tire will last 72000 miles or more?
Determine a 95% confidence interval for the mean number of chips per bag for all bags of Chips Ahoy! cookies, and interpret your result in words. (Note: = 1261.6; s = 117.6.)
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