What is the new safety factor
A power drive shaft is designed with a safety factor of 8. The shaft is subjected only to torsional load (torque). If the shaft length is doubled, what is the new safety factor?
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After a star like the Sun stops producing energy via fusion, it collapses into a degenerate object called a white dwarf, with a size similar to Earth. Take the mass of the Sun to be 2.00 x 10^30kg, the radius of the Earth to be 6.40 x 10^3km, and
You are a blackbody with a temperature 98.6 degrees F. (a) What is the total energy density of the radiation you emit?
A boring bar 1 inch in diameter extends 2 inches from the tool post. When the bar is subjected to a machining force (applied at the end of the bar and perpendicular to the axis of the bar) it is observed to deflect .002 inches.
Students want to construct a scattering experiment using a power source of 5.5 Mev alpha-particles to scatter from a gold foil.
Ten kilograms of ice at 260 K is duped into 20 kg of liquid water initially at 300 K in an insulated container. Calculate Final temperature in degrees C.
Assume that a sample is used to estimate a population proportion p. Find the margin of error E that corresponds to the given statistics and confidence level. Round the margin of error to four decimal places.
An elevated open stairway (like the one in the SAC!) is designed to be supported by four steel rods connecting the stairway to the ceiling. The weight of the stairway plus a full load of people is 9577 pounds.
Ages later when the universe was 1s old, the temperature fell to only 10^10. What is the probability that two average protons could fuse in this second?
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Problem: A well-balanced diet combined with vitamin and mineral supplements seems to
You're examining rates of deaths involving pneumonia over the past 5 years in BC by looking at the underlying cause of death recorded in the BC Vital Statistics
Problem: Community A and community B both have crude mortality rates for lung cancer of 4 per 1000 population per year.
Question: Which best describes intellectual and developmental disabilities? O Intellectual developmental disabilities O Chronic disease
Problem: Which of the following statements is false regarding hypertension?
Medical advances in the care of premature infants now allow babies who are born extremely premature (as early as 24 weeks gestation) to survive.
Problem: Describe and show how you can engage in Scholarship by answering the following questions below: