What is the passengers weight while the elevator is speeding
It takes the elevator in a skyscraper 4.3s to reach its cruising speed of 13m/s . A 67kg passenger gets aboard on the ground floor. What is the passenger's weight while the elevator is speeding up? (answer needs to be in dimensions of force)
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A manufacturer of semiconductors has a 20 % defect rate in the semiconductors produced. Every hour, fifteen semiconductors are selected at random and inspected for defects. If more than two defectives in fifteen are observed, the process is stoppe
What is the potential difference across the headlight bulbs when they are the only load on the battery? (Give your answer to four significant figures.)
A 50 kg copper block initially at 350 degree C is quenched in a closed, rigid insulated tank containing 120 L of liquid water at 25 degree C.
A particle m weighing 0.6 lb has slid down a curved track and is currently at the bottom, moving to the right with a velocity of vm = 2et ft/s. The radius of curvature at this position is 8 feet, and the coefficient of dynamic friction is μd =
An applicant needs a minimum combined score of 1500 to gain admission. What percentage of applicants meet or exceed the minimum qualification?
Assume adiabatic operation, what is the ratio of chilled air to warm air that the device produces? Assume that air is an ideal gas for which Cp= (7/2)R.
If the test indicates that a person does not have the disease, what is the probability that the individual actually has the disease?
When a capacitor has a charge of magnitude 57 µC on each plate, the potential difference across the plates is 11 V. How much energy is stored in this capacitor when the potential difference across its plates is 110 V?
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You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.
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