Explain velocity of air plane as the vector
The airplane heads N60° E at the speed of 600 mi/hour relative to air. Wind starts to blow in direction N30°W at 50 mi/hour. Determine velocity of air plane as the vector? Illustrate all work.
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When this block and spring were in an elevator accelerating upward at 1.90 m/s2, determine how far would the spring compress?
Despite volatility in stock prices, total value of the investor's stocks remained unchanged at $74,000 at the end of these 3 days. How many shares of every stock does investor own?
At the local playground a child on a swing consists of a speed of 3.06 m/s if the swing is at its lowest point. Determine how high vertically above the lowest point is the swing if the speed has been decreased to 1/2 of the speed at the lowest poi
A uniform chain having a mass of 1.29 kg per meter of length is coiled on a table. One end is pulled upward at the constant rate of 0.341 m/s. i) Evaluate the total force acting on the chain.
Consider the population with and µ=65.7 and Ö=5.52, (A) Compute the z-score for x =63.1 from a sample of size 13. (B) Could this z-score be used in calculating probabilities using Table 3 in Appendix B of the text? Why or why not?
Given a level of confidence of 99% and a population standard deviation of 13, answer the following:
A sample of 140 golfers showed that their average score on a particular golf course was 93.38 with a standard deviation of 4.36. Answer each of the following.
Determine the magnitude of the magnetic force on the electron when the electron velocity is directed (i) to the wire, (ii) parallel to the wire in the direction of the current, and (iii) perpendicular to the two directions stated by (i) and (ii)?
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