A jumbo jet maintains a constant airspeed of 450 miles per hour (mi/hr) headed due north. The jet stream is 90 mi/hr in the north easterly direction. (a) Express the velocity va of the jet relative to the air and the velocity vw of the jet stream in terms of i and j.
(b) Find the velocity of the jet relative to the ground.
(c) Find the actual speed and direction of the jet relative to the ground.

In science and physics what is the standard unit of measure for speed?

Brades exam guidelines exam instructions billing & payments & support question 6 of 20 : select the best answer for the question use this illustration to answer the question below. forms & resources al programs 9 ww linics 6. in the circuit shown in the figure above, suppose that the value of r, is 100k, and the value of r2 is 470 kq. at which of the following locations in the circuit would you measure the highest voltage with your meter? rvices 999999 a. between points b and c b. between points a and b c. between points b and e d. between points a and c eredu mark for review (will be highlighted on the review page) mend < < previous question next question

Part of a control linkage for an airplane consists of a rigid member cb and a flexible cable ab. if a force is applied to the end b of the member and causes it to rotate by θ = 0.5°, determine the normal strain in the cable. originally the cable is unstretched.