Determine the distrnace between two cities
An airplane flies 200 km due west from city A to city B and then 285 km in the direction of 32.5° north of west from city B to city C.
(a) In straight-line distance, how far is city C from city A?
(b) Relative to city A, in what direction is city C?
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A cannon barrel is elevated at an angle of 45°. It fires a ball with a speed of 346 m/s. (For the following questions, ignore air resistance.) (a) What height does the ball reach?
After a time t' it maintains a constant speed so that when t=160s it has traveled 2000 ft. Determine the time t' and draw the v-t graph for the motion (if you cant draw the graph no problem).
A 60- driver gets into an empty taptap to start the day's work. The springs compress 0.02 . What is the effective spring constant of the spring system in the taptap?
Allosteric enzymes are multi-subunit enzymes with "allo" or other sites, to which biochemicals may bind. When these biochemicals, or allosteric effectors, bind, they change the conformational structure of the enzyme, which, in turn, changes the ac
An airplane flies 200 km due west from city A to city B and then 285 km in the direction of 32.5° north of west from city B to city C. (a) In straight-line distance, how far is city C from city A?
The coefficient of static friction between the box and the board is µs = 0.379, and the coefficient of kinetic friction is µk = 0.303. The angle of the board is increased slowly, until the box just begins to slide; then the board is he
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Insulin normally activates a phosphatase that causes dephosphorylation of proteins, including enzymes. But what if a virus blocks insulin's ability to activate phosphatases in your liver?
A jetliner is moving at a speed of 315 m/s. The vertical component of the plane's velocity is 31.1 m/s. Determine the magnitude of the horizontal component of the plane's velocity.
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