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A 500 ton jet is flying at an altitude of 30,000ft with a constant speed of 520mph. what is the total resistance force action on the jet
Two small objects are hung, from a point, on strings 50 cm long. they each have mass .06 grams and are given equal charge, What is the magnitude of the charge on each object
The equation of a transverse wave traveling along a very long string is y = 7.0 sin (0.050 ?x + 8.0 ?t), Determine the maximum transverse speed of a particle inthe string
Starting from rest, a boulder rolls down a hill with constant acceleration and travels 3.00m during the first second. how FAR does it travel during the second second
A rock is thrown vertically upward with a speed of 19.0m/s from the roof of a building that is 70.0m above the ground. What is the speed of the rock just before it strikes the ground
You measure an electric field of 1.32*10^6 N/C at a distance of 0.156m from a point charge. What is the magnitude of the charge
You're making delieveries to several different stops, each several miles from the next. Find the vector displacement of your whole trip
A runner covers one lap of a circular track 40.0m in diameter in 63.5s, what was her average speed for that half-lap
Your are sitting in your car, which is standing at the side of the road with the engine idling. After what distance will you catch up with your classmate
Your are driving along SW 8th Street (Tamiami Trail). It takes you 8.6 minutes from 107th Avenue to 87th Avenue. What was your average velocity
A ship's mast reaches to a height of 15 meters above the surface of a 10-meter-deep lake. how long will the shadow of the mast
A subway train starts from rest at a station and accelerates at a rate of 1.50m/s2 for 14.2s. find total distance covered
Identical point charges of +3.6 ?C are fixed to diagonally opposite corners of a square. Find the sign and magnitude of the third charge
A 581-{\rm N} physics student stands on a bathroom scale in an 821-{\rm kg} (including the student) elevator that is supported by a cable. Find the magnitude of the acceleration of the elevator
After having collected samples along the shore all day long, a marine biologist walks back to her campsite, 1.69 km away. What distance did the dog run
A sailor drops a wrench from the top of a sailboat's vertical mast while the boat is moving rapidly and steadily straight forward. Where will the wrench hit the deck
A car drives west on 8th Street at a speed of 39.3 mph. How long (time) does it take the car come to a complete stop
Consider an equilateral triangle 12cm on a side. If a charge of 6*10^-5 C is placed at each vertex, find the force on the top charge
A destroyer sends a sonar pulse out to detect a submarine directly below the ship in the ocean. find how deep is the submarine
A charge of +8.8 micro-coulombs with a mass of 0.56 kg lies on a horizontal surface. What is the amount of the normal force on the charge
A daring ranch hand sitting on a tree limb wishes to drop vertically onto a horse galloping under the tree. How long is he in the air
A 4 kg block is acted upon by three horizontal forces. 10n (to left) 5n(short arrow to right) 25n to right. what is the horizontal acceleration of the block
The driver of a car slams on the brakes when he sees a tree blocking the road. With what speed does the car then strike the tree
Colonel John P. Stapp, USAF, participated in studying whether a jet pilot could survive emergency ejection. Determine the negative acceleration he experienced
A person walks first at a constant speed of 4.80 m/s along a straight line from point a to point b, What is her average speed over the entire trip