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A tendon is 5.2 cm long, has a cross-sectional area of 0.00006 m2 and has an average elastic modulus of 1.2 GPa. It is stretched with a force of 2400 N
a. What is the tendon stress?
b. What is the tendon strain?
c. How much elastic energy is store in it when it is stretched?
As a baseball is being caught, its speed goes from 31 to 0 m/s in 0.005 seconds. The mass of the baseball is 0.145 kg. What is the force acting on the ball
A 29? and a 41? resistor are in series, Find the current when this series combination is connected across a 12V battery
Consider two vectors where F_1= 84 N, F_2 = 46 N, theta_1= 5 degrees, and theta_2 = 144 degrees, measured from the positive x axis with the counter-clockwise angular direction as positive. What is the magnitude of the resultant vector F = F_1 + F_..
An ideal spring of negligible mass is 13.00 long when nothing is attached to it. When you hang a 3.00- weight from it, you measure its length to be 14.50 .If you wanted to store 10.0 of potential energy in this spring, what would be its total leng..
A woman stands on a scale in a moving elevator. Her mass is 73.0 kg, and the combined mass of the elevator and scale is an additional 815 kg. What does the scale read during the acceleration
A meat baster consists of a squeeze bulb attached to a plastic tube. When the bulb is squeezed and released, find the absolute pressure PB in the bulb
A 0.2-kg steel ball is dropped straight down onto a hard, Determine the magnitude of the impulse delivered to the floor by the steel ball
A 3.00-m length of wire is held in an east-west direction and moves horizontally to the north with a speed of 0.440 m/s. Calculate the magnitude of the induced emf between the ends of the wire. (in µV)
You are standing between two speakers that are separated by 80 m. Both speakers are playing a pure tone of 286 Hz. How fast are you running
A roller coaster at an amusement park has a dip that bottoms out in a vertical circle of radius r. how fast is the roller coaster traveling at the bottom of the dip
A river has a steady speed of 0.42m/s. A student swims upstream a distance of 1 km and swims back to the starting point. If the student can swim at a speed of 1.25 m/s in still water, how long does the trip take.
A 60 kg woman in an elevator is accelerating upward at 1.2 m/s^2. what is the normal force pushing upward on her feet
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