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A 14.4 cm long tendon was found to stretch 3.79 mm by a force of 11.1 N. Calculate the Young's modulus of this tendon
A 650-kg car stopped at an intersection is rear-ended by a 1720-kg truck moving with a speed of 22 m/s. find the final speed of both vehicles after the collision
A particle moving along a 2-d x-y plane has its velocity described by the functions: Vx=2t^2, what is the acceleration of the particle
A telescope has an objective with a refractive power of 1.50 diopters and an eyepiece with a refractive power of 270 diopters
A converging lens (f1 = 24.0 cm) is located 56.0 cm to the left of a diverging lens (f2 = -28.0 cm). How far is the object from the converging lens
An object is placed to the left of a lens, and a real image is formed to the right of the lens. How far from the lens is the object
A layer of oil (n = 1.45) floats on an unknown liquid. A ray of light originates in the oil and passes into the unknown liquid. What is the index of refraction of the unknown liquid
A 20 Kg loudspeaker is suspended 2.0 m below the ceilling by two cables that are each 30' from vertical . What is the tension in the cables
Use the following scenario for questions 8-10. The mass of Football Player A is 117 kg, and his linear velocity is 6.12 m/s. Calculate linear momentum of Football Player A
A large cruise ship of mass 6.70 107 kg has a speed of 13.0 m/s at some instant. How much work is required to stop it
A 6.70 -uC particle moves through a region of space where an electric field of magnitude 1300 N/C points in the positive x direction, find the components of the particle's velocity
A medicine ball is thrown at Bob (who is standing still). The medicine ball weighs 6kg and Bob weighs 82.50 kg. What was the velocity of Bob and the ball after the catch
A student moves a box of books by attaching a rope to the box and pulling with a force of 90.0 N at an angle of 30.0 degrees. Find the acceleration of the box
A man of mass 45 kg. is standing on a uniform rolling board of length 10 m. and mass (mb = 30 kg). how far does the board retreat
Two blocks with masses M1=7.90kg and M2=1.20kg are attached by a thin string which goes over a frictionless, Calculate the magnitude of the frictional force acting on M1
A satellite is in a circular orbit about the earth (ME = 5.98 x 1024 kg). The period of the satellite is 2.11 x 104 s. What is the speed at which the satellite travels
A 0.350-{\rm m}-long cylindrical capacitor consists of a solid conducting core with a radius of 1.25mm, Calculate the energy stored in the capacitor when fully charged
a fly beats its wings at a frequency of 1200 Hz. if the expansion and contraction of the wing muscles of the fly exhibits simple harmonic motion, what is the time period of a single beat of the flys
a spring is pressed against a wall so that it is compressed by 0.25 m (ie it is 0.25 m shorter than its equilibrium length). what is the speed at which the spring leaves the wall
A spring scale on a rotating platform indicates that the horizontal force on a 0.606 kg mass is 1.57 N, How long does it take for the platform to make one revolution
A velodrome track is banked so that a bicycle traveling at 62.8 km/h will have no tendency to slip to either side when traveling on the path that has a radius of curvature of 79.0 m
During 0.15 s, a wheel rotates through an angle of 2.74 rad as a point on the periphery of the wheel moves with a constant speed of 2.16 m/s
You drive on Interstate 10 from San Antonio to Houston, half the time at 63 km/h and the other half at 86 km/h. What is your average speed for the entire trip
An automobile engine slows down from 3000 rpm to 900 rpm in 4.5 s. find the total number of revolutions the engine makes in this time
Two parallel conducting plates with the small gap of 1.0 cm are charged oppositely each other. What is the acceleration of the electron