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Question: Consider a uniform beam simply supported at the ends and spring supported in the middle, as shown in Figure. Taking advantage of symmetry, analyze the beam using only one element. Assume the following numerical data:
L = 4m, E = 70 GPa, I = 2 x 104 mm4, k = 400 N/mm, P = 20 kN
A sphere of radius R has a charge Q distributed uniformly over its surface. How large a sphere contains 90 percent of the energy stored in the electrostatic field of this charge distribution?
Proper design of automobile braking systems must account for heat buildup under heavy braking.
Assume a kid puts her bicycle on its back and starts the rear wheel spinning from rest to a final angular velocity of 250 rpm in 5 second. Evaluate what the angular acceleration
Given the minimum kinetic energy of an alpha particle in nucleus= 0.01304 Mev or 2.09*10^-15 J compare this to the kinetic energy of an emitted alpha particle (5 MeV or 8.010883 *10-13 J), is it possible the alpha particle could have existed inside t..
A generator is made from a set of 50 wire loops of radius 40 centimeter that turn in a uniform 0.0900 T magnetic field. Obtain what angular frequency of rotation is needed to supply a peak emf of 75.0 Volt
A projectile is fired from ground at an angle 60 degrees above horizontal to hit a target on the wall, which is 25.0 m away. Find the initial speed of the projectile
a parallel-plate capacitor has plates separated by 0.76 .part a if the electric field between the plates has a
A ten pound car wheel has a moment of inertia of 0.52 kg m2. How much torque is required to stop the wheel in 43.21 s?
The position of a 900 kg boulder's center of mass has been decided to within an uncertainty of 1.0 nm. What is the minimum uncertainty in the boulder's velocity?
Anelastic conducting material is stretched into a circular loop of15.0 cm radius. It is placed with itsplane perpendicular to a uniform 0.800T magnetic field. What emf is induced in the loop at that instant
Two point charges lie along the y-axis. A charge of q1 = -9.5 %u03BCC is at y = 6.0 m, Locate the point (other than infinity) at which the total electric field is zero
A beam of ultraviolet radiation, with frequency of 2.56×1015 Hz is directed at a clean metal surface. Calculate the maximum kinetic energy for an electron dislodged from the surface by the radiation
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