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Each of the protons in a particle beam has a kinetic energy of 3.05 x 10-15 Joule. Find what are the magnitude and direction of electric field that will stop these protons in a distance of 1.40 meter?
Find the horizontal component of the force exerted on the rod by the hinge and Find the vertical component of the force exerted on the rod by the hinge.
The force of the wind on the sails of a sailboat is 410 N north. The water exerts a force of 240 N east. If the boat (including crew) has a mass of 330 kg, illustrate what are the magnitude and direction of its acceleration?
A small block with a mass m1 = 4 kg is located at the edge of a disk with a mass of m2 = 20 kg and radius of R = 0.25 m, what is the rotational kinetic energy (in J) of the system
A 0.50 kilogram shuffleboard puck slides a distance of 3.0 meter on the board. estimate what work is done by the force of friction
Two packing crates of masses m1 = 10.0 kg and m2 = 5.00 kg are connected by a light string that passes over a frictionless pulley as in Figure P4.26. The 5.50 kg crate lies on a smooth incline of angle 40.0°. Find out the acceleration of the 5.50 ..
Wasn't the density of the universe at the moment after the Big Bang therefore great as to create a black hole? If the answer is that the universe/space-time can expand anyway what does it imply about what our universe looks like from the outside?
The pilot of an aircraft wishes to fly due west in a 50 kilometer per hour wind blowing toward the south. Obtain in what direction should the aircraft head
Compute the Coulomb repulsion energy between two nuclei of 235U (137Cs and 96Zr) that just touch at their surfaces. (b) Write the complete fission reaction equation for these products and calculate its Q-value. (assume r0 = 1.3x10-15 m) (10 pts)
A space probe is traveling in outer space with a momentum that has a magnitude of 7.80 107 kg · m/s. Determine the momentum of the probe after the retrorocket ceases to fire
Calculate the pressure at the bottom of the container after an additional 2.15E-3 m3 of this fluidis added to the container. Assume that no fluid spills out of the container
Suppose a tank contains 624 m3 of neon (Ne) at an absolute pressure of 1.01 105 Pa. What is the increase in the internal energy of the neon
Using a diesel fired boiler with an efficiency of 80%.How many liters of diesel is required to create 1000kg of steam at 120degrees Celsius from make up water at 20 degrees Celsius.given that enthalpy of steam at 120 degrees Celsius is 2706.3kJ/kg..
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