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A postal employee drives a delivery truck along the route shown in the figure below. (x = 2.3, y = 3.6, and theta = 45o.) Determine the magnitude and direction of the resultant displacement by drawing a scale diagram. (Submit a file with a maximum size of 1 MB.)
The land speed record of 13.9 m/s (31 mi/h) for birds is held bythe Australian emu. An emu running due south in a straight line atthis speed slows down to a speed of 10.5 m/s in 3.3 s.Assuming that the acceleration remains the same, what is the bird'..
The distance from the point on the surface of Earth to a point on a surface of the moon is measured by aiming a laser light beam at the reflector on the surface of moon and measuring the time required for the light to make a round trip.
A proton orbits a long charged wire, making 1.6 x 106 revolutions per second. The radius of the orbit is 1.2 cm. whatis the wire's linear charge density
A bumper car with mass m1 = 113.0 kg is moving to the right with a velocity of v1 = 4.6 m/s. What is the final speed of the two bumper cars after the collision
If the sphere is enclosed in a room whose walls are kept at -5°C, what is the net flow rate of energy out of the sphere
A +17 nC charge is located at the origin. What is the strength of the electric field at the position (x,y) = (5.0 cm , 0 cm) ? What is the strength of the electric field at the position (x,y) = (-5.0 cm, 5.0 cm) ? What is the strength of the electric..
a stone is dropped from the roof of a high building. a second stone is dropped 2.50 s later. how far apart are the
The (kinetic) energy of a photon is 10 eV. An electron has the same de Broglie wavelength as the wavelength of the photon. What is the electron's kinetic energy
A rectangle coil of 55 turns, dimensions of 0.100m by 0.200m and a total resistance of 10.0 ohms rotates with angular speed 33.0 rad/s about the y axis in a region, Calculate the maximum induced emf in the coil
a box of weight w is sliding down a plane that is frictionless and inclined at angle θ above the horizontal. What is work done on box by force of gravity if box moves distance d
Two masses m1 and m2, with m1
Dr Jeeves has invented a new kind of heat engine that operates using a pool of molten copper at 1083 degrees celcius and a block of solid lead at 327 degrees celcius. How much power is produced by the engine
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