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A charge of +111 C is fixed at the center of a square that is 0.80 m on a side. How much work is done by the electric force as a charge of +8.1 C is moved from one corner of the square to any other empty corner?
A 0.280 kilgram puck, initially at rest on a friction less horizontal surface, is struck by a 0.205 kilogram puck that is initially moving along the x axis with a velocity of 2.00 m/s. Calculate the percentage of kinetic energy lost in collision
If the rope tension is 120 N, and if the rope does 2500 J of work on the box, what angle theta does the rope make with the horizontal
An object 4.0 cm high is placed 12 cm in front of a diverginglens that has a focal length of – 8.0 cm. Describe by calculation the location, nature (real or virtual andupright or inverted), and size of the image for this location.
a glass windowpane in a home is 0.62 cm thick and has dimensions of 0.8 m 1.9 m. on a certain day the indoor
please write down the general wave equation in fluid and solid. show the simple solution of the wave equations and
A violin string 15.2 cm long and fixed at both ends oscillates in its n = 3 mode. The speed of waves on the string is 273 m/s, and the speed of sound in air is 348 m/s. What are (a) the frequency and (b) the wavelength of the emitted sound wave?
A long, straight wire carries a 10.0 A current in the + y direction as shown in the ¯gore. Next to the wire is a square copper loop that carries a 2.0 A current as shown. The length of each side of the square is1.0 m. Decide the magnitude of the net ..
A large cylindrical water tank is mounted on a platform with its central axis vertical. The water level is 3.75 m above the base of the tank, and base is 6.50 m above the ground. A small hole 2.23 mm in diameter has formed in the base of the tank. Bo..
Two particles with masses 3m and 5m are moving toward each other along the x axis with the same initial speeds vi. Find the final speeds of the particles
The school bus picks up Brian in front of his house and takes him on a straight-line 3.6 km bus ride to school in the positive direction. what is his displacement on the walk home
A curling stone with a mass of 7.00 kg moves across the ice at a speed of 1.35 m/s in the positive x direction. What is the initial momentum
A 35.5 kg girl and a 58.0 kg boy are on the surface of a frozen lake, 12.5 m apart. Using a rope, the girl exerts a horizontal 4.60 N force on the boy, pulling him toward her. Draw a free body diagram. Compute the magnitude of the girl's acceleration
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