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The displacement vector for a 15 s interval of a jet airplane's flight is (2850, -2430) meter.
(a) Evaluate the magnitude of the average velocity?
(b) Find at what angle, measured from the positive x axis, did the airplane fly during this time interval?
A pulley system is used to lift a 52kg crate. One chainconnects the upper pulley to the ceiling, and the secondchain connects the lower pulley to the crate. The crateis raising with an acceleration of 2.0 m/s^2.
A person's face is 30cm ini front of a concave shaving mirror. If the image is an erect image 1.5 times as large as the object, what is the mirror's focal length?
A 1000kg car moving at 40mph hits a 750 kg parked car. If they move off locked together after the collision how fast are they moving
Three charges, +2.6 \mu C, -4.9 \mu C, and-7.2 \mu C, are located at (-0.21 m,0.12 m), (0.52 m, -0.35 m), and (-0.46 m,-0.34 m) respectively. What is the electric field at theorigin? Enter the x and ycomponents of the field separated by a comma.
A long, straight wire carrying a current of 2.00 A is placedalong the axis of a cylinder or radius 0.500 m and a length of 3.00m. Determine the total magnetic flux through the cylinder
The work function of a certain metal is 3.00 eV. What is the kinetic energy of a photoelectric in both "J" and "eV" for an incident photon of wavelength 400.0 nm
An ideal gas at 26.9°C and a pressure 1.60 105 Pa is in a container having a volume of 1.00 L. Determine the number of moles of gas in the container
An electron is observed traveling at a speed of 1.89 107 m/s parallel to an electric field of magnitude 10,660 N/C. How far will the electron travel before coming to a stop? (The mass of electron is 9.109 10-31 kg, and the charge on the electron is 1..
Two 8.0 coulomb light bulbs are connected in a 12 V series circuit. What is the power of both glowing bulbs
two 491 g blocks of wood are 1.63 m apart on a frictionless table. a 10.67 g bullet is fired at 415 ms toward the
two charged particles are moving with equal velocities of 2.30 ms in the x-direction. at one instant of time the first
A 30.0 kg solid uniform cube with 0.700 m sidesrests on a level surface. What is the minimum amount of work(Joules) necessary to put the cube into an unstable equilibrium position
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