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A jet, diving at an angle of 53o with the vertical, releases a projectile at an altitude of 800 meter. The projectile hits the ground 5.0 sec after being released.
A) Determine what is the speed of the jet?
B) Find how far did the projectile travel horizontally during its flight?
C) Find the horizontal and vertical components of its velocity just before striking the ground?
you fly from bostons logan airport at sea level to denver at an altitude of 1.6 km. take your mass as 65 kg and the
A beaker of water sits in the sun until it reaches an equilibrium temperature of 30°C. Find how much ice remains after the system reaches equilibrium
four point charges have the same magnitude of 2.4 x 10-12 c and are fixed to the corners of a square that is 8.2 cm on
A 1.35 kg object is moving in the x direction at 16.4 m/s. Just 3.61 s later, it is moving at 28.8 m/s at 36.0^circ to the x axis. What is the magnitude of force applied throughout this time.
A cannonball is shot (from ground level) with an initial horizontal velocity of 36 m/s and an initial vertical velocity of 21 m/s. What is the initial speed of the cannonball
On a pleasure cruise a boat is traveling relative to the water at a speed of 4.94 m/s due south. find the magnitude of the passenger's velocity relative to the water
A refracting telescope has an angular magnification of -90.00. The length of the barrel is 1.800 m. What are the focal lengths of (a) the objective and (b) the eyepiece?
X-rays with an energy of 300 KeV undergo Compton scattering from a target. What is the speed of the recoiling electron
A charge of 2.19 µC is held fixed at the origin. A second charge of 2.19 µC is released from rest at the position (1.15 m, 0.470 m) . If the mass of the second charge is 2.10 g, what is its speed when it moves infinitely far from the origin?
What mass (in grams) of steam at 100°C must be mixed with 251 g of ice at its melting point, in a thermally insulated container, to create liquid water at 66.0°C? The specific heat of water is 4186 J/kg·K. The latent heat of fusion is 333 kJ/kg, an..
At some point in its orbit our asteroid is moving with a speed of 25 kilometers per second. Determine the kinetic energy of the asteroid
Calculate the total number of electrons bombarding the target of an X-ray tube operated at 100 mA for 0.1 seconds
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