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A projectile is launched with an initial velocity of 37.3 m/s at 65.2o above the horizontal. This projectile is launched from the ground level and the ground itself is level.
Obtain the magnitude of its velocity 2.05 s later.
Find the direction of the projectile velocity vector 2.05 seconds after launch?
Find the magnitude of its velocity 5.10 s after launch.
Find the direction of the projectile velocity vector 5.10 s after launch?
Vector A has a magnitude of 11 and points in the positive x-direction, with the positive x-axis. What is the magnitude of A and B
A dampled harmonic oscillator is made from a 0.8kg mass on a k=14N/m spring with a damping constant of 400g/s, what is the initial energy of the oscillator
A block of mass m is pushed up against a spring,compressing it a distance x, and the block is thenreleased. The spring projects the block along a frictionlesshorizontal surface, giving the block a speed v.
An Air France Airbus A 380 accelerates from rest to lift-off speed of 79.87 m/s in 28.90 s. Each of the plane's two jet engines provides a forward force (thrust) of 101.00 kN. What is the mass of the plane?
A simple harmonic oscillator consists of a block of mass 4.10 kg attached to a spring of spring constant 350 N/m. What is the amplitude of the oscillations
A satellite is in a circular orbit about the earth (ME = 5.98 1024 kg). The period of the satellite is 4.40 104 s. What is the speed at which the satellite travels
A proton with a speed of 2.5 × 106 m/s is shot into a region between two plates that are separated by a distance of 0.16 m. What must be the magnitude of the magnetic field
A 2 C charge and a 8 C charge repel each other with 10 N of force. How much will a 4 C charge and a 4 C charge repel each other when placed the same distance apart? Electrons are accelerated to reach a kinetic energy of 250 eV (= 4.0 x 10-17 J). If t..
a step-down transformer converts 120v ac to 6.00v ac rms values and the secondary winding is connected to a purely
A tube is open only at one end. A certain harmonic generted by the tube has a frequency of 470Hz. The next higher harmonic has a frequency of 555Hz. The speed of sound in air is 343m/s.
A car wheel in diameter of 30 inches has a linear velocity of 30 mph. The car accelerates for 10 seconds. What is the angular displacement of the car wheel during the 10 seconds of acceleration
You want to precut a set of 1.51 ohm strips of 14.0 gauge copper wire (of diameter 1.628 mm ). How long should each strip be
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