Find the final speed of the particle
A particle moving with a velocity of 1.3 m/s in the + x direction is given an acceleration of 0.10 m/s2 in the + y direction for 3.2 s. Find the final speed of the particle.
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Mary weighs 521 N and she walks down a flight of stairs to a level 5.5 m below her starting point. What is the change in Mary's potential energy?
A parallel-plate capacitor has a plate area of 0.2 m2 and a plate separation of 0.1 mm. To obtain an electric field of 2.0 × 106 V/m between the plates, the magnitude of the charge on each plate should be: What is the charge (in ) on positive
Compare the speed of the light beam relative to the ground when the train is at rest and when it is moving. How does the behavior of the light beam differ from the behavior of a bullet fired forward atop the train?
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A test charge (q0 = -9.40 x 10-8 C), with a mass of 2.70 x 10-8 kg, is released from rest at one of the corners of the square. Determine the speed of the test charge when it reaches the center of the square.
Starting from rest with an acceleration of 0.37 m/s2, he covers the same distance as the ramp does, but in one-fourth the time. What is the speed at which the belt of the ramp is moving?
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A car moving at 9 m/s crashes into a barrier and stops in 0.050 s. There is a 20 kg child in the car. Assume that the child's velocity is changed by the same amount as the car's in the same time period. What is the impulse needed to stop the child
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