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A car is hauling a 88 kg trailer, to whichit is connected by a spring. The spring constant is 2150 N/m. The car accelerates with an acceleration of0.33 m/s2. By how much does the spring stretch?
A car of mass 1,000 kg starts from rest and accelerates to a velocity of v = 24 m/s in a time interval of ?t = 11 seconds. what force is needed for this acceleration
An airplane has a speed of 285 km/h relative to the air. There is awind blowing at 95 km/h at 30.0o north of east relativeto Earth. In which direction should the plane head to land at anairport due north of it present location? What is the plane's sp..
q1. a rectangular container measuring 32 cm 34 cm 51 cm is filled with water. what is the mass of this volume of water
In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and its riders from rest to 56 m/s (around 130 mi/h) in a time of 7.2 s
A field mouse trying to escape a hawk runs east for 6.0m , darts southeast for 3.9m, What is the magnitude of the net displacement of the mouse
a golfer imparts a speed of 30.3 ms to a ball and it travels the maximum possible distance before landing on the green.
A 50 kg person on a merry-go-round is traveling in a circle with a radius of 2 m at a speed of 6 m/s. What acceleration does the person experience
Determine the highest speed the stone can attain without breaking the string.
A stationary sonar station sends out a sound pulse at 40.000 MHz. It receives a pulse back from an object directly below it with a time delay of 80 ms at a frequency of 39.958 MHz. Determine the vertical speed of the object
an oxygen ion O2- is moving with a speed of 322 m/s in a direction perpendicular to a magnetic field of magnitude B, what is B
a solid sphere of brass (bulk modulus of 1.4x10^11 N/m^2) with a diameter of 2.3 m is thrown into the ocean. by how much does the diameter of the sphere
A high energy photon is scattered at an angle of ? =180.0° from an electron that is initially at rest. Find the energy of the incident X-ray photon
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