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An object at rest on a flat, horizontal surface explodes into two fragments, one seven times as massive as the other. The heavier fragment slides 9.10 m before stopping. Assume that both fragments have the same coefficient of kinetic friction. How far does the lighter fragment slide?
An object oscillates from a massless vertical spring with a frequency of 4.00Hz. hanging at rest from this spring, how much would the object stretch the spring
A man with mass m1 = 61.0 kg stands at the left end of a uniform boat with mass m2 = 169.0 kg and a length L = 2.7 m. At what location does the man end up
q1. a 9.05 kg projectile is fired vertically upward. air drag decreases the mechanical energy of the projectile-earth
measuring distances to high precision is a critical goal in engineering. numerous devices to exist to perform such
How would you describe the discoveries of Benjamin franklin, Robert millikan, cgarles-augastin de coulomb and Ernest ruthford
A particular organ pipe can resonate at 231 Hz, 385 Hz, and 539 Hz, but not at any other frequencies in between. Is it an open or a closed pipe? What is the fundamental frequency of this pipe.
A screen is placed 52.4 cm to the right of the converging lens. A diverging lens is placed between the converging lens and the screen. What is the focal length f2 of the diverging lens
A student sits on a swivel seat. Initially the student is at rest, holding a spinning bicycle wheel that has an angular velocity of 10.2 rad/s (see figure below). The student turns the spinning wheel upside down, reversing the direction of its angula..
A man throws a ball such that it strikes a wall of a building at the max height of its trajectory. If it takes 1.15 seconds to travel from man to the building, determine the velocity at which it was thrown, the angle, and the height of the building.
Light of wavelength 640nm falls on two slits and produces an interference pattern in which the third-order bright red fringe is 48mm, obtain the separation of the two slits
A parachutist with a camera, both descending at a speed of 11 m/s, releases that camera at an altitude of 140 m. Explain how long does it take the camera to reach the ground?
The incline has height of 2.1 m and is at an angle of 19 degrees above the horizontal. It is allowed to slide down the incline. What are they at the bottom of the incline
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