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Problem: A 45N force is applied to a spring with spring constant k = 210N/m.
Part A: How much does the spring stretch?
I need help to determine how much does the spring stretch.
A student throws a ball vertically upward such that it travels 6.5m to its maximum height. What is the ball's average velocity
Three resistors, of 8.0 %u03A9, 12 %u03A9, and 24 %u03A9, are in parallel, and a current of 20 A is drawn by the combination. Determine the potential difference across the combination
A thin, square, conducting plate 42.0 cm on a side lies in the xy plane. A total charge of 4.20 10-8 C is placed on the plate. You may assume the charge density is uniform. (a) Find the charge density on each face of the plate. C/m2 (b) Find the elec..
A football is kicked from the ground with a velocity of 38 m/s at an angle of 40 degrees and eventually lands at the same height. How far away does the ball land
a farsighted woman breaks her current eyeglasses and is using an old pair whose refractive power is 1.600 diopters.
What must the separation be between a 6.7 kg particle and a 2.9 kg particle for their gravitational attraction to have a magnitude of 4.1 × 10-12 N
A half-Atwood machine consists of a block of mass 4.0 kg on a table, connected by a string that passes over a pulley to a hanging mass of 5.0 kg. how fast is it moving after the hanging block has fallen 2.0m
A 2.90 kilograms bucket is attached to a disk-shaped pulley of radius 0.131 meter and mass 0.692 kilogram. If the bucket is allowed to fall, Determine what is the angular acceleration of the pulley
Neutron stars are so named because they are composed of neutrons and have a density the same as that of a nucleus. find the radius of a neutron star
In a particular x-ray tube, an electron approaches the target moving at 1.10 108 m/s. It slows down on being deflected by a nucleus of the target, compute the final speed of the electron
In an integrated circuit, the current density in a 2.9 ??m?thick× 71 ??m?wide gold film is 7.7×105A/m2, How much charge flows through the film in 15 min
a step-down transformer is designed to reduce 120v to 7v. if its primary coil has 1000 turns how many turns for the
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