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Problem: A particle moves along the x axis. Its position as a function of time is given by x = 6.8 t + 8.5 t2, where t is in seconds and x is in meters.
Part I: What is the acceleration as a function of time?
I need help to find the acceleration as a function of time.
hookes law describes a certain light spring of unstretched length 33.0 cm. when one end is attached to the top of a
Given the Sun's distance from the center of the Milky Way and the Sun's period of revolution, how can we determine a lower bound for the mass of the Milky Way galaxy?
If you stand on a bathroom scale, the spring inside the scale compresses .50mm telling you your weight is 700N. if you jump on the scale from 1.0m up, what will be the peak reading of the scale?
air flows from a reservoir 2 0 0 1 40 p mn m t c acircdeg through a laval nozzle with a throat diameter of 0.1 m
Four identical charges (+1.9 ?C each) are brought from infinity and fixed to a straight line. Determine the electric potential energy of this group
Two infinitely large sheets of charge are vertical, parallel to each other, and 24.0 cm apart. One of the sheets has a charge density of +4.60 x 10 -7 C/m2. Calculate the unknown sheet's surface charge density
A 7.75 H inductor with negligible resistance is placed in series with a 15.7 V battery, a 3.00 ? resistor, and a switch. The switch is closed at time t = 0 seconds. Calculate the current as time approaches infinity
A simple pendulum consists of a ball connected to one end of a thin brass wire. The period of the pendulum is 1.25 s. find the change in the period of the heated pendulum
An ac power generator produces 24 A rms at 4909 V. The voltage is stepped up to 86000 V by an ideal transformer, What percentage of the power delivered by the generator is dissipated as heat in the power line
The parachute on a race car of weight 8130 N opens at the end of a quarter mile run when the car is traveling at 30.7 m/s. What total retarding force must be supplied by the parachute
A laser emits a cylindrical beam of light 2.6 mm in diameter. what is the rms value of the electric field in the laser beam
A circular loop of wire rests on a table. A long, straight wire lies on this loop, directly over its center, as the drawing illustrates. The current I in the straight wire is decreasing. In what direction (clockwise, counter clockwise or no direction..
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