Tuesday, January 28, 2014

A lab report of an object in freefall and the effects of gravity.

Purpose: The purpose of this lab is to prove that the acceleration of graveness is 9.8m/s/s. We did this by taking a time glide by photo of a clump dropped with a meter start out neighboring to it. While the ball was dropped, a stroboscope free was trice 3000 times per second, which created measurable points of the balls descent. Then we did a hardly a(prenominal) polar interprets of the information points by hand and computer. Procedure: 1. redact up a meter stick vertically against a black reason 2. Set up a strobe light to flash against this background at 3000 times per second. 3. think a camera to espouse in the entire length of the meter stick to jibe that the balls entire flight is captured. 4. invest back the slide to restore the film. 5. Press and hold the shut open and drop the ball at the same time. 6. justify the shutter when the ball hits the ground. 7. deferment 30 sec for the come across to develop and record the measureme nts for each(prenominal) time the ball is shown. 8. Set up a chart with time as the x-axis and your standoffishness measurements on the y-axis. 9. while your distance points every .02s, then sketch a best satisfy curve. 10. arrest the slope at every other entropy point by drawing topaz lines. 11. The slope set up on the tangent lines is the fastness at each instance. 12. Plot a new graph using the velocity data as the new y-axis. 13. Determine the slope of that graph to come across the experimental acceleration 14. Repeat process on computer. Data: Distance vs. epoch Distance(cm)         Time(s) 0         0 3.5         .02 7.5         .04 11.5         .06 16.5         .08 21.5         .10 27.5         .12 33.5         .14 40.5         .16 46.5         .18 54.5         .20 62.5         .2 2 Slopes of Distance vs. Time (change... ! If you indispensableness to sound a full essay, order it on our website: OrderCustomPaper.com

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