1. Slide the meter stick into the bracket and support on the fulcrum to set up. Make sure the screw is facing downward. Adjust the position of the bracket until you get the meter stick to horizontally balanced then tighten the screw. Record the position of the fulcrum. If it is not exactly on the 50cm mark, either the markings are not exactly centered on the meter stick or the mass is not uniformly distributed along the meter stick. Position of the fulcrum: m 2. Use a mass hanger to hang a mass on the meter stick somewhere left of the fulcrum. What happens to the meter stick if you let go
Answers: 3
Physics, 21.06.2019 14:40
An implanted pacemaker supplies the heart with 72 pulses per minute, each pulse providing 6.0 v for 0.65 ms. the resistance of the heart muscle between the pacemaker’s electrodes is 550 ω. find (a) the current that flows during a pulse, (b) the energy delivered in one pulse, and (c) the average power supplied by the pacemaker.
Answers: 3
Physics, 22.06.2019 04:00
When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative
Answers: 2
Physics, 22.06.2019 04:30
Light from the sun reaches the earth in 8.3 minutes. the velocity is 3.00 x 10^8 m/s. how far is earth from the sun? i know how to get to d = (3 x 10^8 m/s)(498 sec). i just don't know how to get from there to the answer being 1.5 x 10^11 m.
Answers: 3
Physics, 22.06.2019 05:00
Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?
Answers: 2
1. Slide the meter stick into the bracket and support on the fulcrum to set up. Make sure the screw...
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