Question

QUESTION 8 points Save Find the uncertainty in a calculated average speed from the measurements of distance and time. Average speed depends on distance and time according to this function vitx)-x/t. Your measured distance and time have the following values and uncertainties x-7 meters·5x-28 meters and t-5 seconds and & = 0 8 seconds what is the uncertainty in the average speed. 5v?Units are not needed in your answer QUESTION9 1 pointsSave Are Find the uncertainty in kinetic energy. Kinetic energy depends on mass and velocity according to this function Elm.vi -1/2 mv2 Your moasured mass and velocity have the following uncertainties 5m-055 kg and 5v- 035 m/s What is is the uncertainty in energy. SE . if the measured mass, m-5.44 kg and the measured velocity.v- -058 m/s? Units are not needed in your answer

Answer 1

Solution:
Given hat trage speed depen d」 0) distance $ time un Chion is depen u 6n dtstancoe t S 31 wley />그 s)

2 구 าเ ihere 1.4 4C0.4 o.) ~ 1.4乂(0.58) 6