Physics, 20.05.2021 08:00 Priskittles
2.Which of the following sets of scores has the greatest variability (range)?
a.2, 5, 8, 11
b.13, 13, 13, 13
c.20, 25, 26 ,27
d.42, 43, 44, 45
Answers: 1
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The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.
Answers: 1
Physics, 22.06.2019 11:30
Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?
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An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
Answers: 2
Physics, 22.06.2019 16:00
Rank the six combinations of electric charges on the basis of the electric force acting on q1. define forces pointing to the right as positive and forces pointing to the left as negative. rank positive forces as larger than negative forces. q1,q2,q3 = positive(+) q1 = + q2 = + q3 = - q1 = + q2= - q3= + q1= - q2= + q3= + q1= + q2= - q3= - q1,q2,q3 = negative
Answers: 1
2.Which of the following sets of scores has the greatest variability (range)?
a.2, 5, 8, 11
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