Answers: 1
Physics, 22.06.2019 01:30
Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33
Answers: 2
Physics, 22.06.2019 05:10
Total solidification times of three casting geometries are to be compared: a sphere, a cylinder, in which the length-to-diameter ration - 1.0, and a cube. volume = 1000 cm^3 for all three shhapes, and the same casting alloy is used. a) determine the solidification times of each geometry b) based on the results of part (a), which geometric element would make the best riser? c) if the mold constant = 3.5 min/cm^2 in chvorinov's rule, compute the total solidification time for each casting.
Answers: 3
Physics, 22.06.2019 13:50
Observations show that interstellar clouds can have almost any shape and
Answers: 1
Physics, 23.06.2019 16:30
The diagram shows an example of convection. which label belongs on the arrow? a) warmer water sinks b) warmer water rises c) cooler water sinks d) cooler water rises
Answers: 1
The magnetic field lines about a current-carrying wire form...
Business, 09.04.2020 20:26
Mathematics, 09.04.2020 20:26
Geography, 09.04.2020 20:26
Mathematics, 09.04.2020 20:26
Social Studies, 09.04.2020 20:26
Mathematics, 09.04.2020 20:26
Mathematics, 09.04.2020 20:26
History, 09.04.2020 20:26
Biology, 09.04.2020 20:26
Mathematics, 09.04.2020 20:27
Mathematics, 09.04.2020 20:27
Mathematics, 09.04.2020 20:27