A figure skater can increase her angular velocity from a speed of 2.00 revolutions in 3.00 seconds to 5.00 revolutions in 2.00 seconds by bringing her arms in. If her moment of inertia was 4.60 kg...
A figure skater can increase her angular velocity from a speed of 2.00 revolutions in 3.00 seconds to 5.00 revolutions in 2.00 seconds by bringing her arms in. If her moment of inertia was 4.60 kg...
The new blade on my table saw has a radius of 15.0 cm. My table saw has a maximum speed of 3750 rpm. If it takes 2.50 seconds to get up to this final speed, what is the tangential velocity of the...
I am having a lot of trouble with this question. it is due by tomorrow so if you are reading this and it's past 8:00 on March 29th 2015 you don't have to answer
Simran and Champ are walking at a constant speed, though not the same speed as one another. Simran walks from Point A to Point B, while Champ walks from Point B to Point A. They both leave at sunrise,...
Two jets leave an air base at the same time and travel in opposite directions. One jet travels 83 mph slower than the other. If the two jets are 6005 mi apart after 5 hours, what is the rate of each...
How do you find elapsed time and subtracting time
I need the answer ASAP thank you
Below is Brianna’s daily schedule. For each activity, identify the elapsed time from its beginning to its end. Be sure to show your work. Finally, explain why your answer is correct. Schoolwork:...
A car drives down a road in such a way that its velocity (in m/s) at time t (seconds) is v(t)=2t1/2+5 Find the car's average velocity (in m/s) between t = 2 and t = 6.
A truck begins a trip at noon. From noon until 345pm the truck travels with a speed of 45 miles per hour. From 345pm until the truck ends it's trip the truck travels with a speed of 55 mph. At what...
If Justin races his Checy S-10 down Highway 4 for 2,560 meters in 60 seconds, what is his average speed(velocity)?
I want to calculate the coordinates and time where object B2 can intercept object B1. Asuming the following: All coordinates are in pixels B1: Moves from coordinates A1...
A bug moves linearly with constant speed across my graph paper. I first notice the bug when it is at (3, 4). It reaches (9, 8) after two seconds and (15,12) after four seconds. a) Predict the position...
katy can paint a barn in 6 hours by herself giselle and katy working together can paint a barn in 2.4 hours? how long does it take giselle to paint a barn by herself?
Assume the population of a local village grows at an annual rate of 4.5%. Using the Rule of 70, calculate approximately how long before the village has doubled in population? (Round...
Train A leaves a station traveling at 80 kilometers per hour. Eight hours later, train B leaves the same station traveling in the same directionat 100 kilometers per hour.
A second clerk requires 40 min to stock the same shelf. How long would it take to stock the shelf if the two clerks worked together?
trip took 6 hours. there was no traffic and the trip only took 4 hours. average rate was 22 miles per hour faster on the trip home, how far away live from the mountains? Do not...
7. A plane flies 600 miles with a tail wind in 2 hours. It takes the same plane 4 hours to fly the 600 miles when flying against the wind. What is the plane's speed in still air? ...
Bryan goes to school everyday at 6:00am. he leaves school 7 hours and 15 minutes later. if Bryan were to go to school at 6:15, how long would he be in school? And what time would he get out?