A train 400 m long is moving on a straight track with a speed of 80.1 km/h. The engineer applies the brakes at a crossing, and later the last car passes the crossing with a speed of 16.9 km/h. Assuming constant acceleration, determine how long the train blocked the crossing. D...
A car starts from rest and travels for 6.0 s with a uniform acceleration of +2.4 m/s2. The driver then applies the brakes, causing a uniform acceleration of −1.0 m/s2. If the brakes are applied for 3.0 s, determine each of the following. (a) How fast is the car going at ...
There is no given figure, you have to draw it from the question.
The figure shows the treatment of fractures of the humerus shaft with a cast of the upper arm bent by 100 to 110 degrees at the elbow joint, and an attached traction device. The traction device keeps the upper arm under tension to lower the risk of fracture dislocation due to ...
on an exam i had to day this was the question:A painter of mass 50.0 kg stands on a platform of mass 40.0 kg and pulls on two ropes which hang over pulleys, as shown. He pulls each rope with a force of 400.0 N. Assuming a coordinate system where +y is up, calculate the y-compo...
Algebra 1 Honors
A diver is working 10 feet below the surface of the water. The gap between the water and the deck of his support barge is 1/8 of the total legnth of the air hose , and 3/4 of the total legnth remains on the reel. What is the maximum working depth without a change of equiptment...
Firm A and firm B have debt-total asset ratios of 35% and 30% and ROA of 12% and 11%, respectively. Which firm has a greater ROE? I think that it is firm B since it has more equity financing its assets.
Solve 2³ -1 (3 + 6) + 3
a jar of jelly beans contains 33 red, 52 white, 70 yellow ad 85 orange. To the nearest whole percent, what percent of the total jelly beans are orange?
oh, okay, thank you!
For Further Reading