This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: An x-t graph is drawn for a ball moving in one direction. The graph starts at the origin and at t = ... (Read 11 times)

mia

  • Hero Member
  • *****
  • Posts: 564
on: Jul 28, 2018
An x-t graph is drawn for a ball moving in one direction. The graph starts at the origin and at t = 6 s the velocity of the ball is zero. We can be positive that at t = 6 s,
 a. the slope of the curve is non-zero.
  b. the acceleration is constant.
  c. the ball has stopped. d. none of the above answers is always correct.

Question 2

A European sports car dealer claims that his product will accelerate at a constant rate from rest to a speed of 100 km/hr in 8.00 s. What is the speed after the first 5.00 s of acceleration? (Hint: First convert the speed to m/s.)
 a. 34.7 m/s
  c. 23.1 m/s
  b. 44.4 m/s
  d. 17.4 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

meow1234

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

D


mia

  • Member
  • Posts: 564
Reply 2 on: Jul 28, 2018
Gracias!

matt95

  • Member
  • Posts: 317
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Life-cycle of the Sun; sizes are not drawn to scale. Life-cycle of the Sun; sizes are not drawn to scale.
Sketch the graph of each function using transformations. State the domain and range. Sketch the graph of each function using transformations. State the domain and range.
graph graph
Two Models for the Origin of H. sapiens Two Models for the Origin of H. sapiens
Graph approximated by two parabolas for the Simpson's rule Graph approximated by two parabolas for the Simpson's rule
Video: Gastrulation: cross section of the frog

For a complete list of videos, visit our video library