jennatmis jennatmis
  • 23-08-2014
  • Physics
contestada

What is the displacement after 6 seconds when a car is moving at 12m/s and coasts up a hill with a uniform aacceleration of -1.6 m/s^2

Respuesta :

Cabuji
Cabuji Cabuji
  • 23-08-2014
The kinematic formula using displacement, time, initial velocity, and acceleration:
x = v t+.5 a t^2
x= (12m/s)(6s) + .5(-1.6m/s^2)(6s)^2
x= 72m - 28.8m
x = 43.2 m
Answer Link

Otras preguntas

Edmentum evaluating a painting
What is the change in the internal energy of a system that does 600 joules of work and absorbs 800 joules of heat? A. -200 J B. -1,400 J C. 1,400 J D. 200 J​
Which type of sampling involves choosing soils from any area of a site?
help me answer this question :(((((
here is a formula P=3T work out the value of P when T =10​
Stephen buys two cookies and one muffin for $5. Jacks buys one cookie and one muffin for $3. How much is a cookie? How much is a muffin?
8. Consider a function which takes certain values, as shown in the table below. -- x | -2 | 0 | 3 | 8 | y | 10 | 6 | 0 | -10 | Find the average rate of change b
Please help!! Is this an: Acid Base Neither
What sound block lets you slow down your beat?
1. A _______ causes the computer program to behave in an incorrect or unexpected way. A. Loop B. Bug C. Variable D. Syntax