Homework Help: Physics

Posted by arcos15 on Friday, September 21, 2012 at 2:52am.

An object moves in the +x direction at a speed of 30 m/s. As it passes through the origin, it starts to experience a constant acceleration of 3.7 m/s2 in the -x direction.

(b) How much time elapses before the object returns to the origin?

_____________s

Physics - Scott, Sunday, September 23, 2012 at 5:14pm
this is like a projectile problem turned sideways

0 = -(.5 * 3.7 * t^2) + (30 * t)

solve the quadratic for t (you want the non-zero solution)

Answer this Question

Related Questions

pre-calculas - An object is situated so that its center of mass is located at ...
physics - An observer measures the length of an object. In which of the ...
Physics - A 1.1 kg particle-like object moves in a plane with velocity ...
physics - a 1.5-kg object moves up the y-axis at a constant speed. When it ...
physics - A 1.5-kg object moves up the y-axis at a constant speed. When it ...
Re: Physics - Posted by COFFEE on Friday, March 30, 2007 at 4:25am. A 1.1 kg ...
Physics - An object m of mass m=1kg is attached to a string that passes through ...
physics - A force F = (4.18xi + 3.18yj) N acts on an object as it moves in the x...
physics - A,1.5kg,object,moves,up,the,y,axis,at,a,constant,speed.When,it,...
college Physics - Q. A force F = (3.99xi + 2.86yj) N acts on an object as it ...

For Further Reading

First Name:
School Subject:
Answer: