Question

A,1.5kg,object,moves,up,the,y,axis,at,a,constant,speed.When,it,reaches,the,origin,the,force,F1=5.0N,at,37,deg,above,the,+x,axis,F2,=2.5N,in,the,+x,direction,F3=,3,5N,at,45,deg,below,the,neg,x,axis,and,F4,=,1.5N,in,the,neg,y,direction,are,applied,to,it,(a)Will,the,object,continue,to,move,along,the,y,axis?,(b),If,not,what,simultaneously,applied,force,will,keep,it,moving,along,the,y,axis,at,a,constant,speed?

Answer 1

If all the components of all forces in the x direction are zero, it will not accelerate right or left.

If they do not add to zero, it will move right or left.

If you want it to be zero, and it is not, add a force with an equal and opposite x component.