[0.4/1 Points]\ SERPSE10 5.4.P.007.\ Three forces acting on an object are given by

vec(F)_(1)=(-2.2hat(i)+7.45hat(j))N,vec(F)_(2)=(4.65hat(i)-1.85hat(j))N

, and

vec(F)_(3)=(-43hat(i))N

. The object experiences an acceleration of magnitude

3.55(m)/(s^(2))

.\ (a) What is the direction of the acceleration?\ Note that the direction of the acceleration is the same as the direction of the net force.

\\\\deg

(counterclockwise from the

+x

-axis)\ (b) What is the mass of the object?\

kg

\ (c) If the object is initially at rest, what is its speed after

13.0s

?\

(m)/(s)

\ (d) What are the velocity components of the object after

13.0s

? (Let the velocity be denoted by

vec(v)

.)\ Need Help?\ [1/1 Points]\ SERPSE10 5.0Q.002.\ In the figure below, a locomotive has broken through the wall of a train station. During the collision, what can be said about the force exerted by the locomotive on the wall?

Three forces acting on an object are given by F1=(2.2i^+7.45j^)N,F2=(4.65i^1.85j^)N, and F3=(43i^)N. The object experiences an acceleration of magnitude 3.55m/s2. (a) What is the direction of the acceleration? Note that the direction of the acceleration is the same as the direction of the net force. (counterclockwise from the +x-axis) (b) What is the mass of the object? kg (c) If the object is initially at rest, what is its speed after 13.0s ? m/s (d) What are the velocity components of the object after 13.0s ? (Let the velocity be denoted by v.)