A body of mass 5kg starts from the origin with an initial velocity vecu = 30 hati + 40 hatj ms^(-1). If a constant forcevecF = -(hati + 5hatj)acts on the body, the time in which the y-component of the velocity becomes zero is :

A body of mass 5kg starts from the origin with an initial velocity vec

1.	A body of mass 5kg starts from the origin with an initial velocity vecu = 30 hati + 40 hatj ms^(-1). If a constant forcevecF = -(hati + 5hatj)acts on the body, the time in which the y-component of the velocity becomes zero is :
Answer» 5s 20s 40s 80s Answer :C