The midpoint of a piano string of tension T, density rho, and length l is hit by a hammer whose head diameter is 2a. A tiny fly is sitting at a distance l/4 from one end. (Assume that a < l/4; otherwise, the fly may be struck!) How long does it take for the disturbance to reach the fly

Sara has been reading about different types of financial grants, including federal pell grants, academic competitiveness grants, smart grants, and teach grants. which statement about these grants is true? filling out a fafsa will not her apply for these grants. she will not have to pay back any funds she receives from these grants. these grants only go to students with less than a 3.0 gpa. she will have to pay back all the funds she receives from these grants.