Part A\ A model of a helicopter rotor has four blades, each

3.60m

in length from the central shaft to the tip of the blade. The model is rotated in a wind tunnel such that it makes one complete circle in a time of

0.180s

.\ What is the speed of the blade tip?\ Express your answer in meters per second.\ Previous Answers\ Request Answer\ Incorrect; Try Again; 3 attempts remaining\ Part B\ What is the radial acceleration of the blade tip, expressed as a multiple of the acceleration

g

due to gravity?\ Express your answer as a multiple of the acceleration due to gravity

g

.