er; Bret;... V vii ix 1 32 60 104 154 188 227 263 3.6 As shown, a mouse can use the mechanical advantage pro- vided by a hydraulic machine to lift up an elephant. a. Derive an algebraic equation that gives the mechanical advantage of the hydraulic machine shown. Assume the pistons are frictionless and massless. b. A mouse can have a mass of 25 g and an elephant a mass of 7500 kg. Determine a value of D1 and D2 so that the mouse can support the elephant. 292 Mouse with mass m₁ 311 355 390 Elephant with mass m₂- Piston (2 places) Hydraulic fluid 420 449 D₁ 483 524 Problem 3.6 D2