Question

A 104 kg weather rocket generates a thrust of 230 N The rocket pointing upward, is damped to the top of a vertical spring The bottom of the spring whose spring constant is 540 N/m is anchored to the ground Initially before the engine is ignited the rocket sits at rest on top of the spring How much is the spring compressed? Express your answer with the appropriate units ? ! Å RO Value Units Ay Submit Request Answer Part B After the engine is ignited what is the rocket's speed when the spring has stretched 400 cm? Express your answer with the appropriate units. 1 Value Units Submit Best Answer Part For comparison what would be the rocker's speed traveling this distance it weren't tached to the spring! Express your answer with the appropriate units. Type here to search o I e

Answer 1

Ginen malo. 4 kg = 230N. X=SHON @ By conservation of force pangaks. sa mg (104)4.31) 540 x= 0.189 m) * = 0.47 By conseruation of energy F(x+2) + XK x ² = x kr 23² mg (x+2) + kmv2 230 (0.189+014) + (540) (0.189) ² =% (540) Com21 + (10.4) (9.8) (0.189 to 4) +72 60.4) v2 I = 2183 m/ F(x+21) + X Kx2 Ot mg (beta) + Xmu? 230 (0.1894014) + 540) (01893) = (1044)(9-81) ( 199 toy) Lt + X (10.4) v2 :.V=404 m/