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An astronaut is rotated in a centrifuge of radius 5.2 m. (a) What is the speed if the acceleration is 6.8g? (b) How many revolutions per minute are required to produce this acceleration?

An astronaut is rotated in a centrifuge of radius 5.2 m. (a) What is the speed if the acceleration is 6.8g? (b) How many revolutions per minute are required to produce this acceleration?

Grade:upto college level

2 Answers

Deepak Patra
askIITians Faculty 471 Points
6 years ago
233-1168_1.PNG
Round off to two significant figures,
v = 19 m/s
Therefore, the speed with which the centrifuge gets rotated is 19 m/s .
233-2374_1.PNG
Round off to two significant figures,
233-246_1.PNG
Therefore, the number of revolution made by the centrifuge is 34 rev/ min .
maheen fakih
15 Points
5 years ago
a baseball player with mass 79kg sliding into a base is slowed by a force of fricion of 470N what is the cofficient of kinetic frition between the player and the ground ?

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