Question

The angular speed (in rev/min) needed for a centrifuge to produce an acceleration of 1000 g at a radius arm of 10 cm is (Take g = 10 m/s²) 

(A) 1500 rev/min 

(B) 4000 rev/min 

(C) 2000 rev/min 

(D) 3000 rev/min

Answer 1

Answer is (D) 3000 rev/min

n = 3000 r.p.m.