JEE Main Physics question

An electric fan has blades of length 30 cm as measured from the axis of rotation. If the fan is rotating at 1200 r.p.m., the acceleration of a point on the tip of the blade is about

• (A)1600 m/sec²
• (B)2370 m/sec²
• (C)4740 m/sec²Correct
• (D)5055 m/sec²