JEE Main Physics question

A particle moves in a circle of radius 30 cm. Its linear speed is given by , where is in second and in m/s. Find out its radial and tangential acceleration at sec respectively.

• (A)220 m/sec², 50 m/sec²
• (B)100 m/sec², 5 m/sec²
• (C)120 m/sec², 2 m/sec²Correct
• (D)110 m/sec², 10 m/sec²