Question

Problems 3: The S-kg disk is pinned with a frictionless pin at O. A 10-g bullet is fired with v 800 m/s into the edge of the disk, and the bullet becomes embedded in it. Answer the following questions embedded in its edge. Ignore the dimension of the bullet. The gravity acts downward just after the bullet becomes 0.2 m 3.1 The angular velocity of the disk is rad's. (A) 2.01 (B) 3.99 (C) 6.32 (D) 4.65 (E) 5.32 (F) 7.39 nc 3.2 The velocity of mass center G of the disk is m's (A) 0.798 (B) 1.82 (C) 0.931 (D) 1.06 E) 3.02 (F) 4.31 3.3 If the bullet becomes embedded in 0.005 s, the magnitude of impulsive force is KN (A) 1.20 (B) 1.80 (C) 2.01 (D) 4.32 (E) 1.40 (F) 1.60 3.4 The velocity of bullet is m/s. (A) 1.50 (B 1.85 (C) 1.98 (D) 1.32 (E) 1.13 (F) 2.31

Answer 1

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