A bullet with mass m1 = 3 g is fired into a wooden block of mass m2 = 2 kg, that hangs like a pendulum. The bullet is embedded in the block (complete inelastic collision). The block with the bullet embedded in it goes h = 40 cm high after collision. Determine the speed of the bullet before it hit the block. a. 1570 m/s c. 1670 m/s b. 1870 m/s d. 1770 m/s

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