1 2 of 1400 July 8, 2019 16 32 64 128 1 2 of 14000 47 1 2 of 1400 3 1 2 of 1400 1 2 impact 1400 ft lbs 1 2 x 1400 1 2 times 1400 1 2 x 1400 x 30 1/2 of 2 1 - 2 = 4