ME 242 Selected Answers Chapter 7

ME 242 Selected Answers Chapter 7 - 7.1 Curvilinear...

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Unformatted text preview: 7.1 Curvilinear Translation 7.1.2 13% increase for N 1 and 13% decrease for N 2 . 7.1.4 x = gL 1 h = 2 . 1 g 7.1.6 The run without a wheelie takes 8% longer. 7.1.8 s = 0 . 7 g 7.1.10 1 = 26 . 6 7.1.12 x = 21 . 7 m/s 2 7.1.14 = 0 . 936 rad / s 7.1.16 T 1 =- 10 . 9 N 7.2 Rotation About a Fixed Point 7.2.2 I O = 7 48 mL 2 7.2.4 I xx = mr 2 ( 1 2- 4 2 ) + mh 2 12 7.2.6 I total = 247 r 2 4 512 7.2.8 I A = I G + m ( 2 L 2 1 ) = 3 mL 2 1 7.2.10 I O = 47 . 5 kg m 2 7.2.12 I A = 164 . 4 kg m 2 7.2.14 I G = 0 . 3535 kg m 2 7.2.16 I = m (6 az- 1) 10 a 2 7.2.18 I zz = 4 15 R 5 = 2 5 mR 2 7.2.20 I xx = 2 mR 2 5 7.2.22 I O = m 6 a 2 a ( b 2 + a 2 ) + c b 2 + c 2 2 7.2.24 I O = mr 2 8 + ( 81 +336 18 ) 7.2.26 I O = 10 . 885 kg cm 2 7.2.28 I O = I 1 + I 2 + I 3 = a h 2 c 3 3 + cb 2 2 + b 3 12 i 7.2.30 M =- 5 . 03 N m, * a A =- 4 . 40 * m/s 2 7.2.32 (a): 2 = M I 2 (b:) 2 =- M r 2 r 1 / I 2 [1 + ( r 2 r 1 )( I 1 I 2 )] 7.2.347....
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ME 242 Selected Answers Chapter 7 - 7.1 Curvilinear...

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