Number sentence

Komodo dragons are the largest lizards known to man. A 250-pound dragon can eat enough food to increase it body weight by 1/2. Which number sentence could be used to find w, the weight of a k0modo dragon after increasing it body weight by 1/2? If eight people share in eating 3/4 of a quart of ice cream, how much will each person eat? Raheen is walking in a 5 1/2 mile walkathon. When he has completed 3/4 of the walkathon, how many miles has he walked? Delia completed her math homework in 1 1/2 hours when she first started the school year. Now she does it in 1/2 that time. What would describe how long it takes delia to do her math homework? A photograph filled 2/3 of a magazine pag... click for more

Determine the stress and critical load

A hollow brass rod is pin jointed and loaded in compression as shown. Knowing that the length L = 3 m, outside diameter D = 60 mm, and the wall thickness t = 10 mm, determine the critical load P. Use E = 105 GPa. Determine the normal stress at the critical load and what is the strain energy of the brass rod at the critical load? Critical load a. 84.8 kN b. 72.4 kN c. 58.8 kN d. 45.2 kN Strain a. 31.45 J b. 39.75 J c. 44.47 J d. 62.9 J Normal Stress a. 32.15 MPa b. 37.44 MPa c. 41.87 MPa d. 47.75 MPa

Deflection and slope

For the cantilever beam and loading shown, determine the deflection and slope at point B. Use E = 29,000,000 psi.

Find the torque exerted

Two solid steel shafts are connected toe a flange coupling at B and to rigid supports at A and C as shown. For the torque shown, determine the torque exerted on shaft at end A and C.

Maximum shear stress

Two solid steel shafts (G = 11.2 x 10^6 psi) are connected by the gears shown. Ends B and D are fixed. What is the angle through which end C rotates and What is the maximum shear stress in shaft CD under the loading shown? Angle a. 0.0167 rad b. 0.0302 rad c. 0.0459 rad d. 0.0573 rad shear a. 7.832 ksi b. 6.987 ksi c. 6.443 ksi d. 5.844 ksi