A steel wire 60cm long and 0.32 cm in -9 radius is attached to the pulley in 5.5cm radius , 3kg weight is attached to the end of the pulley caused to twist the free end of the wire to an angle with magnitude of about 10 ,calculate the rigidity coefficient * (n) ?Assume the g=980cm/s2
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- carbon tetrachloride at 20 degree celcius has a viscosity of .00097 kg/m.s. what shear stress required to deform this fluid at a strain rate of 5000 Hz?A cable is tied to a car, which then speeds away. The car and the object to which the cable is tied are considered rigid. The car weighs 3000 lbs. The cable is 100 ft long and has an area of 0.2 in2. If the car is going 5 mph when it reaches the end of the cable, calculate (i) deflectionin the cable, (ii) Stress in the cable, (iii) Max. force in the cable. (Ecable = 12 × 106 psi)A 100 × 50 × 25mm steel block is subjected to a hydrostatic pressure of 5 MPa. The Young's modulus and Poisson's ratio of the material are 150GPa nd 0.2 respectively. The change in the volume of the block in mm³ is
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