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LU. A stone of mass (m) is attached to o...

LU. A stone of mass (m) is attached to one end of a cross sectional area (A) suspended vertically. horizontal plane such that the wire makes an as Its Young's modulus, then the increase in length o 6) e= F xl 10 3) 2.0 * 1011 4 ) 0.02 * 10% tached to one end of a small wire of length (1) and pended vertically. The stone is now rotated in ure makes an angle with vertical, 11 Y is crease in length of wire is ar" хү: Far? S 8) The net pressure at a depth of 1 atmosphere + pressure due to wa Since this pressure acts unifo balloon is in equilibrium, the and opposite to the external the external pressure. Hence normal stress = 99x I=1.8% Tcos e 9) Stress (550)(9.8) 3x10 -18 A 11) = A - T sin 1) mgloose 2. mg/ AY cose mgCY Acos e 4) mg LA Y cose

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