Momentum and CollisionHard
Question
The graph shows the extension of a wire of length 1m suspended form the top of a roof at one end and with a load W connected to the other end. If the cross sectional area of the wire is 1 mm2, then the Young′s modulus of the material of the wire is
Options
A.2 × 1011 Nm-2
B.2 × 1010 Nm-2
C.
× 1011 Nm-2
× 1011 Nm-2D.None of these
(slope) ⇒ 
(slope) = 
= 2 × 1010 Nm-2More Momentum and Collision Questions
Two men ′A′ and ′B′ are standing on a plank. ′B′ is at the middle of the plank and &...Figure shows a block of mass m projected with velocity v0 towards a wedge. Consider all the surfaces to be smooth. Block...A ball falling in a lake of depth 200 m shows 0.1% decrease in its volume at the bottom. What is the bulk modulus of the...Two person A and B of weight 80 kg and 50 kg respectively are standing ends of a boat of mass 70 kg and length 2m at res...A solid right cylinder of length stands upright at rest on the bottom of a large tub filled with water up to height h as...