Need (iv) and (v) parts answered only..... HANDWRITTEN only please.

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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Need (iv) and (v) parts answered only..... HANDWRITTEN only please.
an adiabatic change of
A wire of length 2L and radius r, made of material of Young's modulus Y is stretched
ction-D
17.
B.
T
T
IMg
and held straight horizontally without tension between points A and B. A body of
mass M, suspended from the middle of the wire depresses the wire to shape A a
shown in the figure. For the following figure, assume d<<L.
s
(i)
The increase in the length of the wire is :
d
(a) L
(b)
2L
d2
(c)
d2
2L
(d)
L
(ii)
The strain in the wire is :
(a) I
d
(b)
2L
d2
(c)
212
d2
(d)
(iii) The tension T in the wire is :
MgL
(a)
MgL
(b)
d.
2d
MgL
2 MgL
(c)
(d)
4d
d
Transcribed Image Text:an adiabatic change of A wire of length 2L and radius r, made of material of Young's modulus Y is stretched ction-D 17. B. T T IMg and held straight horizontally without tension between points A and B. A body of mass M, suspended from the middle of the wire depresses the wire to shape A a shown in the figure. For the following figure, assume d<<L. s (i) The increase in the length of the wire is : d (a) L (b) 2L d2 (c) d2 2L (d) L (ii) The strain in the wire is : (a) I d (b) 2L d2 (c) 212 d2 (d) (iii) The tension T in the wire is : MgL (a) MgL (b) d. 2d MgL 2 MgL (c) (d) 4d d
(iv) The atress developed in the wire is :
MgL
(a)
MgL
2ar d
(b)
2MgL
MgL
4 tr2d
(c)
(d)
(v)
The depression d at the midpoint of the wire is :
Mg
(ar2Y)]
13
LMg
(r2Y)
(a) L
(b)
13
13
Mg
(AP²YL).
Mg
2L
(r2Y)
(d)
(c)
Transcribed Image Text:(iv) The atress developed in the wire is : MgL (a) MgL 2ar d (b) 2MgL MgL 4 tr2d (c) (d) (v) The depression d at the midpoint of the wire is : Mg (ar2Y)] 13 LMg (r2Y) (a) L (b) 13 13 Mg (AP²YL). Mg 2L (r2Y) (d) (c)
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