Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (5) 4 m 20 dcm=`_`dcm

Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (2) 7 Dm= _ dcm

Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (9) 6 Dm 7 dcm= _ dcm

Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (8) 6.234 m= _ dcm

Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (6) 2 Hm 7 m= _ m

Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (3) 8.5 m= _ mm

Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (4) 2.356m= _ dcm

Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (1) 5.6 km= _ Hm

Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (10) 7 dcm 5 mm= _ mm

Short forms of units of length Kilometre = km, Hectometre = Hm, Decametre = Dm, Metre = m, Decimetre = dcm, Centimetre = cm, Millimetre = mm (7) 5.37 Hm= _ Dm

A body of mass 4 kg and density 2.5 g.cm^-3 , suspended by a metallic wire of length 1 m and diameter 2mm, is kept completely immersed in water. What will be the increase in the length of the wire? Young's modulus of the metal =2 times 10^11 N.m^-2 and g=9.8 m.s^-2 .