A `20kg `load is suspended by a wire of cross section `0.4mm^(2)`. The stress produced in `N//m^(2)` is

A 20kg" load is suspended by a wire of cross section 0.4mm^(2).The stress produced in N/m ' is

A weight of 1.0 kg is suspended form the lower end of a wire of cross- section 10 mm^(2) . What is the magnitude and direction of stress produced in it ? Take g= 9.8 ms^(-2) .

A load of 10 kg is suspended by a metal wire 3 m long and having a cross sectional area 4mm^2 . Find a. the stress b. the strain and c. the elongation. Young modulus of the metal is 2.0xx10^11Nm^-2

A load of 10 kg is suspended by a metal wire 3 m long and having a cross sectional area 4mm^2 . Find a. the stress b. the strain and c. the elongation. Young modulus of the metal is 2.0xx10^11Nm^-2

A load of 10 kg is suspended by a metal wire 3 m long and having a cross sectional area 4mm^2 . Find a. the stress b. the strain and c. the elongation. Young modulus of the metal is 2.0xx10^11Nm^-2

A weight of 200 kg is suspended by vertical wire of length 600.5 cm . The area of cross-section of wire is 1mm^(2) . When the load is removed, the wire contracts by 0.5 cm . The Young's modulus of the material of wire will be

A 20kg load is suspended from the lower end of a wire 10cm long and 1mm^(2) in cross-sectional area. The upper half of the wire is made of iron and the lower half with aluminium. The total elongation in the wire is (Y_("iron") = 20xx10^(10) N//m^(2), Y_(Al) = 7xx10^(10) N//m^(2))

If a load of 9 kg is suspended on a wire, the increase in length is 4.5 mm . The force constant of the wire is