There is some change in length when a 33000N tensile force is applied on a steel rod of area of cross - section 10^-3m^2 . The change of temperature required to produce the same elongation, if the steel rod is heated is (The modulus of elasticity is 3 x 10^11N/m^2 and the coefficient of linear equation if steel is 1.1 x 10^-5/^oC )
a.20^oC
b.15^oC
c.10^oC
d.0^oC
There is some change in length when a 33000N tensile force is applied on a steel rod of area of cross - section 10^-3m^2 . The change of temperature required to produce the same elongation, if the steel rod is heated is (The modulus of elasticity is 3 x 10^11N/m^2 and the coefficient of linear equation if steel is 1.1 x 10^-5/^oC )
There is some change in length when a 33000N tensile force is applied on a steel rod of area of cross - section 10^-3m^2 . The change of temperature required to produce the same elongation, if the steel rod is heated is (The modulus of elasticity is 3 x 10^11N/m^2 and the coefficient of linear equation if steel is 1.1 x 10^-5/^oC )
A 2 W carbon resistor is color coded with green, black, red and brown respectively. The maximum current which can be passed through this resistor is
a.63 mA
b.0.4 mA
c.100 mA
d.20 mA