A metal rod (A) of `25 cm` length expands by `0.050 cm` when its temperature is raised from `0^@ C` to `100^@ C`. Another rod (B) of a different metal of length `40 cm` expamds by `0.040 cm` for the same rise in temperature. A third rod ( C) of `50 cm` length is made up of pieces of rods (A) and (B) placed end to end expands by `0.03 cm` on heating from `0^@ C`. Find the lengths of each portion of the composite rod.

A metal rod A of 25 cm length expands by 0.050 cm when its temprature is raised frmo 0^@C to 100^@C . Another rod B of a different metal of length 40 cm expands by 0.040 cm for the same rise in temperature. A third rod C of 50 cm length is made up of pieces of rods A and B placed end to end expands by 0.03 cm on heating from 0^@C to 50^@C . Find the lengths of each portion of the composite rod C.

A metal rod A of 50 cm length expands by 0.10 cm when its temperature is raised from 0^(@)C" to "100^(@)C . Another rod B of a different metal of length 60 cm expands by 0.06 cm for the same rise in temperature. A third rod C of 50 cm length is made up of pieces of rods A and B placed end to end expands by 0.03 cm on heating from 0^(@)C" to "50^(@)C . Find the length of each portion of composite rod C.

A metal rod of 30 cm length expands by 0.075 cm when its temperature is raised from 0^@C to 100^@C . Another rod of a different metal of length 45 cm expands by 0.045 cm for the same rise in temperature. A composite rod C made by joining A and B end to end expands by 0.040 cm when its length is 45 cm and it is heated from 0^@C to 50^@C . Find the length of each portion of the composite rod.

A metal rod of 30 cm length expands by 0.075 cm when its temperature is raised from 0^@C to 100^@C . Another rod of a different metal of length 45 cm expands by 0.045 cm for the same rise in temperature. A composite rod C made by joining A and B end to end expands by 0.040 cm when its length is 45 cm and it is heated from 0^@C to 50^@C . Find the length of each portion of the composite rod.

A metal rod A of length l_(0) expands by Deltal when its temperature is raised by 100^(@)C . Another rod B of different metal of length 2l_(0) expands by Deltal//2 for same rise in temperature. A third rod C of length 3l_(0) is made up of pieces of rods A and B placed end to end expands by 2Deltal on heating through 100K . The length of each portion of the composite rod is :-

A metal rod A of length l_(0) expands by Deltal when its temperature is raised by 100^(@)C . Another rod B of different metal of length 2l_(0) expands by Deltal//2 for same rise in temperature. A third rod C of length 3l_(0) is made up of pieces of rods A and B placed end to end expands by 2Deltal on heating through 100K . The length of each portion of the composite rod is :-

A metal rod A of length l_(0) expands by Deltal when its temperature is raised by 100^(@)C . Another rod B of different metal of length 2l_(0) expands by Deltal//2 for same rise in temperature. A third rod C of length 3l_(0) is made up of pieces of rods A and B placed end to end expands by 2Deltal on heating through 100K . The length of each portion of the composite rod is :-

A 30.0 cm long metal rod expands by 0.0650 cm when its temperature is raised from 0^(@)C to 100^(@)C . A second rod of different metal and of the same length expands by 0.0350 cm for the same rise in temperature. A third composite rod, also 30.0 cm long, is made up of pieces of each of the above metals placed end to end and expands by 0.0580 cm when temperature is increased from 0^(@)C to 100^(@)C . the length of the longer portion of the composite bar in cm at 0^(@)C is