As shown in figure, by combining together copper and steel wires of same length and same diameter, a force F is applied at one of their end. The combined length is increased by 2 cm. The wires will have

Choose the correct alternative (a), (b), (c) or (d) for each of the questions given below : A copper and a steel wire having same length and diameter are joined end-to-end. When a force is applied at the end of the wire, the net length of the wire increases by 1 cm. The wires will have :

A copper wire and steel wire of same diameter and length are connected end to end and a force is applied which stretches their combined length by 1cm. The two wires will have

A copper wire and a steel wire of the same diameter and length are joined end and a force is applied which stretches their combined length by 1 cm. Then, the two wires will have

A Copper wire and steel of the same diameter and length are connected end to end and a force is applied, which stretches their combined length by 1 cm. The two wires will have

A Copper wire and steel of the same diameter and length are connected end to end and a force is applied, which stretches their combined length by 1 cm. The two wires will have

A Copper wire and steel of the same diameter and length are connected end to end and a force is applied, which stretches their combined length by 1 cm. The two wires will have

A Copper wire and steel of the same diameter and length are connected end to end and a force is applied, which stretches their combined length by 1 cm. The two wires will have

A copper wire and a steel wire of the same diameter and length are connected end to end and a force is applied which stretches their combined length by 1 cm. Then the two wires will have