AN ALUMINIUM WIRE OF LENGTH 60cm is joined to STEEL WIRE OF LENGTH 80cm & STRETCHED BETWEEN 2 FIXED POINTS. THE TENSION IS 40N. THE CROSS SECTIONAL AREA OF THE STEEL WIRE IS 3 mm SQUARE & THAT OF ALUMINIUM WIRE IS 3 MM SQUARE. WHAT SHOULD BE THE MINIMUM FREQUENCY OF THE TUNING FORK WHICH CAN PRODUCE STANDING WAVES IN THE SYSTEM WITH JOINT BETWEEN WIRES AS NODE. THE DENSITY OF ALUMINIUM WIRE IS 2.6gm/cm Cube & THAT OF STEEL IS 7.6gm/cm CUBE
AN ALUMINIUM WIRE OF LENGTH 60cm is joined to STEEL WIRE OF LENGTH 80cm & STRETCHED BETWEEN 2 FIXED POINTS. THE TENSION IS 40N. THE CROSS SECTIONAL AREA OF THE STEEL WIRE IS 3 mm SQUARE & THAT OF ALUMINIUM WIRE IS 3 MM SQUARE. WHAT SHOULD BE THE MINIMUM FREQUENCY OF THE TUNING FORK WHICH CAN PRODUCE STANDING WAVES IN THE SYSTEM WITH JOINT BETWEEN WIRES AS NODE. THE DENSITY OF ALUMINIUM WIRE IS 2.6gm/cm Cube & THAT OF STEEL IS 7.6gm/cm CUBE