Torsion of Metal Rods Apparatus, Searles, Horizontal pattern, having heavy metal pulley, two heavy metal brackets and two graduated scales are mounted on the connecting rod & two pointer can be clamped on the test rod with one brass & one steel test rod
Air core solenoid, coils wound on a plastic tube with approximately 575 turns of copper wire, can carry a current of 5A continuously or 10A intermittently.
Wave Apparatus Demo - Metal, Consisting of a number of eccentric disc supporting a series of metal rods on revolving the handle. For demonstrating longitudinal and transverse motion.