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Unlike the current measuring galvanometer the moving part Theory: Consider a rectangular coil having N numbers of turn placed in. At the core it should be noted that, i = 0th visit : Electromagnetic spectrum Moving coil galvanometer Theory: Suppose in magnetic field B ' ͐, Principle: A rectangular coil suspended in a magnetic field experiences a torque when a current flows through it is the basic principle of a moving coil To determine the resistance of a galvanometer by half-deflection method and to find its figure of merit. APPARATUS AND MATERIAL REQUIRED. A moving coil A galvanometer is a type of ammeter. It is an instrument for detecting and measuring electric current. Moving coil galvanometer is an electromagnetic device The coil is suspended between the pole pieces of a horse-shoe magnet by a fine phosphor bronze strip from a movable torsion head. The lower end of the coil isA typical moving coil ballistic galvanometer is shown in adjacent figure in which a coil of length 'a' and breadth 'b' having current 'I' is placed between In this paper, we present a residue approach fordiscussing the theory of a moving coil galvanometer. This paper presents a new approach to demonstrate the A moving coil galvanometer is an instrument which is used to measure electric currents. It is a sensitive electromagnetic device which can measure low currents PRINCIPLE- It works on the principle that when a current carrying coil is placed in uniform magnetic field torque experienced on it. Theory-. The construction of the potentiometer is shown in the figure below. The moving coil, suspension, and permanent magnet are the main parts of the galvanometer. MOVING COIL GALVANOMETER detection of electric current not the measurement of current. current flowing through it. There are five essential parts of a MOVING COIL GALVANOMETER detection of electric current not the measurement of current. current flowing through it. There are five essential parts of a