Wallpaper: Ohm's Law for the Closed Circuit: EMF Manufacturer,Supplier and Exporter in India
Product Code : EL-PL-12541
Jlab Export is a leading Wallpaper: Ohm's Law for the Closed Circuit: EMF Manufacturer,and suppliers in India
Wallpaper: Ohm’s Law for the Closed Circuit: EMF (code EL-PL-12541) is a wall chart on Ohm’s law for a complete circuit, where the emf of the source drives current through both the external load and the source’s own internal resistance. It supports practicals that find the emf and internal resistance of a cell. You buy it direct from JLab, which makes it in Ambala, India.
Specifications
| Parameter | Detail |
|---|---|
| Model no. | JLG816/029 |
| Type | Wall chart, laminated, in colour |
| Topic | Ohm’s law for a closed circuit, emf |
| Size | A1, 594 x 841 mm |
| Mounting | For wall hanging |
| Quality check | Each chart is visually inspected before dispatch |
| Pack quantity | Each (sold individually) |
| Minimum order quantity | 10 units |
| Dispatch time | Usually 4–6 working days |
| Product code | EL-PL-12541 |
| Manufacturer | Jain Laboratory Instruments Pvt Ltd (JLab) — OEM |
| Country of origin | India (made in Ambala, Haryana) |
EMF, Internal Resistance and Terminal Voltage
For a complete circuit, I = E/(R + r), where E is the emf, R the external resistance and r the internal resistance of the source. The terminal voltage V = E − Ir falls below the emf as more current is drawn, and equals the emf only when no current flows. A short circuit, with R near zero, draws the maximum current, E/r.
Related Items
- Wallpaper: Resistance: Ohm’s Law — companion chart on Ohm’s law for a single conductor.
- Potentiometer, 10 wire — constantan wire potentiometer on a metre rule for comparing emfs.
- Rheostat 30 Ohm — sliding-contact rheostat for varying the external resistance.
Meters and resistors for these practicals are in Physics Lab.
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Last updated: 26 October 2026
