Millikan Oil Drop Apparatus

Compact apparatus for demonstrating the discrete nature (quantization) of electric charge and for determining the elementary charge of an electron. Comprising an experiment chamber kit for assembly with plate capacitor and oil atomizer, lighting unit with LED, measuring microscope, voltage adjustment knob and switch to set the capacitor voltage.

Features:

• Built-in DC variable power supply, range 0-500V.
• Compact design less space in laboratory.
• Quick and Ready to use apparatus
• Free image capturing software. (SK198)
• Apparatus with 3 leveling screws and spirit level.
• Quick and easy maintenance.

Objectives:

• To observe brownian movement in charged oil droplets
• To determine the quantum nature of charge.

Technical Data:

• Millikan oil drop : AC 220V, 50Hz, 5W, Plate voltage 0~500V DC, Change over switch Between +ve, -ve and 0 field, Plate distance 5±0.2mm,Total Magnification 30X, Linear field of vision ≥3mm, Scale division 2 ± 0.01mm
• USB camera (Sk198) : Sensor 1.3 MP, Eyepiece 10X, Connectivity USB
• Digital stop watch : Display 6 Digit, Accuracy 0.01sec, Digit size 5mm

Scope of Delivery:

• 1 Millikan’s apparatus
• 1 Digital stop watch
• 1 Oil atomizer
• 1 Oil Bottol
• 1 USB camera – SK198
• 1 PC/Laptop (Optional)

Key Topics:

• Electron charge
• Terminal velocity
• Electric field
• Brownian motion
• Stoke’s law