Gear box

The gearbox is an important part of an automobile. It transmits power from the engine crankshaft to the rear wheels. Some important types of gear box are synchromesh gear box, sliding mesh gear box and constant mesh gear box.

Clutch

The clutch is an important component of an automobile transmission system, which transmits power from the engine to the gear box at various speeds.

Calomel electrodes

Calomel electrode consists of solid mercurous chloride Hg₂Cl₂ (Calomel) in contact with mercury.

Dielectric polarization mechanisms

1. Electronic polarization

2. Ionic polarization

3. Orientational polarization

4. Space charge polarization or interfacial polarization

Hall Effect

A beam of charged particles passing through a magnetic field experience a force that defect the beam from the straight line path.

Pockels effect

Some crystals exhibit birefringence on application of electric field. This is known as Pockels effect.