SPEED MEASUREMENT

Electrical tachometer converts into an electrical signal

• rotational speed
• force
• pressure
• weight
• \

Range of resonance tachometer rpm is

• 60-1500
• 70-7500
• 600-100000
• 600-750000

Tachometer can be used to measure__________________.

• Speed
• Resistance
• Capacitance
• temprature

Electrical tachometer converts rotational speed into signal

• Electrical
• force
• weight
• pressure

RPM is

• Rotation per minute
• Revolution per minutes
• Revolution post minutes
• Rotation phase minutes

Which is not a Mechanical Tachometer

• Revolution counter
• Centrifugal-force tachometers
• Resonance tachometer
• Stroboscopic-type tachometer

magnetic drag type tachometer is also known as

• Frequency tachometer.
• Ignition type tachometer
• Eddy current tachometer
• Stroboscopic-type tachometer

Tachometer generator is a__________ device

• Electromechanical
• Mechanical device
• Electrical device
• Electrochemical device

DC Tachometer consists of a____________ to provide the magnetic flux

• Temporary magnet
• Permanent magnet
• Metal
• Coil

magnetic drag type tachometer is also known as

• Frequency tachometer.
• Ignition type tachometer
• Eddy current tachometer
• Stroboscopic-type tachometer