ENGINE INSTRUMENTS

#40. Advantage of a ratiometer type measuring circuit is

• AVery Accurate
• BSimple
• CChanges indication if voltage changes
• DNo external power supply is required

#1. What type of sensor is used to measure the output of a low pressure booster pump

• Abourdon tube
• Baneroid capsule
• Cbellows
• Ddifferential capsule

#2. A vibration meter measures

• Afrequency in Hz
• Bamplitude at a given frequency
• Cperiod in seconds
• Dacceleration in g