The Purpose of a shunt in an ammeter is to

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ALP CBT 2 Electrician Previous Paper: Held on 23 Jan 2019 Shift 1
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  1. Bypass the current
  2. Increase the resistance of the Ammeter
  3. Increase the sensitivity of the Ammeter
  4. Decrease the sensitivity of the Ammeter

Answer (Detailed Solution Below)

Option 1 : Bypass the current
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  • The Purpose of a shunt in an ammeter is to bypass the current.
  • A shunt is a device which allows electric current to pass around another point in the circuit by creating a low resistance path.
  • A shunt (shunt resistor or an ammeter shunt) is a high precision resistor which can be used to measure the current flowing through a circuit.
  • An ammeter shunt is a very low-resistance connection between two points in an electric circuit that forms an alternative path for a portion of the current.
  • Shunt voltage drop is used in conjunction with an ammeter to measure the amperage of a circuit.
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