A galvanometer has a coil resistance of 100 ohms and gives a full scale deflection when...
A galvanometer has a coil resistance of 100 ohms and gives a full scale deflection when the potential difference across it is 0.0005 V. What size resistor (with a value measured in ohms) is required to make a 5.0 A. full scale deflection ammeter?
Homework Answers
We will add a resistance in parallel to galvanometer resistance to make it full scale ammeter.
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A galvanometer has a coil resistance of 100 ohms and gives a
full scale deflection when...
Y ou have available a galvanometer that gives a full-scale deflection for a 333-μA current and...
Y ou have available a galvanometer that gives a full-scale deflection for a 333-μA current and has a coil resistance of 33 Ω. (a) What shunt resistance is needed to convert this galvanometer to a 5.0-A ammeter? (b) What series resistance is needed to convert this galvanometer to a 5.0-V voltmeter?
A galvanometer of resistance 100 Ω gives full-scale deflection when its current is 1.0 mA. It...
A galvanometer of resistance 100 Ω gives full-scale deflection when its current is 1.0 mA. It is used to construct an ammeter whose full-scale reading is 100 A. If the shunt resistor consists of a piece of 10-gauge copper wire (diameter 2.59 mm), what should its length be
A galvanometer has a coil with a resistance of 24.0 ?, and a current of 180 ?A causes it to deflect full scale. If this...
A galvanometer has a coil with a resistance of 24.0 ?, and a current of 180 ?A causes it to deflect full scale. If this galvanometer is to be used to construct an ammeter that can read up to 10.0 A, what shunt resistor in micro-ohms is required?
The coil of wire in a galvanometer has a resistance of RC = 75.0 Ω. The...
The coil of wire in a galvanometer has a resistance of RC = 75.0 Ω. The galvanometer exhibits a full-scale deflection when the current through it is 0.200 mA. A resistor is connected in series with this combination so as to produce a voltmeter. The voltmeter is to have a full-scale deflection when it measures a potential difference of 14.0 V. What is the resistance of this resistor?
2) For a galvonometer, the value of the current that gives a full scale deflection is...
2) For a galvonometer, the value of the current that gives a full scale deflection is 3 mA and the internal resistance of the coil in the galvanometer is 90 2. a) Find the shunt resistance Rs which allows this galvonometer to be used as a 5 A ammeter. b) Draw the circuit of the constructed 5 A ammeter and show the corresponding currents and resistance values in the circuit. c) When the scale shows 0.75 mA, what will be...
A galvanometer with a coil resistance of 16.3 is used with a shunt resistor to make...
A galvanometer with a coil resistance of 16.3 is used with a shunt resistor to make a nondigital ammeter that has an equivalent resistance of 0.817 . The current in the shunt resistor is 3.97 mA when the galvanometer reads full scale. Find the full-scale current of the galvanometer.
A galvanometer with a coil resistance of 16.3 is used with a shunt resistor to make...
A galvanometer with a coil resistance of 16.3 is used with a shunt resistor to make a nondigital ammeter that has an equivalent resistance of 0.817 . The current in the shunt resistor is 3.97 mA when the galvanometer reads full scale. Find the full-scale current of the galvanometer.
If the resistance of your galvanometer is R, and if it has full-scale deflection (FSD) at...
If the resistance of your galvanometer is R, and if it has full-scale deflection (FSD) at 1 mA, to create a voltmeter with FSD at 25 V, you need to connect the galvanometer in series with a resistor of resistance + R - R * R /R 25 250 2500 25,000 250,000 25 250 2500 25,000 250,000
A galvanometer has a coil resistance of Rgalv = 13.9 ?. It is to be made...
A galvanometer has a coil resistance of Rgalv = 13.9 ?. It is to be made into a voltmeter with a full-scale voltage equal to V = 325.0 V. If the galvanometer deflects full scale for a current of Igalv = 245.5 mA, what size additional resistor should be used?
A galvanometer has a coil resistance of ?galv=27.4 Ω . It is to be made into...
A galvanometer has a coil resistance of ?galv=27.4 Ω . It is
to be made into a voltmeter with a full‑scale voltage equal to
?=225.0 V. If the galvanometer deflects full scale for a current of
?galv=255.5 mA, what size additional resistor should be used?
additional resistor size:
ople Window Help Jump to... ersity-PHYS 1010/1133-Winter19-MACKAY> Activities and Due Dates> D Assignment Score: s00/1700 Resources Hint Check Answer Question 14 of 17> eter has a coil resistance of R.-274 Ω. It...
2) For a galvonometer, the value of the current that gives a full scale deflection is 3 mA and the internal resistance of the coil in the galvanometer is 90 2. a) Find the shunt resistance Rs which allows this galvonometer to be used as a 5 A ammeter. b) Draw the circuit of the constructed 5 A ammeter and show the corresponding currents and resistance values in the circuit. c) When the scale shows 0.75 mA, what will be...
A galvanometer has a coil resistance of ?galv=27.4 Ω . It is
to be made into a voltmeter with a full‑scale voltage equal to
?=225.0 V. If the galvanometer deflects full scale for a current of
?galv=255.5 mA, what size additional resistor should be used?
additional resistor size:
ople Window Help Jump to... ersity-PHYS 1010/1133-Winter19-MACKAY> Activities and Due Dates> D Assignment Score: s00/1700 Resources Hint Check Answer Question 14 of 17> eter has a coil resistance of R.-274 Ω. It...
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