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- Construct Your Own Problem Consider a battery used to supply energy to a cellular phone. Construct a problem in which you determine the energy that must be supplied by the battery, and then calculate the amount of charge it must be able to move in order to supply this energy. Among the things to be considered are the energy needs and battery voltage. You may need to look ahead to interpret manufacturer’s battery ratings in ampere hours as energy in joules.Null Measurements• Explain why a null measurement device is more accurate than a standard voltmeter or ammeter.• Demonstrate how a Wheatstone bridge can be used to accurately calculate the resistance in a circuit.Find the total capacitance of the circuit, and the charge stored on the 2.5 microfarad capacitor. All capacitors are in microfarads.
- A voltmeter with resistance RV is connected across the terminals of a battery of emf E and internal resistance r. Find the potential difference Vmeter measured by the voltmeter.mam/sir how do u draw an electrical circuit, with a voltometer and a anmeter.How would you construct the watt meter, also explain its operation (AC Operation Of Electrodynamics' Instruments).
- Calculate the number of kilowatt-hours (kW-hrs) consumed in a year by a 750-Watt hair dryer that is turned on for one hour per day.Using the following figures below (capacitors in series on the left and capacitors in parallel on the right), solve for the (a) equivalent resistance, (b) the charge on the combination, and (c) the voltage on each capacitor.Using the following figures below (capacitors in series on the left and capacitors in parallel on the right), solve for the (a) equivalent resistance, (b) the charge on thecombination, and (c) the voltage on each capacitor.
- Consider a battery used to supply energy to a cellular phone. Construct a problem in which you determine the energy that must be supplied by the battery, and then calculate the amount of charge it must be able to move in order to supply this energy. Among the things to be considered are the energy needs and battery voltage. You may need to look ahead to interpret manufacturer's battery ratings in ampere-hours as energy in joules. Show your workFundamental Si unit of electric charge and capacitiesCalculate the total capacitance and total charge of the circuit in Figure 1.a. Assume all capacitors are 10 microfarad and 20 V battery as power source.