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- What voltage is involved in a 1.44-kW short circuit through a 0.100- resistance?A 9 ohm resistor and a 18 ohm resistor connected in parellel in a circuit with a 6.0 volt battery. Assuming negligible internal resistance in the battery, the total current running through the circuit will be?Applications of ohms law used in daily life?
- A certain sample carries a current of 4 A when the potential difference is 2 V and a currentof 10 A when the potential difference is 4 V. This sample: A) obeys Ohm's lawB) has a resistance of 0.5 Ω at 2 VC) has a resistance of 2.5 Ω at 2 VD) has a resistance of 25 Ω at 2 VE) does not have a resistanceA 1.00-MΩ voltmeter is placed in parallel with a 75.0-kΩ resistor in a circuit. If the current through the combination is kept the same as it was through the 75.0-kΩ resistor alone, what is the percentage decrease in voltage?Calculate the following data with Ohms law
- A graphite lead (diameter of 0.5mm, length of 5cm) reaches a temperature of 3077K when a voltage difference of 30.7 V is applied across its ends. Find the current (in A) through the lead.How much voltage does a battery have if 7.45 Amps of current flows through a 15.03 Ohm resistor?if Vs = 15 V and R1 = 1.5 k ohm and the voltage on R1 is 4.69 V. find the value of R2
- Given the circuit diagram belowand assuming that the emf(ε=12V) Find:(a) the total resistance(b) the total current in the circuit(c) the current in each resistor (d) the potential difference acrosseach resistor (e) the power dissipated by eachresistor (f) the power dissipated by theentire circuitA 1.00-MΩ voltmeter is placed in parallel with a 75.0-kΩ resistor in a circuit. If the voltage across the combination is kept the same as it was across the 75.0-kΩ resistor alone, what is the percent increase in current?For ohmic materials,what is the relationship between resistance and temperature?