Q. 26: An ammeter has resistance of 100 2. A potential difference of 50 mV between its terminals gives full scale deflection. How will you convert it into an ammeter of range 5A ?
Q: If the 0.100-mm diameter tungsten filament in a light bulb is to have a resistance of 0.200 Ω at…
A: The area is,
Q: In the figure R1 = 5.05 Q, R2 = 15.2 Q, and the ideal battery has emf e = 10.7 V. (a) What is the…
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Q: 10. Determine the current through the ammeter in the circuit with (a) two light bulbs in parallel…
A: Resistance of each bulb = 4 ohm VT = 12 volts
Q: (a) Find the 2.0 Ω 1.0 2 equivalent resis- A tance between points A and B for the combina- 4.0 2 12…
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Q: A certain ammeter has a resistance of 5.00 ×10-5 Ω on its 3.00-A scale and contains a 10.0-Ω…
A: Given: Ammeter current, I=3.0 A Ammeter resistance, R=5×10-5 Ω Internal resistance of…
Q: Two wires, each 22.3 cm long, are connected to two separate 9.00 V batteries as shown in the figure.…
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Q: An automobile battery has an emf of 12.6 V and an internal resistance of 0.0700 . The headlights…
A: Given data: Emf of battery, E = 12.6 V Internal resistance, r = 0.07 ohm Equivalent resistance, R =…
Q: The label on an 18 V truck battery states that it Is rated at 189 A∙h (ampere-hours). Treat the…
A: Given that: The battery voltage v= 18 V The battery is rated at 189 Ah The current is I=3.8 A It…
Q: Amara has two different lightbulbs of unknown resistance, a 9V battery, and an ammeter. She wires…
A:
Q: A potentiometer wire has a length 2 m and resistance of 10 2. It is connected in series with…
A: To find-Potential gradient VL=?Given-Lenght of potentiometer wire (L)=2 mResistance of wire (R)=10…
Q: 15. In the circuit shown in Fig. the resistor 6.0 is consuming energy at a rate of 24 J/s when the…
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Q: 6.28 A battery has Vemf = 12.0 V and internal resistance r = 1.00 2. What resistance, R, can be put…
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Q: Using Kirchhoff's rules, find the following. (E, 71.0 V, E,-60.4 V, and E, - 79.8 V.) 2.000 www R₂…
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Q: Consider the circuit shown in the figure below. (Assume R₁ = 14.0 and R₂ = 3.00 2.) b 25.0 V + R₁ R₁…
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Q: The potential difference across a resting neuron in the human body is about 89.0 mV and carries a…
A: Given data: Potential difference (V) = 89.0 mV = 89.0×10-3 V Current (I) = 0.270 mA = 0.270×10-3 A…
Q: 5. How much electrical energy is transferred to thermal energy in 2.50 hrs by an electrical…
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Q: A circuit made up of 6 resistors is shown in the figure, with resistances R1 = 11 N, R2 = 65 Q, R3 =…
A: This problem is from Network analysis (Electronics). Let's solve this problem by solving series and…
Q: An automobile battery has an emf of 12.6 V and an internal resistance of 0.0870 2. The headlights…
A: FINAL ANSWERS:a) The potential difference across the headlight bulbs when they are the only load on…
Q: In the figure R1 = 140 Q, R2 = R3 = 63.0 Q, R4 = 65.00, and the ideal battery has emf ɛ = 6.00 V.…
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Q: In a tDCS treatment procedure, 0.85 mA of current flows through a patient’s brain when there is a…
A: The equivalent resistance between the electrodes is given by, R=VI Here, V is the potential…
Q: If the 0.140 mm diameter tungsten filament in a light bulb is to have a resistance of 0.290 Ω at…
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Q: You measure an object's resistance (with an ohmmeter or multimeter), and get 70 Ω. Then you connect…
A: Actual resistance = resistance measured with ohmmetre - resistance when two terminals of ohmmetre…
Q: A wire of resistance 5.0 ohm is connected to a battery whose emf O is 2.0 Vand whose internal…
A: Solution attached in the photo
Q: You want to determine the resistance value per meter for a very long wire. In the absence of an…
A: Given, Length of Wire l1 = 20 m Voltage of battery V = 10.7 V Current through 20 m wire I1 = 6 A…
Q: Cylindrical sinker and lead wires of the same length have the same resistance. What is the ratio of…
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Q: In the circuit pictured, the resistors have values of R =170 N, R2 = 62 N, and R3 = 130 Q, and the…
A: Part A. Firstly equivalent resistance of the circuit will be calculated. R2 and R3 are connected in…
Q: If the battery in the circuit below is 3.53V, resistor R1=69.44ΩΩ, and resistor R2=61.16ΩΩ, what is…
A: Given data: Battery emf (ε) = 3.53 V Resistor R1 = 69.44 Ω Resistor R2 =61.16 Ω Required: The…
Q: If the battery in the circuit below is 10.44V, resistor R₁-72.74, and resistor R₂-17.330, what is…
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Q: R2 В >I R1 I- A
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Q: If the 0.100-mm diameter tungsten filament in a light bulb is to have a resistance of 0.200 Ω at…
A: Resistance of wire, R=ρLA where, ρ is resistivity of tungsten=5.6×10-8 Ω-m L is length Cross…
Q: A D'Arsonval galvanometer has an internal resistance of 100 2 and a full scale current of 100 μA.…
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Q: A potentiometer wire has a length 2 m and resistance of 10 Q. It is connected in series with…
A: To Find: Potential gradient VL Given: Length of potential wire (L) = 2 m Resistance of wire (R) = 10…
Q: In the circuit, determine the equivalent capacity and the total energy stored. a-) 20 µF; 144mJ b-)…
A: A capacitor is a combination of two conductors separated by an insulator. A parallel plate capacitor…
Q: A battery has ab emf= 15 volt and internal resistance of r 1.34 N. Its terminal s are connected to…
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Q: One lightbulb is marked "25 W 120 V,' and another '100 W 120 V"; this means that each bulb has its…
A: (a)
Q: The potential difference across a resting neuron in the human body is about 63.0 mV and carries a…
A:
Q: In the figure the resistances are R₁ 1.20 and R₂-2.4 0, and the ideal batteries have emfs 81-1.8 V,…
A: given that The resistance of resistors are R1=1.2ΩR2=2.4Ω the emf of batteries are ε1=1.8Vε2=ε3=4.7V…
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