A galvanometer of resistance 200 has current sensitivity of 1 division per miliampere. What is its voltage sensitivity?
Q: A potentiometer wire has a length of 4 m and resistance 4. What resistance must be connected in…
A: We need to find- Resistance in series with potentiometer wire (RE)=? The data given as- L=4 m E=2 V…
Q: The current sensitivity of a galvanometer is x div/mA and voltage sensitivity is y div/V. The…
A: To find-Relation between x and yGiven-Current sensitivity=(x) div/mA…
Q: The emf of a battery is 12.0 volts. When the battery delivers a current of 0.500 ampere to a load,…
A: The problem is based on the KVL and KCL. The KVL states that the algebraic sum of the voltage at a…
Q: If 25 A current flows through a circuit at a voltage difference of 1.3 x 102 V, how much is the…
A:
Q: A given wire has a resistance of x ohms. If the wire is stretched to double its length and quadruple…
A:
Q: What is the resistivity of a wire 1.00 mm in diameter, 5.6 m long and 50 mΩ in resistance. Enter…
A:
Q: A copper wire has a resistance of 50 ohms at 25°C (room temperature). The temperature coefficient of…
A: The electrical resistance of a conductor, such as a copper wire, is not constant. It changes with…
Q: An electronic device designed to operate at any temperature in the range from -17.7°C to 43.9°C…
A: The given data: The temperature coefficient of resistivity of carbon is .…
Q: A capacitor with a capacitance of 98 microfarads is discharged through a resistance of 81 kilo-ohms.…
A:
Q: A uniform wire of length one meter and resistance 20 is connected in series with a resistance of…
A: To find-(1) Potential drop per m(2) Balance lengthGiven-L=1 mR=2 ohmR1=1080 ohmE=1.083 Vr=1 ohmV=0.1…
Q: When a tungsten wire of thickness 20.4 mm, length of 3 m and electrical resistivity is 5.8 x 10-8…
A: Given a tungsten wire of thickness 20.4 mm, length of 3 m and electrical resistivity is ρ=5.8×10-8…
Q: A wire that is 24m long and has a radius of 0.34 mm has a resistance of 5.77 What is the resistivity…
A: The length =24m The radius=0.34mm The diameter =0.17 To find the resistivity of the material
Q: Fill in the blanks: A 33.7 cm wire with a diameter of 3.00 cm has a resistance value of 4.87…
A:
Q: the circuit below, all four resistors are identical (R, = R, - R, - R - R) and the battery has a…
A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: what is the current if a battery has internal resistance of 20.6ohms given in a closed circuit that…
A: Given Voltage (E) = 9.3 V Internal resistance (r) = 20.6 ohm Resistance (R)…
Q: 17. All the bulbs are identical in these circuits and every battery has the same voltage. An ammeter…
A: We know that power = V. I = V2R Where V =voltage and I= current and resistance of bulb The…
Q: What is the diameter of a 1.00-m length of tungsten wire resistance is 0.38 Ω?
A: Given : Length of the tungsten wire is 1.00 m Resistance of the wire is 0.38 Ω
Q: What is the exact value of this resistor R= ohms Voltage 120.00 V hp Current 1,37 A
A: Given data The potential difference is V = 120 V The magnitude of the current is I = 1.37 A
Q: When a 200 ohm resistor, a 300 microfarad capacitor (uF) that's initially uncharged, and a 6-volt…
A:
Q: What is the diameter of a 7 m length of tungsten wire whose resistance is 3 ohms? Give your answer…
A: Data Given , Length of the wire ( L ) = 7 m Resistance of the wire ( R ) = 3 ohms Let , The…
Q: The resistivity of this material is 1.52 ohms. What is the resistance?
A:
Q: A resistor of 9 ohms is carrying a current of 4 amperes. What is the voltage that would be…
A: Given data: Resistance (R) = 9 Ω Current (I) = 4 A Required: Voltage (V)
Q: A voltmeter has a rexistance 302.what be its xeading, when it is connected a cell of 'emf 2V having…
A: Internal Resistance, r= 10 Ohms EMF, V= 2 V Voltmeter resistance, R= 30 Ohms
Q: has a will be its reading, when it is connected acell of emf 2v having inteanal A voltmeter…
A: Given data: Resistance of voltmeter (R) = 30 Ω Emf of cell (ε) = 2 V Internal resistance (r) = 10 Ω…
Q: A copper wire has a diameter 4.75 mm and resistivity 1.6 x 10-8 Ωm. What will be the length of this…
A:
Q: A tungsten filament has a resistance of 1998 ? at 20°C. What will its resistance be at 263°C? 5.19 A…
A: All solids are made up of microscopic particles that are vibrating about their mean positions. The…
Q: In a tDCS treatment procedure, 0.55 mA of current flows through a patient's brain when there is a…
A: The value of current is The potential difference is
Q: th a diameter of 1.3 cm, calculate its resistance. Determine the voltage drop over the brass wire…
A: Length of Brass wire, Diameter of Brass wire,…
Q: What is the resistance of a NichromeTM wire at 0.0 °C°C if its resistance is 105.60 00 at 12.1 °C°C?…
A: The resistance of the Nichole wire can be found by using equation of temperature dependence of…
Q: A current of 0.228 A flows through a(n) 8.22 2 resister. Calculate the voltage drop across the…
A: Given : Current = 0.228 A Resistance = 8.22 Ω
Q: A certain medical device has a resistance of 2 kilo-Ohm and is rated for 20 Watts. What is the…
A:
Q: A wire is stretched to make it 0.1% longer. What is the percentage change in the resistance?
A:
Q: Calculate the resistance of a wire which has a uniform diameter of 1.72mm and a length of 312.5cm if…
A: We have to use basic formula here.
Step by step
Solved in 2 steps