2.0 Q 3.0.0 2.0 2
Q: Calculate the diameter of a 1.6 cm length of tungsten filament in a small lightbulb if its…
A: Given Length (L) = 1.6 cm Resistance (R) = 0.054 Ω
Q: Two wires, a and b, are made of the same metal and have equal length, but the resistance of wire a…
A:
Q: Calculate the diameter of a 3.15 cm long tungsten filament in a lightbulb if its resistance is 0.341…
A: When current flows through a conductor then the opposition offered by the conductor to the current…
Q: A battery is supplying electrical power to a single resistor 75 ohms. If the battery has a terminal…
A: solution as
Q: 3. What potential difference exists across a resistor of resistance 45 22 if there is a current of…
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Q: A copper wire has a resistance of 0.500 n at 20.0 °C, and an iron wire has a resistance of 0.525 n…
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Q: A light bulb in a camper's flashlight is labeled 4.1 V, 0.40 A. Find the equivalent current if three…
A: in this question we use simple combination of resistors.
Q: wire 6.60 m long with diameter of 2.05 mm has a resistance of 0.0290 Ohm. What material is the wire…
A:
Q: Calculate the effective resistance (in kΩ) of a pocket calculator that has a 1.65 V battery and…
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Q: 1. The figure shows five 5.00 O resistors. Find the equivalent resistance between points (a) F and H…
A:
Q: A light bulb in a camper's flashlight is labeled 4.1 V, 0.40 A. Find the equivalent current if three…
A: Given that flashlight is labelled as 4.1V, 0.40 A. r=v/I=4.1/0.40=10.25ohm The resultant registance…
Q: How does the resistance of a metallic wire depend on its
A: Given; Explain with reason, How does the resistance of a metallic wire depends on its temperature.
Q: A light bulb in a camper's flashlight is labeled 4.1 V, 0.40 A. Find the equivalent current if three…
A: CONCEPT From ohm' s law, V= IR.......(i) V: voltage, I: current, R : resistance Here for light…
Q: Calculate the effective resistance (in kΩ) of a pocket calculator that has a 2.15 V battery and…
A: According to Ohm's lawV=IRR=VIHereV=voltageI=currentR=Resistance
Q: Two resistors, R, and Ra, are connected in series. HINT (a) If R, = 3.92 0 and R, = 8.77 Q,…
A: Given: R1 = 3.92 ohm R2 = 8.77 ohm For series: Req = R1 + R2 For parallel. 1Req=1R1+1R2
Q: A certain wire has a resistance of 76 N. What is the resistance of a second wire, made of the same…
A: The given data are: R1=76 ΩL2=L4D2=D3
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: What resistor value in ohms should be attached to the battery t
A:
Q: Find the resistance of a tungsten cylinder 2.5 mm in diameter and 25 mm long.
A: Given: Diameter of tungsten wire, d=2.5 mm Length of tungsten wire, l=25 mm To determine…
Q: A 1.1 cm length of tungsten filament in a small lightbulb has a resistance of 0.029 N. Find its…
A: Length of filament, l=1.1 cm=0.011 m Resistance, R=0.029 ohm
Q: Calculate the effective resistance (in kΩ) of a pocket calculator that has a 1.25 V battery and…
A:
Q: Given V=5.5, and I=.05, what is R(resistance)?
A: Voltage = v = 5.5 v Current = I = 0.05 A Let resistance be R
Q: A voltmeter connected to the terminals of a battery indicates 10 V, when these terminals are joined…
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 wire of resistance 5 S2 is drawn out so that its length is increased to twice its original length.…
A: Given, Resistance, r= 5ΩLet the original length is LIncreased length, L'= 2L
Q: What length of silver wire with a diameter of 0.050cm is needed to make a resistance of 28 ohm.…
A:
Q: The current of 3 A flows through certain resistance when a cell is connected across it. The P.D.…
A: The internal resistance of a cell (r) has to be found. Given data: EMF of a cell (E) = 5 volt…
Q: What is the resistivity of a wire of 1.4 mm diameter, 2.6 m length, and 47 mΩ resistance.
A: Given value--- diameter = 1.4 mm. length = 2.6 m. resistance = 47 m-ohm. We have to find---…
Q: When a light bulb is connected to a 8.5 V battery, a current of 0.34 A passes through the light…
A:
Q: What is the resistivity of a wire of 0.76 mm diameter, 2.5 m length, and 71 mΩ resistance?
A: The given values are, d=0.76 mm=0.76×10-3 ml=2.5 mR=71 mΩ=71×10-3 Ωr=d2=0.76×10-3 m2=0.38×10-3 m
Q: What is the smallest equivalent resistance when three resistors (1.240, 3.6302, and 3.32 ) are…
A: According to the given data R1=1.24Ω R2=3.63Ω R3=3.32Ω We need to find smallest Equivalent…
Q: When a light bulb is connected to a 6 V battery, a current of 0.32 A passes through the light bulb.…
A: Given data: Voltage (V) = 6 V Current (I) = 0.32 A Required: Resistance (R)
Q: Consider a circuit consisting of a battery (4.25 Volts) and three resistors in parallel. If the…
A:
Q: Consider a circuit consisting of a battery (6.22 Volts) and three resistors in parallel. If the…
A: the effective resistance of the circuit is 1R=118.5 Ω+123.6 Ω+133.5 Ω=0.054+0.0424+0.0298R=7.924 Ω
Find the equivalent resistance.
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