When a 644lb boat is moving at 10ft per sec, the motor conks out. How much farther will the boat glide, assuming its resistance to motion is 2 v lb where v is in feet per second?   Answer should be = 100ft

Q: A car has a fresh storage battery of e.m.f. 12 V and internal resistance 2 x 10-2 Q. If the starter…

A: The relationship between the terminal voltage V and emf ϵis             V = ϵ - Ir Where I is…

Q: In the figure, the ideal batteries have emfs & = 18.0 V and = 0.500, and the resistances are each…

A: The diagram of the given circuit is drawn as,

Q: What is the power rating of a stove that receives 12.5 A of current and requires 150 V to function?…

A: Given that:- Current, I=12.5 A Potential V=150 V Power is given as: P=VI                   Equation…

Q: In the figure ₁ = 3.71 V, ₂ = 0.986 V, R₁ = 7.09 02, R₂ = 1.82 02, R3 = 3.25 02, and both batteries…

A: Given,ε1 =3.71 Vε2 =0.986 VR1 =7.09 ΩR2 =1.82 ΩR3 =3.25 ΩLet I1 is the current through loop ABDC I2…

Q: An all-electric car (not a hybrid) is designed to run from a bank of 12.0 V batteries with total…

A: given V=12 VP=8.2 kWsince,P=VII is the currentI=PVI=8200 watts12 VI=683 A

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A:

Q: A light bulb, sold as long-lasting, is rated 100 W at 130 V. The "increased" lifetime comes from…

A: Power rating, P = 100 WVoltage rating, V = 130 VVoltage at which to be operated, V' = 120 VPower…

Q: = In the figure the current in resistance 6 is i6 = 1.39 A and the resistances are R₁ = R₂ = R3 =…

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Q: In the figure 1 = 4.03 V, 2 = 0.838 V, R₁ = 5.400, R₂ = 1.66 0, R3 = 5.390, and both batteries are…

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Q: A light bulb is rated at 30 W when operated at 120 V. How much charge enters (and leaves) the light…

A: Given, P= 30 W V= 120 V t= 2.1min = 2.1*60= 126 sec

Q: VV) 2 4. 6. N. (A) 0.012 10 0.046 0.019 0.025 0.038 The value of slope of the curve (I vs V) and the…

A: From the given date we can draw the graph as follow: From the graph we can calculate the slop.…

Q: A 3.6 A current is set up in a circuit for 28 min by a battery with a 5 V emf. By how much is the…

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Q: (a) A well-insulated electric water heater warms 125 kg of water from 20.0°C to 53.0°C in 33.0 min.…

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Q: In the figure 1 = 4.38 V, 2 = 1.17 V, R₁ = 3.970, R₂ = 1.902, R3 = 4.782, and both batteries are…

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Q: In the figure 1 = 4.38 V, 2 = 1.17 V, R₁ = 3.972, R₂ = 1.902, R3 = 4.782, and both batteries are…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A 898 W heating unit is designed to operate with an applied potential difference of 119 V. (a) By…

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Q: What are the expected readings of the following in the figure below? (R = 7.60 Q, AV = 5.40 V) A w R…

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Q: The rear window of a van is coated with a layer of ice at 0°C. The density of ice is 917 kg/m³, and…

A: Answer : 0.25mm Solution -

Q: In the figure & = 4.21 V, 82 = 0.945 V, R1 = 4.11 0, R2 = 2.36 0, R3 = 4.710, and both batteries are…

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Q: (a) A well-insulated electric water heater warms 117 kg of water from 20.0°C to 43.0°C Ω (b) What…

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Q: The potential difference across a resting neuron in the human body is about 75.0 mV and carries a…

A: Given that,Potential difference : V = 75.0 mVcurrent : i = 0.200 mAPower : P = voltagexcurrentHere…

Q: emf of the ideal batterv?

A: Given resistors in circuit is R1 =1.72 ohm R2 =1.72 ohm R3 =1.72 ohm R4 =17.3 ohm R5 =8.06 ohm R6…

Q: A car battery can deliver 750.0 A (referred to as "cold-cranking amps" in commercials) in 6.50…

A: The charge moved through the battery can be calculated using the formula:Q = I × twhere Q is the…

Q: The Iceberg Kid, infamous for imposing a deep freeze on whoever disagrees with him, discovers that…

A: Given., Thermal energy is generated W = 177 J For time  t = 7.69 Voltage V = 12 V    We know the…

Q: a) A well-insulated electric water heater warms 127 kg of water from 20.0°C to 45.0°C in 23.0 min.…

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Q: The rear window of a van is coated with a layer of ice at 0°C. The density of ice is 917 kg/m³, and…

A:

Q: Exa (a) Find the effective resistance in the circuit below. (i) R, = 25 N R, = 52 24 V= R, = 60 N R=…

A:

Q: Current Attempt in Progress In the figure &₁ = 3.71 V, E2 = 0.986 V, R₁ = 7.09 Q, R₂ = 1.820, R3 =…

A:

Q: The starter in your car is a device of fixed resistance that is designed to operate at a power of…

A: Given: The power at which the starter is designed to operate is 847 W. The voltage of the car…

Q: If electrical energy costs $0.12 per kilowatt-hour, how much do the following events cost? (a) To…

A: Given data: Electrical energy cost = $0.12 /kW.h Power of light bulb (P) = 80.0 W = 0.0800 kW Time…

Q: The emfs in the figure below are &₁ = 4.00 V and ₂ = 18.0 V. The resistances are R₁ = 17.00, R₂ =…

A: Given: ε1 = 4.00 Vε2 = 18.0 VR1 = 17.0 ΩR2 = 30.5  ΩR3 = 48.0  ΩR4 = 57.0  Ω

Q: An electric car is designed to run off a bank of 12.0 V batteries with a total energy storage of…

A: Given Information: The power is P=7200 W The total storage energy is E=2.30×107 J The batteries…

Q: Assuming 89.0% efficiency for the conversion of electrical power by the motor, what current (in A)…

A: Given, Efficiency of the motor, η = 89.0%potential differnce of the batteries, V = 12.0 Vmass of the…

Q: In the figure 81 = 2.32 V, 82 = 1.16 V, R1 = 7.07 0, R2 = 2.08 0, R3 = 4.26 0, and both batteries…

A:

Q: A 120 V potential difference is applied to a space heater whose resistance is 13.7 Ω when hot. At…

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Q: In the figure given below, the ideal batteries have emfs E, = 150V and E2 the resistances are R1 3.0…

A: The voltage drop across a resistor with resistance R ohms when a current I flows through it is given…

Q: Some makes of older cars have 6.00 V electrical systems. (a) What is the hot resistance (in 0) of a…

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Q: 2. Two ideal batteries are placed in the configuration as above. Battery one has the potential E1 =…

A: Given values: ε1=100 Vε2=25 VR1=2 ΩR2=0.5 ΩVP=50 V