The field current of a motor is 7.25 amperes at no load. However, when the full load is applied, the current increases to 8.75 amperes. What is the difference in current from no load to full load?

Q: A 0.836 kg toy car is powered by four AA batteries (6.00 V total) connected directly to a small DC…

A: Recall P=iεSo E= energy supplied by battery=Pt=iεtNow energy converted to KE=EηWhere η is efficiency

Q: 8. A motors draws 2 A of current when running at full speed and connected to a 120 Volt line.…

A:

Q: A light bulb used in a slide projector draws a current of 6 amperes when operating on 120 volts. If…

A: given.,current, I=6 Ampvoltage, V=120 v

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A: Given that:- Mass of toy car=m=0.718kg

Q: Suppose a motor connected to 117 V source draws 20.2 A when it first starts. (a) What is its…

A: current = voltage/resistance

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A: The correct option is the second option. Since the square metal loop is entering the region of…

Q: The motor in a toy car operates on 5.30 V, developing a 3.90 V back emf at normal speed. If it draws…

A:

Q: The motor in a toy car operates on 6.00 V, developing a 4.50 V back emf at normal speed. If it draws…

A: Given  V = 6.00V  Vback = 4.50 V I = 3.20 A R =???  I1 =???..(at start  Vback =0 V)

Q: The rod shown below moves to the right on essentially zero-resistance rails at a speed of v=2.20…

A:

Q: A battery with emf ? and no internal resistance supplies current to the circuit shown in the figure…

A: Given variable: emf - E  Current - Io , Ia & Ib

Q: equivalent resistance

A:

Q: The switch in the circuit below has been open for a very long time. If L is 8.04 Henries, the…

A: The current I2 at the moment switch is closed is 0.63 Amperes.

Q: A transformer is a device that takes an input voltage and produces an output voltage that can be…

A:

Q: In the circuit shown in the figure, all five resistors have the same value, 100 Ω, and each cell has…

A:

Q: & = 24.0 V 0.10 n R, 5.0 2 R S20 2 E2- 48.0 V R 0.50 2 40 2 R 78 2 Ez- 6.0 V E 36.0 V Write the…

A: Solution: Applying loop rule to the loop akledbca.…

Q: A 0.364 kg toy car is powered by four AA batteries (6.00 V total) connected directly to a small DC…

A: kinetic energy of car =12mv2=12×0.364×2.352=1.005095 Joules If E is the energy suplied by the…

Q: Calculate the resistance in R2 in the following circuit. The current running through the batter is 1…

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Q: After the switch is turned off., the 12 (t) flow passing through its resistance is the function of…

A: Given :  Circuit diagram which contains resistors , capacitors and battery with potential V. Our…

Q: How many watts will a motor use if the voltage is 240 volts and the motor is drawing 40 amps of…

A:

Q: Two infinitely long solenoids (seen in cross section) pass through a circuit as shown in the figure…

A:

Q: An array of solar panels produces 8.65 A of direct current at a potential difference of 148 V. The…

A: Given: A solar panel produces a current of 8.65 A at a potential difference of 148 V.  The…