A transformer has an input of 6 V, primary voltage, and an output of 36 V, secondary voltage. If the number of primary turns is 10 turns. What is the number of secondary turns?

Q: A transformer has 240 windings in its primary coil and 50 in its secondary coil. If the secondary…

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Q: A model electric train requires 12 V to operate.  When connected to a household voltage of 120 V, a…

A: Given that voltage in the secondary coil is 12V, voltage in the primary coil is 120V, and turns on…

Q: A transformer can do all of the following except: A) step­-up a/c voltage B) step­-up a/c current C)…

A: The transformer is a device which is used in AC power transmission of electric energy. By using the…

Q: A transformer is designed to step down the 120V line voltage to 9V. If there are 400 turns on the…

A: Given data The initial voltage is given as V1 = 120 V. The final voltage is given as V2 = 9 V. The…

Q: A transformer has an input voltage (at the primary coil) of 550V. The primary coil has 4000 turns…

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Q: What exactly is an ampere?

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Q: The supply voltage from the autotransformer to the filament transformer is 60 V. If the turns ratio…

A: supply voltage = 60 volts Turns ratio of filament transformer = 12

Q: a transformer has 500 turns on its secondary its primary has 200 turns the primary is connected to a…

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Q: Calculate the voltage output by the secondary winding of a transformer if the primary voltage is 230…

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Q: If there are 7 times as many turns in the secondary coil of a transformer than in the primary coil,…

A: Write the given values with the suitable variables. Ns=7NpIp=4.7 A Here, Ns, Np, and Ip are the…

Q: A transformer has an input of 21 V and an output of 50 V. If the input is changed to 85 V, what the…

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Q: A florescent light transformer in a workshop steps ups a voltage from 110 volt ac source to 2200…

A: Primary voltage is Vp = 110 V Secondary voltage is Vs = 2200 V Primary current is Ip = 15 A…

Q: A transformer has a primary voltage of 12,470 volts and a secondary voltage of,400 volts. If the…

A: According to question--- Given value--- primary voltage = 12470 V. secondary voltage = 400 V.…

Q: A pair of power transmission lines each have 2.40-Ω resistance and carry 750 Amp. If the primary…

A: Given Data: Ns = 10 Np = 1 Vp = 2 kV

Q: A primary transformer has a voltage of 240V and number of revolutions 500 turns, what is the…

A: Given data:  Primary voltage (Vp) = 240 V Number of turns in primary winding (Np) = 500 Number of…

Q: An ideal transformer is shown below. The voltage on the primary circuit is 10 V. The primary circuit…

A: Secondary voltage

Q: charger cord used to recharge a cell phone contains a transformer that reduces 120 V AC to 5 V AC.…

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Q: A transformer has an input of 80 V and an output of 55 V. If the input is changed to 74 V, what the…

A: The initial input of the transformer is Vi = 80 V. The initial output of the transformer is Vo = 55…

Q: How does the current in the secondary of a transformer compare with the current in the primary when…

A: Given: secondary volatge is twice the primary volatge Vs = 2Vp

Q: a transformer has 40 turns in its primary coil and 600 turns in its secondary coil. if the primary…

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Q: A transformer has 40 turns in its primary coil and 600 turns in its secondary coil. If the primary…

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Q: A step-down transformer is to be used to convert an ac voltage of 120 V to 5 V to power an electric…

A: Given, a step down transformer.voltage across the primary coil =120 Vvoltage across the secondary…

Q: A transformer has a voltage input of 120 V and an output of 1500 V. If the primary coil has 200…

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Q: Question 17 The primary coil of a transformer has 100 loops and is connected to a circuit with 120…

A: Concept

Q: A transformer has an efficiency of 80%. It works at 4 kW and 100 V. If the secondary voltage is 240…

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Q: How much power is there in an electrical circuit of 5.73 Volts and carrying 56.9 Amps of current?

A: Answer :- Given :-  V = 5.73 V I = 56.9 Amp P =?  We know that              P =  V × I Where P is…

Q: A plug-in transformer, like that in the fIgure below, supplies 6.00 V to a video game system. How…

A: Given Voltage supplied by the transformer that is the output voltage is Vo=6.00  V Input voltage is…

Q: Why is the iron core of a transformer made laminated instead of being in one solid piece?

A: In an actual transformer, small energy losses occur and the efficiency gets reduce. The laminated…

Q: The primary of a transformer connected to 120 V has 10 turns. The secondary has 100 turns. Show that…

A: Given:   Input voltage, Vinput = 120 V  number of turns in primary coil, n1 = 10  number of turns in…

Q: You have a transformer with 709 coils in the primary and an input voltage of 140 V. If you want an…

A: Given: The number of turns in the primary winding is 709. The input voltage is 140 V. The output…

Q: A transformer has a primary coil with 5000 windings and a secondary coil with 100,000 windings. If…

A: The output voltage, NpNs=VpVsVs=VpNsNp

Q: A transformer is to be used to step up voltage from an alternating current source from 120 V to 1800…

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Q: A Transformer having 1200 Primary turns connected to a 252 V a.c. supply. For a secondary Voltage of…

A: The transformer is a  device that transfers electric energy from one AC circuit to one or more…

Q: How does the power input to an efficient transformer compare with the power output?

A: The efficiency of a transformer is defined as the ratio of output power to the given input power.

Q: Energy is distributed to households from electrical substations as an ac signal…

A: Number of turns of secondary coil, Ns= 190 Input or source ac signal,…

Q: What is the difference between an open loop circuit and a closed loop circuit?

A: In an open loop circuit there is no existence of current while in a closed loop circuit there is…

Q: A step-up transformer has a voltage input of 200 V and 600 turns in the primary. If the voltage…

A: Express the relation between number of turns and input voltage in a transformer. VpVs=NpNs Here,…

Q: The primary coil of a transformer has 100 loops and is connected to a circuit with 120 volts…

A: We know that   N1/N2=V1/V2 N1=100 V1=120 Volts N2=50

Q: A transformer changes the 120-V voltage at a wall socket to 12 V when it reaches a cell phone…

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Q: A transformer has a primary current of 18 amperes and a secondary current of 6 amperes. What is the…

A: The transformer is a device that is used to either step-down or step-up the voltage of the AC…

Q: transformer has an input of 76 V and an Output of 33 V. If the input is changed to 71 V what the…

A: Initially,  Input voltage Vii = 76 V Output voltage Voi = 33 V Finally,  Input voltage Vif = 71 V…

Q: A transformer is designed to step down the 220 V. line voltage to 17 V. If there are 1,551 turns on…

A: Given: The input voltage is Vi = 220 V. Voltage in the output coil is Vo = 17 V. The number of turns…

Q: transformer has an input of 96 V and an output of 22 V. If the input is changed to 78 V. what the…

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Q: A step-up transformer is designed to produce 1840 V from a 112-V ac source. If there are 384 turns…

A: In an ideal transformer  VPVS=NpNs 1121840=Np384

Q: The primary circuit in a transformer carries a current of 4.0 A at 120 V. The secondary circuit of a…

A: Given data: Current in primary circuit (I1) = 4.0 A Voltage of the primary circuit (V1) = 120 V…