- H10Q8 - Above is a typical single-phase service panel of the type installed in a dwelling to supply power at 120 volts and at 240 volts. A 2-pole circuit breaker is used to supply power to a circuit that requires:
- H10Q2 - The transformer shown in the diagram is supplied by a utility distribution line at 7200 volts and has a set of windings with a turns ration that provides the customer 240 volts. The turns ratio of the transformer is:
- H11Q1 - The missing voltage for the electrical system is
- H9Q16 - A transformer has the primary winding energized at 480 volts and the output is 208 volts. The turns ratio of the transformer is:
- H9Q17 - A single-phase transformer has a rating of 112.5 kVA. If the output voltage of the transformer is 240 volts, the transformer full load current rating on the secondary will be:
- H10Q6 - The lamp connected between the top secondary wire and the middle secondary wire is flowing in a clockwise direction. The current flowing between the middle wire and the bottom wire at the same moment is flowing in a:
- H10Q5 - If a voltage is measured between the top secondary wire and the middle secondary wire the expected value should be approximately:
- H10Q1 - The transformer shown in the diagram is supplied by a utility distribution line at 7200 volts and has a set of windings with a turns ratio that provides the customer 120 volts. The turns ratio of the transformer is:
- H10Q4 - If a voltage is measured between the top secondary wire and the bottom secondary wire the expected value should be approximately: (Refer to previous diagram)
- H10Q10 - One of the circuit breakers on the diagram above is marked with the letter "X" and another is marked with the letter "Y." If the circuit breakers are turned on the voltage that would be measured between their output terminals is:
- H9Q14 - Refer to the transformer circuit of the previous question. If there are 120 turns on the primary winding, the number of turns on the secondary winding of the transformer will be:
- H9Q13 - A transformer has a 2 to 1 turns ratio, the primary is energized at 100 volts, and a 100 ohm load is connected to the secondary winding as shown in the diagram. The secondary winding current will be:
- H9Q15 - A single-phase transformer has a secondary full load current of 104.17 amperes and the secondary output voltage is 240 volts. The rating of the transformer in kilovolt-amperes is:
- H9Q12 - A single-phase transformer has a nameplate rating of 50,000 volt-amperes. The transformer rating in kilovolt-amperes (kVA) is:
- Which of the following is not a characteristic of Skeletal Muscle?a. Multinucleatedb. Not Striatedc. Voluntaryd. Striated
- Which contractile protein is the thick filament primarily made of?
- H9Q3 - Examine the transformer in the diagram. If the secondary winding is producing 240 volts, the primary winding is being energized at:
- H9Q4 - The voltage between secondary wires A and N is 120 volts. The voltage between secondary wires A and B will be:
- Which of the following is the correct order from largest to smallest?a. Epimysium, Endomysium, Perimysium, Sarcolemmab. Endomysium, Perimysium, Epimysium, Sarcolemmac. Epimysium, Perimysium, Endomysium, Sarcolemmad. Sarcolemma, Perimysium, Endomysium, Epimysium
- H9Q5 - A transformer has a primary winding energized at 480 volts and the secondary output is 120 volts. The turns ratio of the transformer is: