1)When the magnetic field magnitude in the inductor is maximum, which is true ab

ID: 1301288 • Letter: 1

Question

1)When the magnetic field magnitude in the inductor is maximum, which is true about the electric field magnitude in the capacitor?

a)It is maximum.

b)It is one-fourth maximum.

c)It is half maximum.

d)It is zero.

2)When the energy in the capacitor is maximum, which is true about the energy in the inductor?

a)It is maximum.

b)It is half maximum.

c)It is one-fourth maximum.

d)It is zero.

3)If the power factor is equal to 0, which is true?

a)The rate at which energy is being transferred is maximum.

b)The rate at which energy is being transferred is minimum.

c)The rate at which energy is being transferred is intermediate.

4)Which is true about a transformer?

a)In a step-down transformer, the number of secondary turns is greater than the number of primary turns, and the ratio Ns/Np is the turns ratio.

b)In a step-down transformer, the number of secondary turns is less than the number of primary turns, and the ratio Ns/Np is the turns ratio.

c)In a step-down transformer, the number of secondary turns is greater than the number of primary turns, and the ratio Np/Ns is the turns ratio.

d)In a step-down transformer, the number of secondary turns is less than the number of primary turns, and the ratio Np/Ns is the turns ratio.

5)Which is true about the currents in a transformer if the primary has less turns than the secondary?

a)The secondary and primary have the same amount of current.

b)The secondary has less current than the primary.

c)The secondary has more current than the primary.

6)Which describes the vector calculation of the magnetic flux through a section of a closed Gaussian surface?

a)It is the ratio of the section

1)d

2)d

3)b

4)c

5)b

6)c

7)c

8)b

9)c

10)c

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