AP (Advanced Placement) Physics(B-C): Questions 308 - 309 of 921

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Question 308

Question

MCQ▾

The coil in the illustration is made up of wraps of coated wire and is connected to a battery so that it carries an electric current. What is the direction of the magnetic field inside the coil?

The Coil Wraps of Coated Wire

Choices

Choice (5)Response

a.

To the left

b.

There is no field inside the coil; the field is outside the coil only.

c.

In a spiral pattern that follows the coil of wire

d.

To the right

e.

Question does not provide sufficient data or is vague

Question 309

Question

MCQ▾

Two isolated chambers of an ideal gas are in thermal contact with each other, Chamber at a higher temperature and chamber at a lower temperature . If heat is transferred directly from Chamber to Chamber , then:

Choices

Choice (5)Response

a.

The magnitude of change in entropy of each chamber is the same

b.

The amount of heat transferred out of Chamber is greater than the heat transferred into Chamber

c.

The magnitude of change in entropy of Chamber is greater than the magnitude of change in entropy of Chamber

d.

The magnitude of change in entropy of Chamber is less than the magnitude of change in entropy of Chamber

e.

None of the above

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