FIGURE 27-11 -A Rectangular Loop of Wire, with Dimensions as Shown in as Shown

question 53

Multiple Choice

FIGURE 27-11
-A rectangular loop of wire, with dimensions as shown in Fig. 27-11, carrying a 2-A current is placed in a magnetic field of 0.8 T. The loop rotates in the magnetic field and at one point makes a 30° angle with the magnetic field. What is the magnitude of the torque acting on the wire?

• A)0.3 Nm
• B)0.4 Nm
• C)0.5 Nm
• D)0.6 Nm
• E)0.7 Nm

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Definitions:

Object Permanence

The cognitive understanding that objects continue to exist even when they cannot be seen, heard, or touched, typically developed in infancy.

Symbolic Thought

The ability to use symbols, objects, or words to represent something that is not physically present, fundamental in language development and creative thinking.

Object Permanence

The understanding that objects continue to exist even when they cannot be observed or heard.

Accommodation

In psychology, the process of modifying existing cognitive structures or beliefs to incorporate new information.