Superconductors Have Been Discussed as a Means for Electrical Energy

question 57

Multiple Choice

Superconductors have been discussed as a means for electrical energy storage. Because they are resistanceless, a current once started in a loop would continue without loss. If a current of 1.0 * 10⁴ A were started in a huge toroidal coil of radius 1.0 km and inductance 70 H, how much electrical energy (in kWh) could be stored?

• A) 480 kWh
• B) 300 kWh
• C) 690 kWh
• D) 970 kWh

Assess the preparedness and resource needs of families caring for mentally challenged adults.

Grasp the concept of the "sandwich" generation and the complexities of caring for both children and aging parents.

Understand the specific care needs and strategies for elderly individuals experiencing mental changes.

Recognize the different caregiver roles within the family and community context.