A Merry-Go-Round Has an Area of 300 M² and Spins

question 61

Multiple Choice

A merry-go-round has an area of 300 m² and spins at 2 rpm about a vertical axis at a place where the Earth's magnetic field is vertical and has a magnitude of 5 *10^-5 T. The emf around the rim is:

• A) 0
• B) 0.5 mV
• C) 3.1 mV
• D) 15 mV
• E) 30 mV

---

Definitions:

Coalition Building

The process of bringing together diverse groups or organizations to form an alliance aimed at achieving common goals.

Policy Making

The process by which governments and other institutions decide upon and implement rules, laws, and guidelines.

Adversarial Approach

A strategy or method that involves opposition or conflict, often seen in legal systems where two parties argue against each other.

Amicable Relations

Friendly and peaceful interactions or connections between individuals or groups.