A 0500 Kg Stone Is Moving in a Vertical Circular Path

question 58

Multiple Choice

A 0.500 kg stone is moving in a vertical circular path attached to a string that is 75.0 cm long. The stone is moving around the path at a constant frequency of 1.50 rev/sec. At the moment the stone is overhead, the stone is released. The speed of the stone when it leaves the circular path is

• A) 5.55 m/s.
• B) 7.07 m/s.
• C) 7.75 m/s.
• D) 8.35 m/s.
• E) 9.00 m/s.

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Definitions:

Interest Rate Parity

A theory stating that the difference between the interest rates of two countries is equal to the differential between the forward exchange rate and the spot exchange rate of their currencies.

Forward Exchange Rate

An agreed exchange rate for a currency transaction that will occur at a future date.

Spot Exchange Rate

The current price for exchanging one currency for another, available for immediate delivery.

Interest Rate Parity

An economic theory that suggests the difference in interest rates between two countries will be equal to the difference in exchange rates between their currencies.