An Object of Mass M₁ Is Moving with a Speed

question 80

Multiple Choice

An object of mass M₁ is moving with a speed v on a straight,level,frictionless track when it collides with another mass M₂ that is at rest on the track.After the collision,M₁ and M₂ stick together and move with a speed of

• A)v
• B)M₁v
• C)(M₁ + M₂)v/M₁
• D)M₁v/(M₁ + M₂)
• E)M₁v/M₂

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Definitions:

Discount Rate

The interest rate charged by central banks on loans to commercial banks or financial institutions, influencing monetary policy and economic activity.

Short-term Loans

Loans that are intended to be paid back within a short duration, typically less than a year, often used for immediate cash flow needs.

National Association of Securities Dealers (NASD)

A self-regulatory organization for the securities industry responsible for the operation and regulation of the NASDAQ stock market and over-the-counter markets.

Brokers

Individuals or firms that act as intermediaries between buyers and sellers, often in financial markets, facilitating transactions for a commission or fee.