A String Is Attached to the Rear-View Mirror of a Car.A

question 7

Multiple Choice

A string is attached to the rear-view mirror of a car.A ball is hanging at the other end of the string.The car is driving around in a circle,at a constant speed.Which of the following lists gives all of the forces directly acting on the ball?

• A) tension and gravity
• B) tension
• C) tension, gravity, and the centripetal force
• D) tension, gravity, the centripetal force, and friction

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Definitions:

Total Disaster

A situation that has resulted in complete failure, often involving widespread damage or chaos.

Trumpet Valves

Mechanisms in a trumpet that, when operated, adjust the flow of air through the instrument's tubing to change the pitch.

Gilberto

A personal name, possibly of Portuguese or Italian origin, without a specific widely-recognized definition in a general context.

Trumpet

A brass musical instrument with a flared bell and a bright, penetrating tone, played by blowing air through closed lips into a mouthpiece.