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Physics > Further Mechanics > Flashcards

Further Mechanics Flashcards

1
Q

What type of force causes circular motion and what direction is it in?

A

Centripetal force, in direction of the centre of the circle.

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2
Q

In what direction does an object following circular motion accelerate?

A

Towards the centre of the circle.

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3
Q

What is tangential to the circle during circular motion?

A

Velocity.

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4
Q

What is the vertical component of the tension of a swinging ball in horizontal circular motion?

A

Weight (mg).

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5
Q

What is the horizontal component of the tension of a swinging ball in horizontal circular motion?

A

Centripetal force.

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6
Q

Which must be greater in order for circular motion to occur over a circular bridge?
1. Weight.
2. Circular motion force.

A

Weight.

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7
Q

What is the optimum banking angle?

A

The components of the normal force in the horizontal and vertical directions must equal the centripetal force and the weight of the car, respectively.

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8
Q

What is the equation for the optimum banking angle ‘x’?

A

Tan(x) = v^2 / gr

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Physics (14 decks)

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