AP (Advanced Placement) Physics(B-C): Questions 580 - 583 of 921

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Question number: 580

» Force and Newton's Law of Motion

MCQ▾

Question

A spring is compressed a distance of from its rest position and held in place while an object of mass is attached at its end. When the spring is released, the object leaves the spring and traveling with speed . What would be the spring constant?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

All of the above

Question number: 581

» Periodic Motion, Mechanical Waves & Sound

MCQ▾

Question

The equation to calculate decibel level for sound is , where is the intensity of the lowest limit of human hearing, . What is the corresponding decibel level of a sound that has an intensity of ?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

None of the above

Question number: 582

» Electrostatics

MCQ▾

Question

An oil droplet carrying charge of , is observed to hover between electrically charged plates so that the electrostatic force upward is equal to the gravitational force downward. If the electric field between plates is , then which of the following gives the correct mass of the oil droplet?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

All of the above

Question number: 583

» Light & Optics

MCQ▾

Question

When a large soap bubble is viewed in white light, it produces many colors. Which of the following statements best explains this phenomenon?

Choices

Choice (5) Response

a.

The bubble acts as a prism and separates the light into a spectrum of colors.

b.

Different thicknesses in the bubble reflect different colors.

c.

White light is made up of all the colors of the rainbow.

d.

You can view it from any angle, so you see all the colors.

e.

Question does not provide sufficient data or is vague

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