AP (Advanced Placement) Physics(B-C): Questions 587 - 590 of 921

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Question number: 587

» Fluids & Solids

MCQ▾

Question

A trough with a semicircular cross section is level-full, with water flowing at a speed of . If the depth of the water at the center of the trough is , what is the approximate volume of water flowing past a given point per hour?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

None of the above

Question number: 588

» Electric Circuits

MCQ▾

Question

 Circuit of three parallel resistors

Circuit of Three Parallel Resistors

In figure, circuit of three parallel resistors is shown.

If the internal resistance of the circuit is negligible, then what are the values of current and ?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

None of the above

Question number: 589

» Electrostatics

MCQ▾

Question

The atomic radius of a sodium atom is about . What is the force of the nucleus of a sodium atom on an outer-shell electron at that radial distance?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

None of the above

Question number: 590

» Gravitation and Circular Motion

MCQ▾

Question

A satellite is in a circular orbit around Earth at an altitude of five times of Earth radius above the surface of Earth. If the gravitational force on the satellite, at this altitude is and gravitational force of Earth on the satellite, when it is placed on the surface of earth is ; then which of the following is correct?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

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