AP (Advanced Placement) Physics(B-C): Questions 626 - 629 of 920

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Question number: 626

» Force and Newton's Law of Motion

MCQ▾

Question

The mass of a hypothetical planet is four times mass of the earth and a radius of hypothetic planet is half of the radius of the earth. If the gravitational acceleration is at the surface of earth, then what is the gravitational acceleration at surface of hypothetical planet?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

Question number: 627

» Kinematics in One and Two Dimensions

MCQ▾

Question

A graph of acceleration vs time is curved line. Which of the following physical quantity is represented by area under the curve in specific time interval?

Choices

Choice (5) Response

a.

Average acceleration

b.

Distance

c.

Average velocity

d.

None of the above

e.

All of the above

Question number: 628

» Linear Momentum

MCQ▾

Question

A bomb of mass explodes into two pieces of masses and . The velocity of mass is . What is the kinetic energy of piece of mass in joule?

Choices

Choice (5) Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

Question number: 629

» Fluids & Solids

MCQ▾

Question

Water flows horizontally from a larger pipe with a diameter of to a smaller pipe with a diameter of . The smaller pipe then curves upward, and the water flows at a level higher, as shown in figure. If the speed of the water is in the larger pipe, what is the speed of the water in the smaller pipe as it flows at the higher level?

System of two pipes

System of Two Pipes

In figure two pipes system is shown.

Choices

Choice (5) Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

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