# AP (Advanced Placement) Physics(B-C): Questions 145 - 149 of 921

Access detailed explanations (illustrated with images and videos) to 921 questions. Access all new questions- tracking exam pattern and syllabus changes. View the complete topic-wise distribution of questions. Unlimited Access for Unlimited Time!

View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

## Question number: 145

Edit
MCQ▾

### Question

A string that is long will break under a force of . It is used to spin a stone of mass in a vertical circle. Which of the following equations can be used to determine the maximum speed of the stone (without breaking the string)?

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

## Question number: 146

Edit
MCQ▾

### Question

An airplane is flying horizontally at an altitude of 500 m when a wheel falls from it. If there were no air resistance, the wheel would strike the ground in

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

## Question number: 147

Edit
MCQ▾

### Question

A force of is needed to set a steel box moving across a wooden floor. Determine the coefficient of static friction between the box and the floor.

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

## Question number: 148

Edit
MCQ▾

### Question

A particle is moving with velocity towards south, then it takes turn right and moves with velocity . Calculate the resultant velocity of the particle.

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

Question does not provide sufficient data or is vague

## Question number: 149

Edit
MCQ▾

### Question

Which of the four graphs best represents a graph of “y as a function of x2”?

### Choices

Choice (5)Response

a.

III

b.

II

c.

IV

d.

I

e.

Question does not provide sufficient data or is vague

Developed by: