# AP Physics 1: Exam Prep Final Exam

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#### Question 1 1. When is an object's motion most likely to result in a sonic boom?

#### Question 2 2. A B4 note from a clarinet has a frequency of 440 hertz. If the speed of sound at ambient conditions is 340 meters per second, what is the wavelength of the clarinet's B4 sound wave?

#### Question 3 3. A Ferris wheel starts from rest and subsequently reaches a rotational speed of 15 revolutions per minute after 8 seconds have elapsed. What is the Ferris wheel's angular acceleration during this time period?

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Question 4
4.
What is the torque caused by force in the following figure if *F* = 750 newtons, the length of the distance *r* = 0.6 meters, and the measure of angle θ = 55 degrees?

#### Question 5 5. How much force is generated when an electrostatic point charge of +7 × 10^-5 coulombs is placed 2 centimeters away from an electrostatic point charge of +8 × 10^-9 coulombs?

#### Question 6 6. A simple pendulum is oscillating at a frequency of 0.33 hertz. What is the length of the string that is attached to its weight?

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Question 7
7.
A vertical spring-block oscillator with a spring constant *k* equal to 1110 newtons/meter is oscillating at an angular velocity of 3.5 radians per second. What is the mass of the weight that is attached to it?

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Question 8
8.
Refer to the following diagram. If *V* = 120 volts, *I* = 12 amps, and *R1* = 2.6 ohms, what is the value for *R2*?

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Question 9
9.
Refer to the following diagram. If *V* = 240 volts, *I* = 8 amps, and *R1* = 12 ohms, how much power is dissipated across the *R2* resistor?

#### Question 10 10. What is the velocity of a boat that weighs 176 newtons if it has a momentum of 225 kilograms-meters per second?

#### Question 11 11. A man drops a bowling ball with a mass of 7 kilograms off the roof of a building from an elevation of 22 meters above ground level. Assuming that all frictional and drag forces are negligible, what is the bowling ball's final velocity when it hits the ground?

#### Question 12 12. A sprinter is running around a track at an initial velocity of 6.2 meters per second. If the sprinter gradually increases his velocity to 8.0 meters per second over the next 6 seconds, what is his average rate of acceleration over that time period?

#### Question 13 13. A 20-kg barbell weight is resting at equilibrium on the surface of an inclined bench that has an incline angle of 60 degrees above the horizontal axis. What is magnitude of the static frictional force that is preventing the weight from sliding down the inclined bench?

#### Question 14 14. A bobsled with a mass of 245 kilograms is sliding down a slope that is at a 36-degree angle above the horizontal axis. What is its acceleration down the slope if the frictional force opposing its motion is 32 newtons?

#### Question 15 15. What is the gravitational force between an item with a mass of 1,000,000 kg (mass 1) and a second item with a mass of 30,000,000 kg (mass 2) if they are located 200 meters apart?

#### AP Physics 1: Exam Prep Final Free Practice Test Instructions

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!