Ap physics 2 Study guides, Class notes & Summaries

AP Physics 1 Final Exam (Latest 2023/ 2024)| Questions and Verified Answers |100% Correct Q: The wavelengths of the sounds produced by two horns are 6.0 m and 7.0 m, respectively. What beat frequency is heard when the horns are sounded on a day when the speed of sound is 340 m/s? Answer: 8 Hz Q: The intensity at a distance of 6.0 m from a source that is radiating equally in all directions is 6.0x10^-10 W/m^2. What is the power emitted by the source? Answer: 2.7x10^-7 W ...

AP Physics 1 Final Exam| Questions and Verified Answers (2023/ 2024) |100% Correct Q: A uniform bar is lying on a flat table. Besides the gravitational and normal forces (which cancel), the bar is acted upon by two other forces, F1 and F2, which are parallel to the surface of the table. If the net force on the rod is zero, then which one of the following is true? A: The net torque on the bar must also be zero B: The bar can accelerate translationally if F1 and F2 are not applied at the same...

AP Physics 1 Midterm Review Questions and Verified Answers (2023/ 2024) Q: A steel ball supported by a stick rotates in a circle of radius r, as shown above. The direction of the net force acting on the ball when it is in the position shown is indicated by which of the following? (see picture) a. up b. down c. left d. up diagonal e. right Answer: e. right Q: A compressed spring mounted on a disk can project a small ball. When the disk is not rotating, as shown in the top view ...

AP Physics Final Exam Quiz Bank | Questions and Verified Answers | Grade A (2023/ 2024 New Update) Q: A 50. kg girl on ice skates, initially at rest, pushes against a wall, extending her arms 0.25m for 0.10s causing her to accelerate. Find the magnitude of the force applied by the girl to the wall. Answer: 2500 N Fg=ma x= (1/2) a t2 + v0t a = 2 x / t2 a = 2*0.25 / 0.12= 50 m/s2 Fg=ma = 50 kg * 50 m/s2 = 2500N Third Law Fg=Fw=2500N Q: Assume an astronaut, including his spac...

AP Physics B Final Exam 2024 Study Guide 1. A vertical wire carries a current straight down. To the east of the wire, the magnetic field points - Answer>> South 2. A current carrying loop of wire lies flat on a table top. When viewed from above, the current moves around the loop in a counterclockwise sense. What is the direction of the magnetic field caused by this current, OUTSIDE the loop? The magnetic field - Answer>> Points straight down

AP Physics 1 - Unit 2 Progress Check: MCQ Part B (2023) AP Physics 1 - Unit 2 Progress Check: MCQ Part B (2023)

AP Physics -B Exam Review 2024 Questions with Answers 1. What two entities comprise a vector? - Answer>> Magnitude and direction 2. What do you do with any vector that is not on either the x or y axis? - Answer>> Break it up into x and y components using trig, add up the components. 3. How are velocity and speed different? - Answer>> Velocity has a direction and speed does not have direction.

AP Physics 1 - Unit 2 Progress Check: MCQ Part A 2023

AP Physics 1 - Unit 2 Progress Check: MCQ Part A&B (2023) If the mass of block B is 2kg, the gravitational force exerted on block B is most nearly which of the following? 20 N The two blocks eventually stop and reverse direction. Which of the following graphs best predicts the acceleration of block A as it moves up and down the rough, inclined surface? Assume that the positive direction points down the slope. -------- ---------- (In Quadrant 1) A 5kg object is released from rest near the surface...

AP Physics 1 Unit 3 Progress Check MCQ Part B Scoring Guide 2023. Unit 3 Progress Check: MCQ Part B Page 1 of 30 A horizontal, circular track for running has four lanes, as shown in the figure. Various runners of different masses use the track. In each case, the center of mass of a runner follows a circular path around the track in one of the lanes. 1. Consider a runner in lane 1 with a speed and a runner in lane 4 with a speed , where the ratio of the speeds is . The radius of lane 4 is ...