Practice Tests for AP Physics 1 - 5 Grade 11 MCQs & solutions - Free

A position-time graph for a moving object shows a straight line with a constant positive slope. Which of the following physical quantities does the slope of this graph represent?

Which of the following quantities is a scalar?

A ball is launched horizontally from the top of a cliff that is 20 m above the ground. Using g = 9.8 m/s², how long does the ball take to reach the ground?

A car decelerates uniformly from 20 m/s to rest over a time interval of 4.0 s. What is the magnitude of the car's acceleration?

A velocity-time graph for an object shows a horizontal straight line positioned above the time axis throughout the entire recorded interval. Which of the following best describes the object's motion?

A skier starts from rest at the top of a frictionless hill of height 10 m and slides to the bottom. What is the skier's speed at the bottom of the hill? (g = 9.8 m/s²)

A student applies a horizontal force of 50 N to push a box along a horizontal floor. The force is directed at an angle of 90° to the box's displacement. How much work does this applied force do on the box?

A student compresses several springs - each by the same amount - but with different spring constants, and measures the elastic potential energy stored in each spring. Which of the following correctly identifies the independent variable in this experiment?

A 2.0 kg block slides from rest down a rough inclined surface, dropping a vertical height of 5.0 m. At the bottom of the incline, the block's speed is 8.0 m/s. How much mechanical energy was lost to friction during the slide? (g = 9.8 m/s²)

A motor does 600 J of work in 30 s at a constant rate. What is the power output of the motor?

A 0.50 kg ball moves at 6.0 m/s to the right and strikes a wall. It rebounds at 6.0 m/s to the left. Taking rightward as positive, which of the following correctly describes the impulse experienced by the ball?

A 3.0 kg cart moves to the right at 4.0 m/s and collides with a stationary 1.0 kg cart. The two carts stick together after the collision. What is the velocity of the combined carts immediately after the collision?

A force-time graph for an object shows a rectangular region with a constant force of 10 N applied over a time interval of 3.0 s. Which physical quantity does the area under this force-time graph represent?

Two skaters are initially at rest on a frictionless ice surface. Skater A (mass 60 kg) pushes off and moves to the left at 2.0 m/s. Skater B has a mass of 40 kg. What is Skater B's velocity after the push?

A force of 20 N is applied perpendicular to a wrench at a distance of 0.30 m from the pivot point. What is the magnitude of the torque produced about the pivot?

A uniform rod of mass M and length L is pivoted at one end. A force F is applied perpendicular to the rod at its free end. The rotational inertia of the rod about its end is I = ML²/3. Which expression correctly gives the angular acceleration α of the rod?

A seesaw is balanced horizontally about its pivot. A child weighing 300 N sits 2.0 m to the left of the pivot. At what distance to the right of the pivot must a child weighing 400 N sit to maintain rotational equilibrium?

A student applies forces at varying distances from the pivot of a lever and records the resulting angular acceleration of the lever. The magnitude of the applied force and the rotational inertia of the lever are kept constant throughout the experiment. Which of the following is the independent variable in this experiment?

A solid disk has a rotational inertia of 0.40 kg·m² and rotates at an angular velocity of 5.0 rad/s. What is the rotational kinetic energy of the disk?

A figure skater spinning on frictionless ice pulls her arms inward, reducing her rotational inertia from 4.0 kg·m² to 1.0 kg·m². Her initial angular velocity is 2.0 rad/s. What is her angular velocity after pulling in her arms?

A ball of radius 0.10 m rolls without slipping along a flat surface. The center of mass of the ball moves at 3.0 m/s. What is the angular velocity of the ball?

A satellite orbits a planet in a circular orbit. Gravitational force provides the centripetal force for the satellite's circular motion. Which of the following correctly describes the relationship between the satellite's orbital speed and its orbital radius?

A mass-spring oscillator has a spring constant of 100 N/m and a mass of 0.25 kg attached to the spring. What is the period of oscillation of this system?

A student doubles the amplitude of oscillation of a mass-spring system. How does this change affect the period of the oscillator?

A simple pendulum of length 1.0 m oscillates with small amplitude on Earth where g = 9.8 m/s². The same pendulum is taken to a planet where g = 2.45 m/s². How does the period of the pendulum on the planet compare to its period on Earth?

A position-time graph for a mass-spring oscillator shows a sinusoidal curve. At the instant when the object passes through its equilibrium position (displacement = 0), which of the following correctly describes the object's energies?

A tank of water (density 1000 kg/m³) is open to the atmosphere (P₀ = 1.0 × 10⁵ Pa). What is the absolute pressure at a depth of 4.0 m below the water's surface? (g = 9.8 m/s²)

Two open containers - one wide (Container A) and one narrow (Container B) - are both filled with water to the same depth. Which of the following correctly compares the pressure at the bottom of each container?

A student submerges objects of different volumes - all made of the same material - in water and measures the buoyant force on each object. Which of the following is the dependent variable in this experiment?

Water flows through a horizontal pipe that narrows from a cross-sectional area of A₁ = 0.040 m² to A₂ = 0.010 m². The water speed in the wider section is 2.0 m/s. What is the speed of the water in the narrower section?