OAT Physics Practice Test 2024 Questions and Answers. Try our free Optometry Admission Test (OAT) Physics online quiz for better OAT test prep. The Physics section of the OAT requires strong knowledge of testable concepts and equations, as well as strategic testing skills.
The Physics Practice Test is devoted entirely to content relevant to this section of the OAT exam. What it tests: Units and Vectors, Linear Kinematics, Statics, Dynamics, Rotational Motion, Energy and Momentum, Simple Harmonic Motion, Waves, Fluid Statics, Thermal Energy and Thermodynamics, Electrostatics, D.C. Circuits, and Optics.
OAT Physics Practice Test
Physics averages 75 seconds per question, but different question types use less or more time depending on the level of calculation required.
Test Name  OAT Practice Test 2024 
Test Purpose  Admission into optometry schools 
Subject  Physics 
Sub Test  Physics 
Sample Questions  40 
Time Limit  N/A 
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OAT Physics Test
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Question 1 of 40
1. Question
1 pointsA man walks three blocks (30 m) east and then another five blocks (50 m) north to the drug store (point A)
What distance did he walk?

Question 2 of 40
2. Question
1 pointsA submarine sends out a sonar signal (sound wave) in a direction directly downward. It takes 2.3 s for the sound wave to travel from the submarine to the ocean bottom and back to the submarine. How high up from the ocean floor is the submarine? (The speed of sound in water is 1,490 m/s.)

Question 3 of 40
3. Question
1 pointsA 1,000 kg rocket ship, traveling at 100 m/s, is acted on by an average force of 20 kN applied in the direction of its motion for 8 s. What is the change in velocity of the rocket?

Question 4 of 40
4. Question
1 pointsAn object is moving uniformly in a circle whose diameter is 200 m. If the centripetal acceleration of the object is 4 m/s 2 , what is the time for one revolution of the circle?

Question 5 of 40
5. Question
1 pointsA tractor pulls a log that has a mass of 500 kg along the ground for 100 m. The rope (between the tractor and the log) makes an angle of 30° with the ground, and is acted on by a tensile force of 5,000 N.
How much work does the tractor do? 
Question 6 of 40
6. Question
1 pointsA 2,000 kg experimental car can accelerate from zero to 30 m/s in 6.3 s. What is the average power of the engine needed to achieve this acceleration?

Question 7 of 40
7. Question
1 pointsA 2,000 kg rollercoaster car is brought to the top of a 150 m long section of track that is inclined at 30° with the horizontal. The speed of the car is 3 m/s at the top.
In the absence of friction, what is the change in kinetic energy when going from the top to the bottom of the track?

Question 8 of 40
8. Question
1 pointsTwo billiard balls, one moving at 0.5 m/s and the other at rest, undergo a perfectly elastic collision.
If the masses of the billiard balls are equal and the speed of the stationary one after the collision is 0.5 m/s, then what is the speed of the other ball after the collision? 
Question 9 of 40
9. Question
1 pointsIf, in a reversible process, 6.66 × 10^{4} J of heat is used to change a 200 g block of ice to water at a temperature of 273 K, what is the change in the entropy of the system?

Question 10 of 40
10. Question
1 pointsA 20 m steel rod at 10°C is dangling from the edge of a building and is just 2.5 cm from the ground. If the rod is now heated to 90°C, what is its increase in length?

Question 11 of 40
11. Question
1 pointsThermal equilibrium exists when

Question 12 of 40
12. Question
1 pointsA hydraulic press has two pistons. One piston of radius 5 cm pushes down on an enclosed fluid and has a 45 kg weight resting on it. The other, larger piston has a radius of 20 cm. What force is needed on the larger piston to keep the press in equilibrium?

Question 13 of 40
13. Question
1 pointsA wooden block floats in the ocean with half its volume submerged. Find the density of the wood Pb if the density of seawater is 1,024 kg/m³

Question 14 of 40
14. Question
1 pointsAn anchor made of iron weighs 833 N on the deck of a ship. If the anchor is now suspended in seawater by a massless chain, what is the tension in the chain? The density of iron is 7,800 kg/m³ , and the density of seawater is 1,024 kg/m³ .

Question 15 of 40
15. Question
1 pointsWater flows from a pipe of diameter 0.15 m into one of diameter 0.20 m. If the speed in the 0.15 m pipe is 4.88 m/s, what is the speed in the 0.20 m pipe?

Question 16 of 40
16. Question
1 pointsA positive charge of +1 × 10^{−5} C is located one meter away from another positive charge of +2 × 10^{−5} C. At what point along the line between the two charges is the electric field equal to zero?

Question 17 of 40
17. Question
1 pointsA metal sphere, R, has a charge of − q coulombs. An identical metal sphere, S, has a charge of +2 q coulombs. The magnitude of the electrical force on S due to R is F newtons
The magnitude of the electric force on R due to S is

Question 18 of 40
18. Question
1 pointsA metal sphere, R, has a charge of − q coulombs. An identical metal sphere, S, has a charge of +2 q coulombs. The magnitude of the electrical force on S due to R is F newtons
If an electron were placed midway between R and S, the resultant electric force on the electron would be

Question 19 of 40
19. Question
1 pointsA positive charge of + Q is fixed at point R a distance d away from another positive charge of +2 Q fixed at point S. Point A is located midway between the charges, and point B is a distance d/2 from the +2 Q charge
In which direction will a positive charge move if placed at point A?

Question 20 of 40
20. Question
1 pointsGiven an electric dipole, the electric potential is zero

Question 21 of 40
21. Question
1 pointsThe voltage across the terminals of an isolated 3 μF capacitor is 4 V. If a piece of ceramic having dielectric constant k = 2 is placed between the plates, find: the new charge on the capacitor.

Question 22 of 40
22. Question
1 pointsA charge of 2 μC flows from the positive terminal of a 6 V battery, through a 100 Ω resistor, and back through the battery to the positive terminal. What is the total voltage drop experienced by the charge?

Question 23 of 40
23. Question
1 pointsIf the resistance of two conductors of equal cross sectional area and equal lengths are compared, it is found that they are in the ratio 1:2. The resistivities of the materials from which they are constructed must therefore be in what ratio?

Question 24 of 40
24. Question
1 pointsA transformer is a device that takes an input voltage and produces an output voltage that can be either larger or smaller than the input voltage depending on the transformer design. Although the voltage is changed by the transformer, energy is not, so the input power equals the output power. A particular transformer produces an output voltage that is 300% of the input voltage. What is the ratio of the output current to the input current?

Question 25 of 40
25. Question
1 pointsThe energy stored in a fully charged capacitor is given by E = (1/2) CV2 . In a typical cardiac defibrillator, a capacitor charged to 7,500 V has a stored energy of 400 W・s. If the charge Q and voltage V on a capacitor are related by Q = CV, what is the charge on the capacitor in the cardiac defibrillator?

Question 26 of 40
26. Question
1 pointsA 10.0 Ω resistor carries a current that varies as a function of time as shown below. What energy has been dissipated by the resistor after 5 s?

Question 27 of 40
27. Question
1 pointsA traveling sinusoidal wave is described by y = (0.006) sin(67.7 x − 1.71 t). Assume units of meters and seconds. Find the: amplitude.

Question 28 of 40
28. Question
1 pointsA certain sound level is increased by 20 dB. By how much does its intensity increase?

Question 29 of 40
29. Question
1 pointsAn object is placed at the center of curvature of a concave mirror. The image it creates must be

Question 30 of 40
30. Question
1 pointsWhen monochromatic light is refracted as it passes from air to glass, which of the following does not remain the same? (Assume that the wave is fully transmitted.)

Question 31 of 40
31. Question
1 pointsWhich phenomenon would cause monochromatic light entering the prism along path AB to leave along path CD?

Question 32 of 40
32. Question
1 pointsWhat is the difference in ionization energy for a hydrogen atom with its electron in the ground state and a hydrogen atom with its electron in the n = 4 state?

Question 33 of 40
33. Question
1 pointsWhen a hydrogen atom electron falls to the ground state from the n = 2 state, 10.2 eV of energy is emitted. What is the wavelength of this radiation? (Use 1 eV = 1.60 × 10^{−19} J, h = 6.63 × 10−34 J・s)

Question 34 of 40
34. Question
1 pointsThe masses of four different objects taken with different scales were 23.04 g, 7.12 g, 0.0088 g and 5.423 g. What is the total mass of all four objects to the proper number of significant digits?

Question 35 of 40
35. Question
1 pointsConsider the following statements about Newton’s law:
I. A newton is a fundamental unit.
II. Mass and acceleration are inversely related when the force is constant.
III. Newton’s first law can be derived from Newton’s second law.
IV. Newton’s second law can be derived from the universal law of gravity.Which of the following statements are true?

Question 36 of 40
36. Question
1 pointsA 10kg plastic block is at rest on a flat wooden surface. The coefficient of static friction between wood and plastic is 0.6 and the coefficient of kinetic friction is 0.5. How much horizontal force is needed to start the plastic box moving?

Question 37 of 40
37. Question
1 pointsA 75kg ice skater moving eastward at 5 m/s collides with a 100kg skater moving northward at 4 m/s. Anticipating the collision, they hug each other and produce an inelastic collision. What is their final speed?

Question 38 of 40
38. Question
1 pointsA ball is released from a certain height along a frictionless track that does a looptheloop. The looptheloop part of the track is a perfect circle of radius R. At what height above the ground must the ball be released from in order to not fall off the track when it gets to the top of the looptheloop?

Question 39 of 40
39. Question
1 pointsTwo waves, each of which has an amplitude of A, cross paths. At the point where they cross, the peak of one wave meets the trough of another wave. What is the resulting amplitude at the point where the waves cross?

Question 40 of 40
40. Question
1 pointsTwo tuning forks have a frequency of 500 Hz and 504 Hz and the same amplitude. How much time is there between beats?