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Physics MCQ Key Current and updated practice exams
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June 2025

2024/2025

A+
Physics MCQ Key Current and updated practice exams Guaranteed A+ Self-Assessment Questions & Verified Correct answers (2025 / 2026) A ball of mass 0.4 kg is initially at rest on the ground. It is kicked and leaves the kicker's foot with a speed of 5.0 m/s in a direction 60° above the horizontal. The magnitude of the impulse imparted by the ball to the foot is most nearly - correct answer2 N*s A force of constant magnitude F and fixed direction acts on an object of mass m that i...
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Unit 2 Test, Conceptual Physics (Multiple Choice) Questions And 100% Correct Answers.
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10

April 2025

2024/2025

A+
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The law of inertia states that an object... A. will continue moving in a straight line unless an outside force acts on it. B. at rest will remain at rest unless acted on by an outside force. C. that is not moving will never move unless a force acts on it. D. All of the Above - Answer D. All of the Above A bag of sports equipment has a mass of 10 kilograms and a weight of... A. 0.98 N B. 980 N C. 98N D. 9.8 N - Answer C. 98N (W= mg) Friction is a force that always acts... ...
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Physics Final Exam Multiple Choice Questions Fully Solved.
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26

April 2025

2024/2025

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A light wave travels from water (n = 1.33) into a light oil (n = 1.22). The frequency of light in the water is 5.27 X 10'* Hz. What is the frequency of the light when it is in the oil? A. 1.36 X 10^14 Hz B. 5.27 x10^14Hz C. 3.55 X1 0^14 Hz D. 7.01 x 10^14 Hz E. 8.72 x 10" Hz - Answer Frequency does not change, answer is B What is the speed of light in the oil in the previous question? A 2.46 x 10^8 m/s B. 2.59 X 10^8 m/s C. 2.64 x 10^8m/s D.2.75 x 10^8 m/s E. 3.0 X...
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Physics Exam 3 Multiple Choice Questions And Correct Answers.
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8

April 2025

2024/2025

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Indicate which of the following will produce a magnetic field: a. A moving electric charge b. An electric current c. The voltage of a battery not connected to anything d. A magnet e. An electric charge at rest f. A piece of any metal g. An ordinary piece of iron h. The Earth - Answer a. A moving electric charge b. An electric current d. A magnet h. The Earth When a charged particle moves parallel to the direction of a magnetic field, the particle travels in a: a. Straight line ...
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Physics 121 Multiple Choice Questions With Solved Solutions.
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9

April 2025

2024/2025

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1. Two point charges, Q1 and Q2 are separated by a distance R. If the magnitudes of BOTH charges are Doubled and their separation is doubled, what happens to the electrical force that each charge exerts on the other one? A) increases by factor of 2 B) increases by factor of sqrt(2) C) decreases by factor of sqrt(2) D) increases by factor of 4 E) remains the same - Answer E F = Q1Q2/r^2 2. What is the direction of the electric field at the position of the X? A) 1 B) 2 C) 3 D...
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Physics 20 Mcq Study Guide Exam And All Actual Answers.
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3

April 2025

2024/2025

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Two parallel wires are vertical. The one on the left carries a 10-A current upward. The other carries 5-A current downward. Compare the magnitude of the force that each wire exerts on the other. - Answer The two wires exert the same force on each other. Which of the following statements about the force on a charged particle due to a magnetic field are not valid? Check all that apply. It depends on the particle's velocity. It depends on the strength of the external magnetic field. ...
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Multiple Choice Momentum AP Physics 1 Exam With Correct Solutions.
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5

April 2025

2024/2025

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A truck moves along a frictionless level road at a constant speed. The truck is open on top. A large load of gravel is suddenly dumped into the truck. The velocity of the truck: a. Increases b. remains the same c. decreases d immediately goes to zero - Answer C. Decreases A car of mass m is moving with a momentum p. How would you represent its kinetic energy in terms of these two quantities? a. p^2/2m b. 1/2p^2m c. pm d. pm/2 - Answer a. p^2/2m When a ping pong ball rolling w...
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AP Physics Unit 2 Progress Check: MCQ Part B Test Questions And Actual Answers.
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3

April 2025

2024/2025

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Three boxes are pulled to the left by strings with negligible mass on a horizontal surface, as shown above. The masses of the boxes are m1, m2, and m3, where m3>m2>m1. Friction between the boxes and the surface is negligible. The figure below shows force diagrams for each box. Given that m3>m2>m1, how do the force F and string tensions TA and TB compare? - Answer Tb<ta<F Three boxes are pulled to the left by strings with negligible mass on a horizontal surface, as shown a...
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AP Physics Multiple Choice Review Questions With Already Passed Solutions.
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10

April 2025

2024/2025

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A ball is released from rest from the twentieth floor of a building. After 1 s, the ball has fallen one floor such that it is directly outside the nineteenth-floor window. The floors are evenly spaced. Assume air resistance is negligible. What is the number of floors the ball would fall in 3s after it is released from the twentieth floor? - Answer 7 to 10 floors A student is provided with a battery-powered toy car that the manufacturer claims will always operate at a constant speed. The st...
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Physics Test 1 Multiple Choice Questions And All Correct Answers.
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3

April 2025

2024/2025

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(b) change in velocity and time - Answer The 2 measurements necessary for calculating average acceleration are (a)instantaneous velocity & time (b) change in velocity and time (c) distance and speed (d) velocity and distance (a) 0 - Answer What is the acceleration of a car that maintains a constant velocity of 100 km/hr for 10 secs? (a) 0 (b) 10 km/hr(s) (c) 10 m/hr(s) (d) 1000 km/hr(s) (c) 100 m/s - Answer Ten seconds after starting from rest, an object falling freely downward...
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