HESI A2: Physics (Quiz 5) Welcome to your HESI A2 Practice Quizzes. Note: We designed FIVE (5) sets of practice quizzes for this Domain. Each set has 30 questions. Domain 6 (quiz 5): Physics. (30 questions) Please click NEXT to start your Free HESI Practice Quizzes right away. Best of Luck! 1. What is the distance a car travels in 6 seconds if it travels at an average speed of 42 m/s? 240 m 70 m 230 m 252 m None 2. The average speed of a motorcycle is 59 m/s. How far does the motorcycle travel in 2 min? 7,000 m 118 m 8,070 m 7,080 m None 3. A car traveling at 60 m/s takes 2 minutes to come to a complete stop. What is the magnitude of the car’s acceleration? -2 m/s² 0.5 m/s² 2 m/s² -0.5 m/s² None 4. A car traveling at 64.8 km/hr comes to a complete stop after 9 seconds. What is the acceleration of the car? -1 m/s² -2 m/s² -3 m/s² -4 m/s² None 5. A marble dropped from a bridge strikes the water below in 10 seconds. What is the height of the bridge? 980 m 49 m 490 m 50 m None 6. A tennis ball is thrown vertically with a speed of 15 m/s. How high will the tennis ball be after 2 seconds? 25.1 m 10.4 m 401.2 m 50.2 m None 7. A football of mass 450 g is lying on the ground. Two forces are acting on the football in opposing directions. If the magnitude of the two forces are 52 N and 63 N, what is the magnitude of the acceleration of the football? (Assume that there is no friction between the football and the ground) 255.5 m/s² 24.44 m/s² 0.02 m/s² .25 m/s² None 8. A box of mass 23 kg is lying on a table. Two forces of magnitudes 143 N and 356 N are acting on the box in the same direction. What is the magnitude of the acceleration of the box as it starts moving? (Assume no friction exists between the box and table) 19.26 m/s² 2.17 m/s² 21.7 m/s² 9.26 m/s² None 9. A box is being dragged on the ground and experiences a friction force of 420 N. If the coefficient of friction between the box and the ground is 0.4, what is the mass of the box? 125.96 kg 111.83 kg 107.14 kg 10.71 kg None 10. A block of mass 5 kg rests on top of a table. An external force of 12 N is applied to the box towards the right. If the coefficient of friction between the block and the table is 0.5, find the net force acting on the block. 24.5 N towards the right 24.5 N towards the left 12.5 N towards the right 12.5 N towards the left None 11. A ball attached to a pole by a rope swings around in a circular path for 4.5 m. If the distance from the pole to the ball at the end of the rope is 3.5 m, what is the angular displacement of the ball? 4.5 0.78 1.3 15.8 None 12. An object is traveling in a circle in an arc length of 5 m. If the circle radius is 14 m, what is the object’s angular displacement? 0.36 2.8 14 m 70 None 13. A 2 kg cannon ball attached to a rope is rotated about a 1.25 meter radius. If the rope broke when it has a centripetal acceleration of 20, how fast was the cannon ball moving? 5 m/s 25 m/s 2.5 m/s 12.5 m/s None 14. A 200 g stone attached to a string is rotated about a 2 meter radius. If the string broke when it was at 18 N of tension, how fast was the ball moving? 13.42 m/s 17.45 m/s 19.28 m/s 21.10 m/s None 15. If a person has a weight of 815 N on earth, what is their mass in kg? 83.1 kg 77.5 kg 76.2 kg 81.3 kg None 16. James pulls a rope and he has a mass of 77 kg. He pulls 20 m of the rope and does 40 N×m of work on the rope. What was the force he put on the rope to pull it up? 4620 N 1540 N ½ N 2 N None 17. A 1 kg soccer ball traveling at 1.25 m/s strikes a 10 kg gym bag and bounces back with a velocity of 0.5 m/s. How fast will the gym bag move? 0.075 m/s 75 m/s 0.75 kg m/s 7.5 m/s None 18. A 45 kg bowling ball rolling at 0.75 m/s strikes a stationary 2.5 kg bowling pin and knocks it back with a velocity of 1.5 m/s. How fast will the bowling ball be moving? 0.67 kg m/s 0.67 m/s 6.7 m/s 67 m/s None 19. If a wave in a string travels at 52 m/s and has a wavelength of 0.65 m, what is the frequency? 80 Hz 65 Hz 0.0125 Hz 12.5 Hz None 20. In which of the following medium can only electromagnetic waves can travel through? Steel Air Water Space None 21. Snell’s law is used to describe which of the following phenomena? Refraction Diffraction Reflection Scattering None 22. The point at which the rays of light converge after passing through a lens is called what? Focal length Image distance Focal point Divergence point None 23. What kind of a force do charged objects exert on one another when their charges are similar (either both negative or positive). Gravitational Attractive Nuclear Repulsive None 24. What would be the magnitude and direction of a force that is acting on a charge of – 35 μC if an electric field of magnitude 150,000 N/C points due West at a certain spot? 52.5 N to the West 5.25 N to the West 52.5 N to the East 5.25 N to the East None 25. An object travels at a velocity of -54 m/s for 11 seconds. What is its speed? 54 m/s² 54 m/s 4.9 m/s -4.9 m/s² None 26. A ball is set in motion down a constant slope. At a certain point in its descent, the ball is rolling at 16 m/s and accelerates to 32 m/s in 8 seconds. How fast is the acceleration? -2 m/s 2 m/s 2 m/s² -2 m/s2 None 27. A New Caledonian Crow releases a nut from a height to collect the meat once it breaks. If it takes the nut 4 secs to hit the ground, what was the height of the crow when she released the nut? 78 m 96 m 69 m 88 m None 28. Carlos walks to school everyday. It talks his 15 minutes in the morning and 10 minutes after school. If his school is 1 mile away. What is his average speed in the morning and the afternoon? 4 mph in the morning and 6 mph in the afternoon 6 mph in the morning and 4 mph in the afternoon 1/4 mph in the morning and 1/6 mph in the afternoon 1/6 mph in the morning and 1/4 mph in the afternoon None 29. Sahil went to the grocery store. He was gone for a total of 28 minutes and spent 13 minutes in the store. The store is 3 miles away from his house. What is his average speed while driving (not including the time in the store)? 32 mph 24 mph 20 mph 15 mph None 30. A cyclist is riding a path in a park that is a distance of 23 miles. He takes an hour and 15 minutes to complete the path and finishes the circuit to finish where he started. What value would you find to find his pace? average velocity average speed average displacement average acceleration None 1 out of 30 Time is Up! Time's up
