Welcome to your Kinematics - Linear and Non-Linear Motion, Projectiles(Senior Class Physics Study by Topics) NAME EMAIL PHONE NUMBER 1. Two particles A and B starting from rest cover the same distance. The acceleration of A is twice that of B, the ratio of the time taken by A to that taken by B is√21/241/√222. What is the acceleration between two points on a v-t graph which has coordinates(10s, 15m/s) and (20s, 35m/s)1.00m/s²1.75m/s²7.00m/s²3.50m/s²2.00m/s²3. A body falls from rest to the ground in 0.5 secs. Calculate the height from which it falls. (g = 10m/s²)5.0m1.0m0.5m0.125m1.25m4. A train has an initial velocity of 44m/s and an acceleration of -4m/s². Its velocity after 10 seconds is8m/s12m/s2m/s4m/s16m/s5. A motor vehicle is brought to rest from a speed of 15m/s in 20s.Calculate the retardation7.5m/s²1.33m/s²5.0m/s²0.75m/s²6. The distance traveled by a particle starting from rest is plotted against the square of the time elapsed from the commencement of motion.The resultant graph is linear.The slope/gradient of this graph is a measure oftwice the accelerationinitial displacementhalf the accelerationinitial velocityhalf the initial diaplacement7. If it takes an object 3s to fall freely to the ground from a certain height, what is the distance covered by the object?45m90m30m60m8. If a car starts from rest and moves with a uniform acceleration of 10m/s² for 10s. The distance it covers in the last one second of its motion is500m95m1000m905m100m9. A ball is thrown vertically upwards and returns to the thrower after 6s.Calculate the maximum height attained.(Take g = 10m/s²)150m90m45m135m180m10. Which of the following types of motion are oscillatory?I. a diving board when used by a diverII. the motion of the balance wheel of a wrist watchIII. the motion of turn-table of a record playerIV. the motion of the center of a coin as it rolls down on an inclined planeV. the motion of a needle of a d.c ammeter into which a low a.c current is passed.I, II & V onlyIII, IV & V onlyI & II onlyII, III & IV onlyI, II & III only11. A body accelerates uniformly from rest at 2m/s². Calculate its velocity after travelling 9m.18m/s6m/s4.24m/s36m/s4.5m/s12. A car starts from rest and moves with a uniform acceleration of 30m/s² for 20s. Calculate the distance covered at the end of the motion6km12km24km18km13. The distance moved by a particle in the sixth and eight seconds of the motion are 45m and 53m respectively.Determine the acceleration and initial speed.4m/s² and 23m/s5.4m/s² and 12m/s10m/s² and 46m/s7m/s² and 36m/s14. A body starts from rest and moves in a straight path with uniform acceleration of 8m/s² for 5 seconds. It then decelerates uniformly to rest in the next 10 seconds. Calculate the magnitude of its acceleration.16m/s²8m/s²80m/s²4m/s²3m/s²15. A body which is uniformly retarded comes to rest in 10s after traveling a distance of 20m.Calculate its initial velocity.200m/s0.5m/s4m/s20m/s2m/s16. If a body moves with a constant speed and at the same time undergoes an acceleration, its motion is said to becircularrotationalrectilinearoscillatory17. A boy moving with a velocity of 4m/s is brought to rest by a constant force after traveling 20m.Calculate the retardation.5.0m/s²0.1m/s²2.5m/s²0.2m/s²0.4m/s²18. During the same interval, it is observed that a train travels the same distance as does a lorry. The two vehicles therefore have the sameinitial velocityaverage velocityuniform accelerationinstantaneous velocityaverage speed19. When a ball rolls on a smooth level ground, the motion of its center isoscillatoryrandomtranslationalrotational20. A mango fruit drops from a branch 10m above the ground. Just before hitting the ground, its velocity is5√2m/s10√2m/s10m/s200m/s100m/s21. A body falls from rest to the ground in 0.5s.Calculate the height from which it falls.(g = 10m/s²)1.25m0.5m5m1.0m0.125m22. A body which moves from rest with a uniform acceleration travels 18m during the third second. What will be its velocity at the end of the eight second?35.33m/s57.6m/s40m/s7.20m/s23. An object moves with uniform speed round a circle. Its acceleration hasvarying magnitude and constant directionconstant magnitude and constant directionconstant magnitude and varying directionvarying magnitude and varying direction24. A particle is projected vertically upwards with a velocity of 20m/s.What maximum height does it attain? (g = 10m/s²)20m0.2m2m200m2000m25. A car traveling at 20m/s is brought to rest with a constant deceleration of 10m/s².Calculate the distance traveled.20m200m400m10m26 out of 25Time is Up!