This page covers AFCAT Motion in a Straight Line with complete concept notes, 18 graded practice MCQs, key points and exam-specific tips. Free to study.
A car starts from rest and travels 100 m in 5 seconds with uniform acceleration. What is its acceleration?
Practice 2easy
An object moving in a straight line has initial velocity 15 m/s and decelerates uniformly at 2 m/s². How long does it take to come to rest?
Practice 3easy
A particle travels 60 m in 3 seconds with uniform acceleration starting from rest. What is its final velocity?
Practice 4easy
A body moving in a straight line has velocity 25 m/s at t = 0 s and velocity 5 m/s at t = 4 s. What is the displacement during this time interval?
Practice 5easy
Which of the following correctly defines average velocity for motion in a straight line?
Practice 6medium
A car starts from rest and accelerates uniformly at 2 m/s² for 10 seconds. What is its final velocity?
Practice 7medium
A particle moves in a straight line with velocity v = 3t + 2 (in m/s), where t is time in seconds. What is its acceleration at t = 4 s?
Practice 8medium
An object is thrown upward with an initial velocity of 30 m/s. Taking g = 10 m/s², what is the maximum height reached?
Practice 9medium
A body traveling in a straight line covers 60 m in the first 3 seconds and 80 m in the next 4 seconds. What is its average velocity for the entire journey?
Practice 10medium
A train moving at 72 km/h comes to rest by applying brakes uniformly over a distance of 200 m. What is the magnitude of deceleration?
Practice 11medium
Which of the following represents motion with constant acceleration in a straight line?
Practice 12medium
A particle moves along a straight line such that its position x = 4t² + 3t + 2 (where x is in meters and t in seconds). What is its displacement in the first 2 seconds?
Practice 13medium
Two objects start from the same point and move along a straight line. Object A moves at constant velocity 5 m/s, while object B starts from rest with acceleration 2 m/s². After how much time will B catch up with A?
Practice 14medium
A body moving in a straight line has initial velocity 10 m/s and acceleration -2 m/s². After how much time does it momentarily stop before reversing direction?
Practice 15hard
A particle starts from rest and moves along a straight line with acceleration a = 2 m/s². After traveling 36 m, what is its velocity?
Practice 16hard
An object moving in a straight line decelerates uniformly at 4 m/s² and comes to rest after 5 seconds. What was its initial velocity?
Practice 17hard
A particle travels 80 m in 4 seconds starting from rest with constant acceleration. What is the acceleration?
Practice 18hard
A body moves along a straight line such that its displacement after time t is given by s = 3t + 2t². What is the velocity at t = 2 s?