300+ TOP MCQs on Motion in a Straight Line and Answers

NEET  Physics is the very imporatant paper in the Medical Entrance EXAM. So these NEET Physics MCQs with Answers for all Concepts as per the new syllabus. Practice daily with these NEET Physics objective questions on air pollution knowledge & problem-solving skills along with time management. NEET Physics Motion in a Straight Line Multiple Choice Questions exam & increases your scores to high.

MCQs on Motion in a Straight Line :

1. What is the acceleration if the body starts from rest and travels a distance of ‘s’ m in 2 seconds?
Motion in a Straight Line MCQs for NEET 1

Answer

Answer: (D) (left( frac { s }{ 2 } right) m/{ s }^{ 2 })

2. What is the ratio of the average acceleration during the intervals OA and AB in the velocity-time graph as shown below?
Motion in a Straight Line MCQs for NEET 2
(A) ½
(B) ⅓
(C) 1
(D) 3

Answer

Answer: (B) ⅓

3. A body covers 16, 18, 20, 22 meters in 5th, 6th, 7th and 8th seconds respectively. Which of the following statements is true about the body?
(A) The body moves with a uniform velocity from rest
(B) The body from rest moves with uniform acceleration
(C) The body moves with an initial velocity and moves with uniform acceleration
(D) The body moves with an initial velocity and then moves with uniform velocity

Answer

Answer: (C) The body moves with an initial velocity and moves with uniform acceleration

4. What can be said about the displacement of the body if it covers a distance of zero?
(A) It is zero
(B) It cannot be zero
(C) It may or may not be zero
(D) It is negative

Answer

Answer: (A) It is zero

5. An athlete finishes a round of circular track of radius R in 40 sec. What is his displacement at the end of 2 min 20 sec?
(A) 2R
(B) 2πR
(C) 7πR
(D) Zero

Answer

Answer: (A) 2R

6. Which of the following is not possible for a body in uniform motion?
Motion in a Straight Line MCQs for NEET 3
(C) Both (A) & (B)
(D) None of the above

Answer

Answer: (C) Both (A) & (B)

7. If a car travels ⅖ th of the total distance with a speed v1 and ⅗ th of the distance with a speed v2. The average speed is given by
Motion in a Straight Line MCQs for NEET 4

Answer

Answer: (C) (frac { 5{ v }_{ 1 }{ v }_{ 2 } }{ 3{ v }_{ 1 }+2{ v }_{ 2 } } )

8. A man leaves home for a cycle ride and comes back home after an half-an-hour ride covering a distance of one km. What is the average velocity of the ride?
(A) 10 kms-1
(B) ½ kms-1
(C) 2 kms-1
(D) Zero

Answer

Answer: (D) Zero

9. A bird flies with a speed of 10 km/hr and a car moves with uniform speed 8 km/hr. Both start from B to A at the same instant (BA = 40 km). The bird after reaching A flies back immediately to meet the approaching car. Once it reaches the car, it flies back to A. The bird repeats this until both the car and the bird reach A simultaneously. What is the total distance flown by the bird?
(A) 80 km
(B) 50 km
(C) 40 km
(D) 30 km

Answer

Answer: (B) 50 km

10. Elephants A, B and C move with a constant speed in the same direction along a straight line as shown in the figure. The speed of the elephant A is 5 m/s and the speed of the elephant C is 10 m/s. Initially, the separation between A and B is d and between B and C is also d. When B catches C, the separation between A and C becomes 3d. What will the speed of B be?
(A) 5 m/s
(B) 7.5 m/s
(C) 15 m/s
(D) 20 m/s

Answer

Answer: (C) 15 m/s

11. Which of the following remains constant if a body travels with constant acceleration?
(A) Time
(B) Velocity
(C) Displacement
(D) None of the above

Answer

Answer: (D) None of the above

12. Given here is a velocity-time graph of the motion of a body. What is the distance travelled by the body during the motion?
Motion in a Straight Line MCQs for NEET 5

Answer

Answer: (C) (frac { 1 }{ 2 } )(OC+AB) × AD

13. Which of the following graphs gives the equation x = v0t + (frac { 1 }{ 2 } )at2
Motion in a Straight Line MCQs for NEET 6

Answer

Answer: (B)
Motion in a Straight Line MCQs for NEET 7

14. What does the displacement of the particle shown in the graph indicate?
Motion in a Straight Line MCQs for NEET 8
(A) It indicates a constant velocity
(B) It indicates a constant acceleration
(C) It indicates that the particle starts with a constant velocity and is accelerated
(D) It indicates that the motion is retarded and the particle stops

Answer

Answer: (D) It indicates that the motion is retarded and the particle stops

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