Equation of kinematics (Uniform acceleration)-MCQ-Basic

Equation of kinematics (Uniform acceleration)-MCQ-Basic

Dear Readers,

Physics is an important subject in preparation for various Competitive exams.To keep a track of your preparation we have designed a small quiz of 10 Basic Level Questions on Equation of kinematics (Uniform acceleration). You have 10 minutes to solve the quiz, click the start timer button in order to start the timer and then click on submit button at the end to submit the quiz and view your scores and correct answers.

Q1. A body of 5 kg is moving with a velocity of 20 m/s. If a force of 100 N is applied on it for 10s in the same direction as its velocity, what will now be the velocity of the body

•  200 m/s
•  220 m/s
•  240 m/s
•  260 m/s

220m/s

Q2. A particle is constrained to move on a straight line path. It returns to the starting point after 10 sec. The total distance covered by the particle during this time is 30 m. Which of the following statements about the motion of the particle is false

•  Displacement of the particle is zero
•  Average speed of the particle is 3 m/s
•  Displacement of the particle is 30 m
•  Both (a) and (b)

Displacement of the particle is 30 m

Q3. A constant force acts on a body of mass 0.9 kg at rest for 10s. If the body moves a distance of 250 m, the magnitude of the force is

•  3N
•  3.5N
•  4.0N
•  4.5N

4.5N

Q4. Two cars A and B are at rest at same point initially. If A starts with uniform velocity of 40 m/sec and B starts in the same direction with constant acceleration of 4m/s² , then B will catch A after how much time

•  10 sec
•  20 sec
•  30 sec
•  35 sec

20 sec

Q5. A car moving with a speed of 40 km/h can be stopped by applying brakes after at least 2 m. If the same car is moving with a speed of 80 km/h what is the minimum stopping distance

•  8 m
•  2 m
•  4 m
•  6 m

8 m

Q6. A particle moving with a uniform acceleration travels 24 m and 64 m in the first two consecutive intervals of 4 sec each. Its initial velocity is

•  1m/sec
•  10m/sec
•  5m/sec
•  2m/sec

1m/sec

Q7. A particle moves along a straight line path. After some time it comes to rest. The motion is with constant acceleration whose direction with respect to the direction of velocity is

•  Positive throughout motion
•  Negative throughout motion
•  First positive then negative
•  First negative then positive

Negative throughout motion

Q8. A uniformly accelerated body passes two points P and Q with speeds of 10 m/sec and 20 m/sec respectively. If O is mid-point of P and Q then speed of O will be

•  15.0 m/s
•  15.8 m/s
•  16.5 m/s
•  14.2 m/s

15.8 m/s

Q9. A particle starts from rest and moving with constant acceleration covers a distance x₁ in the 3rd second and x₂ in the 5th second. The ratio x₁/x₂=

•  3/5
•  5/9
•  9/25
•  25/81

9/25

Q10. A bullet moving with a velocity of 200 cm/s penetrates a wooden block and comes to rest after traversing 4 cm inside it. What velocity is needed for travelling distance of 9 cm in same block

•  100 cm/s
•  136.2 cm/s
•  300 cm/s
•  250cm/s

300cm/s