0% This test need finish with in 15 minutes only, Otherwise it will be automatically submitted. Thank you. Practice more tests Class - 10 - Physics - Motion - Test - 2 1 / 15 1. The area under a velocity-time graph represents: Speed Force Acceleration Distance 2 / 15 2. The initial velocity (u) of a body is 0, it attains a velocity (v) in time t with acceleration a. Which formula is correct? v = u / at v = u - at v = u × at v = u + at 3 / 15 3. If the velocity of an object changes by equal amounts in equal intervals of time, the acceleration is: Increasing Zero Constant Decreasing 4 / 15 4. If a car starts from rest and accelerates uniformly at 2 m/s² for 5 seconds, what is its velocity? 10 m/s 20 m/s 2 m/s 5 m/s 5 / 15 5. The slope of a distance-time graph gives: Velocity Displacement Force Acceleration 6 / 15 6. Which of the following is a vector quantity? Length Distance Speed Velocity 7 / 15 7. Which of the following is an example of uniform motion? A car moving on a crowded street A falling ball A satellite orbiting the earth Earth revolving around the Sun at constant speed 8 / 15 8. A body is said to be at rest if: It moves with uniform acceleration It does not change position with time It changes position with time It moves with uniform velocity 9 / 15 9. Which formula is correct for acceleration (a)? a = u/t a = (v - u)/t a = t/v a = v/t 10 / 15 10. A freely falling body has: Uniform velocity Zero acceleration Decreasing acceleration Uniform acceleration 11 / 15 11. Acceleration is defined as: Rate of change of speed Rate of change of velocity Rate of change of distance Rate of change of time 12 / 15 12. When a car moves with constant velocity, its acceleration is: Decreasing Increasing Variable Zero 13 / 15 13. What is the SI unit of acceleration? m/s² $x = {-b pm sqrt{b^2-4ac} over 2a}.$ m/s m²/s cm/s² 14 / 15 14. A body moves with a constant speed in a circle. Which of the following is true? Its acceleration is zero Its speed is constant Its velocity is constant Its direction is constant 15 / 15 15. What is the SI unit of velocity? m km/h m/s cm/s Your score isThe average score is 10% 0% Restart quiz
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Class - 10 - Physics - Motion - Test - 2
1 / 15
1. The area under a velocity-time graph represents:
2 / 15
2. The initial velocity (u) of a body is 0, it attains a velocity (v) in time t with acceleration a. Which formula is correct?
3 / 15
3. If the velocity of an object changes by equal amounts in equal intervals of time, the acceleration is:
4 / 15
4. If a car starts from rest and accelerates uniformly at 2 m/s² for 5 seconds, what is its velocity?
5 / 15
5. The slope of a distance-time graph gives:
6 / 15
6. Which of the following is a vector quantity?
7 / 15
7. Which of the following is an example of uniform motion?
8 / 15
8. A body is said to be at rest if:
9 / 15
9. Which formula is correct for acceleration (a)?
10 / 15
10. A freely falling body has:
11 / 15
11. Acceleration is defined as:
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12. When a car moves with constant velocity, its acceleration is:
13 / 15
13. What is the SI unit of acceleration?
14 / 15
14. A body moves with a constant speed in a circle. Which of the following is true?
15 / 15
15. What is the SI unit of velocity?
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