Average acceleration
Trending Questions
Q.
State the unit of acceleration in SI system?
Q. When a car driver travelling at a speed of 20 m/s applies the brakes and brings the car to rest in 4 sec, the acceleration of car will be :
- 2 m/s2
- 3 m/s2
- 5 m/s2
- −5 m/s2
Q. A car increases its speed from 20 km/h to 30 km/h in 1 s then its acceleration is -
- 2.78 m/s2
- 5 m/s2
- 7 m/s2
- 3.32 m/s2
Q. If displacement of a particle is given as x=t3−2t2, then average acceleration from 0 to 2 seconds is
- 2 m/s2
- 4 m/s2
- 8 m/s2
- 1 m/s2
Q.
A Porsche can go from 0 km/hr to 100 km/hr in 10 s. What is its average acceleration?
2.77 m/s2
3.66 m/s2
−3.66 m/s2
0 m/s2
Q. Motion described by an object is shown in the figure given below, the acceleration of the object is
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/989259/original_original_02_S1.png)
![](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/989259/original_original_02_S1.png)
- 5 m/s2
- −10 m/s2
- −5 m/s2
- 15 m/s2