Advertisements
Advertisements
प्रश्न
State its value in C.G.S. as well as in S.I. system.
Advertisements
उत्तर
In S.I. system, g = 9.8 ms−2; In C.GS. system, g = 980 cms−2
संबंधित प्रश्न
A toy car initially moving with uniform velocity of 18 km h-1 comes to a stop in 2 s. Find the retardation of the car in S.I. units.
A body falls freely from a certain height. Show graphically the relation between the distance fallen and square of time. How will you determine g from this graph?
A bullet initially moving with a velocity 20 m/s strikes a target and comes to rest after penetrating a distance 10 cm into the target. Calculate the retardation caused by the target.
A train moving with a velocity of 20 ms−1 is brought to rest by applying brakes in 5 s. Calculate the retardation.
When is the acceleration due to gravity positive?
Write the SI unit of retardation.
Can you use the relation [B1]?
What happens to the stepwise increasing speed-time graph when the size of each step is made very small?
Convert the following acceleration:
1/36 m/s2 into km/h2
If the velocity of a body does not change, then its acceleration is ______.
