Advertisements
Advertisements
Question
The velocity-time graph of a body in motion is a straight line inclined to the time axis. The correct statement is ___________
Options
Velocity is uniform
Acceleration is uniform
Both velocity and acceleration are uniform
Neither velocity nor acceleration is uniform.
Advertisements
Solution
The velocity-time graph of a body in motion is a straight line inclined to the time axis. The correct statement is Acceleration is uniform.
APPEARS IN
RELATED QUESTIONS
Give one example of a situation in which a body has a certain average speed but its average velocity is zero.
Name the physical quantity whose SI unit is :
(a) m/s (b) m/s2
What is meant by the term acceleration ? State the SI unit of acceleration.
A bus running at a speed of 18 km/h is stopped in 2.5 seconds by applying brakes. Calculate the retardation produced.
A cheetah starts from, rest, and accelerates at 2 m/s2 for 10 seconds. Calculate :
(a) the final velocity
(b) the distance travelled.
Explain the meaning of the following equation of motion :v = u + at, where symbols have their usual meanings.
A freely falling object travels 4.9 m in 1st second, 14.7 m in 2 nd second, 24.5 m in 3rd second, and so on. This data shows that the motion of a freely falling object is a case of :
Differentiate between uniform acceleration and variable acceleration.
A car starting from rest acquires a velocity 180m s-1 in 0.05 h. Find the acceleration.
Can you suggest a real-life example about the motion of a body from the following velocity – time graph?
