Advertisements
Advertisements
Question
The slope of a speed-time graph gives:
Options
distance travelled
velocity
acceleration
displacement
Advertisements
Solution
acceleration
The rate of change of speed per unit time is termed as acceleration. So, the answer is
(c) Acceleration
APPEARS IN
RELATED QUESTIONS
Which of the two can be zero under certain conditions : average speed of a moving body or average velocity of a moving body ?
Derive the formula : v = u + at, where the symbols have usual meanings.
A car acquire a velocity of 72 km per hour in 10 second starting from rest. Find
(1) the acceleration,
(2) the average velocity, and
(3) the distance travelled in this time.
When a car driver travelling at a speed of 10 m/s applies brakes and brings the car to rest in 20 s, then retardation will be :
Which of the following could not be a unit of acceleration?
A bicycle initially moving with a velocity 5.0 m s-1 accelerates for 5 s at a rate of 2 m s-2. What will be its final velocity?
Multiple choice Question. Select the correct option.
The speed of a car reduces from 15 m/s to 5 m/s over a displacement of 10 m. The uniform acceleration of the car is :
Can you suggest a real-life example about the motion of a body from the following velocity – time graph?
A stone thrown vertically upwards takes 3 s to attain maximum height. Calculate
- initial velocity of the stone
- maximum height attained by the stone. (Take g = 9.8 ms−2)
The velocity-time graph (Fig. 8.5) shows the motion of a cyclist. Find (i) its acceleration (ii) its velocity and (iii) the distance covered by the cyclist in 15 seconds.
