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प्रश्न
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उत्तर
There are three types of rectilinear motion Translational , vibrational and rotational.
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संबंधित प्रश्न
What does the odometer of an automobile measure?
Abdul, while driving to school, computes the average speed for his trip to be 20 km h−1. On his return trip along the same route, there is less traffic and the average speed is 30 km h−1. What is the average speed for Abdul’s trip?
Arrange the following speed in increasing order (keeping the least speed first
A scooter moving with a speed of 30 km/h.
If a sprinter runs a distance of 100 metres in 9.83 seconds, calculate his average speed in km/h.
Give one example of a motion where an object does not change its speed but its direction of motion changes continuously.
The graph given alongside shows how the speed of a car changes with time:
(i) What is the initial speed of the car ?
(ii) What is the maximum speed attained by the car ?
(iii) Which part of the graph shows zero acceleration ?
(iv) Which part of the graph shows varying retardation ?
(v) Find the distance travelled in first 8 hours.
Give one example of following motion :
Variable velocity
A car accelerates at a rate of 5 m s-2. Find the increase in its velocity in 2 s.
A body moves from rest with uniform acceleration and travels 270 m in 3 s. Find the velocity of the body at 10 s after the start.
Define speed of a body.
