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प्रश्न
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संबंधित प्रश्न
Classify the following motion:
Motion of a child on a see-saw.
Classify the following motion:
Motion of a train on a straight bridge.
What is the other name of negative acceleration ?
What type of motion is exhibited by a freely falling body ?
What changes continuously in uniform circular motion ? ‘
Name the type of motion in which a body has a constant speed but not constant velocity.
What is the difference between uniform linear motion and uniform circular motion ? Explain with examples.
What is meant by uniform circular motion? Give two examples of uniform circular motion.
What is meant by uniform speed ?
Select the correct alternative
If a body covers equal distance in equal interval of time, the motion is said to be
A boy goes from his house to school by bus at a speed of 20 km h-1 and returns back through the same route at a speed of 30 km h-1. The average speed of his journey is ______.
Explain oscillatory motion by giving one example.
Differentiate between periodic and non-periodic motions by giving an example of each.
Give two examples to illustrate that a body can have two or more types of motion simultaneously.
A car covers a distance of 160 km between two cities in 4 h. What is the average speed of the car ?
How are we different from Oscillatory motion and linear motion?
Explain in your own words and give one example.
Periodic motion
Give one example of the following type of motion:
Circular
Give two examples for each of the following motions:
Linear motion
Give two examples for each of the following motions:
Oscillatory motion
Give two examples for each of the following motions:
Vibrational motion
To and fro motion is called oscillatory motion.
Given below is the distance-travelled by an elephant across a forest with uniform speed. Complete the data of the table given below with the idea of uniform speed.
| Distance (m) | 0 | 4 | 12 | 20 | ||
| Time (s) | 0 | 2 | 4 | 8 | 10 |
Motion of the needle of a sewing machine is ______.
Motion repeated in equal intervals of time is called as periodic motion.
Classify the following motions based on duration and speed.
- Coconut falls to the ground
- A cart pulled by a bullock
- Train journey
- A bouncing ball
- Revolution of the Moon around the earth
From the given v – t graph (Fig. 8.1), it can be inferred that the object is
