Advertisements
Advertisements
Question
Differentiate between rotational and curvilinear motion.
Solution
- Rotational motion:
- A body moves along a circular path.
- Without changing its position, about its own (fixed) axis.
- Eg. Rotation of a spinning top.
- Curvilinear motion:
- A body moves along a curved path.
- Changes its position with motion.
- Eg. Throwing paper airplanes or paper darts.
APPEARS IN
RELATED QUESTIONS
Classify the following motion:
Motion of your hands while running.
Fill in the following blank with suitable word :
It is possible for something to accelerate but not change its speed if it moves in a………………………..
What is meant by uniform circular motion ?
Write true or false of the following statement.
Two trains going in opposite directions with the same speed are at rest relative to each other.
Write true or false of the following statement.
A ball is thrown vertically upwards. Its motion is uniform throughout.
Write true or false of the following statement.
A ball thrown by a boy from a roof-top has oscillatory motion.
Fill in the blank:
Total distance travelled = _______ × total time taken.
Select the correct alternative
The motion of a pendulum is
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 the meanings of rectilinear motion and Give one example.
What is vibratory motion ? Give one example.
Differentiate between periodic and non-periodic motions by giving an example of each.
Name the type of motion being performed by Pendulum of a wall clock.
Give two examples to illustrate that a body can have two or more types of motion simultaneously.
State the types of motion of the needle of a sewing machine?
How do you determine the average speed of a body in non-uniform motion ?
Which one of the following is most likely not a case of uniform circular motion?
Identify the type of motion.
A fish swimming in water:
Identify the type of motion.
The plucked string of a sitar:
Explain in your own words and give one example.
Oscillatory motion
Which among the following is an oscillatory motion?
When an object covers equal distances in equal interval of time, it is said to be in ______ motion.
What is motion? Classify different types of motion with examples.
Give examples.
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
People walking in a crowded street is an example of ______ motion.
Swirling stone tied to the rope is an example of rotatory motion.
The average age of children in Class VII is 12 years and 3 months. Express this age in seconds.
The back and forth motion of a swing is an ______ motion.
