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प्रश्न
If you are sitting in a moving car, will you be at rest or motion with respect your friend sitting next to you?
उत्तर
I am in rest with respect to my friend, sitting inside the car.
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संबंधित प्रश्न
Classify the following motion:
Motion of your hands while running.
What is the acceleration of a body moving with uniform velocity ?
What is meant by average speed?
State an important characteristic of uniform circular motion. Name the force which brings about uniform circular motion.
What is meant by uniform speed ?
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 motion which repeats itself after a fixed interval of time is called periodic motion.
Select the correct alternative
A car moving on a straight road is an example of
Name the type of motion being performed by Pendulum of a wall clock.
Name the type of motion being performed by Earth around the sun.
A cyclist travels a distance of 1 km in the first hour, 0.5 km in the second hour and 0.3 km in the third hour. Find the average speed of the cyclist in (1) km h-1, (2) m s-1.
A car travels with speed 30 km h-1 for 30 minute and then with speed 40 km h-1 for one hour.
Find :
(a) the total distance travelled by the car
(b) the total time of travel, and
(c) the average speed of car
Explain in your own words and give one example.
Linear motion
Explain in your own words and give one example.
Oscillatory motion
Explain in your own words and give one example.
Circular motion
Complete the puzzle using words for types of motion:
(1) a spring is stretched and one end is released
(2) a minute hand
(3) a see-saw
(4-5) children in a march past
(6) a stone rolling down a hillside.
Name the types of motion in which a body moves along a straight path
Define rest.
Give one example of the following type of motion:
Translation
Give two examples for each of the following motions:
Random motion
Rotation of the earth is a periodic motion. Justify.
Motion of the needle of a sewing machine is ______.
Motion of wheel of a bicycle is ______.
Define uniform motion.
Classify the following motions according to the path it takes.
- A coconut falling from a tree
- Heartbeat
- A stone is thrown into the air at an angle
- Movement of people in a bazaar
- The motion of a spinning top
Swirling stone tied to the rope is an example of rotatory motion.
Write one example of the following type of motion.
Periodic
Identify the different types of motion in the following word diagram given.
| Y | O | U | N | G | C | C | N | T | E | R |
| L | E | V | E | L | P | I | E | E | A | R |
| A | L | L | O | T | O | P | P | E | A | I |
| N | O | T | E | P | A | D | N | E | C | K |
| O | W | O | N | E | W | I | Y | Z | S | E |
| I | E | V | O | R | L | O | A | D | W | P |
| T | R | G | N | I | C | E | D | R | I | L |
| A | Z | H | T | O | N | G | U | E | N | A |
| T | X | C | R | D | E | P | T | H | G | R |
| O | E | Y | C | I | R | C | U | L | A | R |
| R | T | L | C | C | O | P | P | E | R | T |
