Advertisements
Advertisements
प्रश्न
Where do we apply a force while walking?
उत्तर
We apply a force on ground while walking and ground applies reaction force on our foot due to which we are able to move forward.
APPEARS IN
संबंधित प्रश्न
A blacksmith hammers a hot piece of iron while making a tool. How does the force due to hammering affect the piece of iron?
An inflated balloon was pressed against a wall after it has been rubbed with a piece of synthetic cloth. It was found that the balloon sticks to the wall. What force might be responsible for the attraction between the balloon and the wall?
Match the following:
| Group ‘A’ | Group ‘B’ | ||
| (i) | An ox pulling a cart | (a) | Magnetic force |
| (ii) | Lifting a heavy iron object with a crane | (b) | Electrostatic force |
| (iii) | Weighing with a spring balance | (c) | Muscular force |
| (iv) | Applying brakes to a bicycle | (d) | Gravitational force |
| (v) | Picking up pieces of paper with a plastic scale | (e) | Frictional force |
One or more forces are acting in the following example. Name them.
An object falling from a tall building: ______
Explain in your own words and give one example.
Magnetic force
Why an object thrown upwards comes down after reaching a point?
Write an answer to the following question in your own words.
What is meant by weight?
Write an answer to the following question in your own words.
Which machines run on muscular force?
List out the types of forces on the basis of contact.
There are three solids made up of aluminium, steel and wood, of the same shape and same volume. Which of them would have the highest inertia?
