Advertisements
Advertisements
Question
Which one of the following forces is a contact force?
Options
Force of gravity
Force of friction
Magnetic force
Electrostatic force
Advertisements
Solution
Force of friction
Explanation:
Force of friction is a contact force. It always acts when the bodies are in contact.
APPEARS IN
RELATED QUESTIONS
An archer stretches her bow while taking aim at the target. She then releases the arrow, which begins to move towards the target. Based on this information fill up the gap in the following statement using the following terms.
The type of force responsible for a change in the state of motion of the arrow is an example of a ______ force.
Name the forces acting on a plastic bucket containing water held above ground level in your hand. Discuss why the forces acting on the bucket do not bring a change in its state of motion.
When an elephant drags a wooden log over the land, the forces that are applied on the log are ______, ______ and ______.
One or more forces are acting in the following example. Name them.
An object falling from a tall building: ______
One or more forces are acting in the following example. Name them.
Winnowing foodgrain: ______
Explain in your own words and give one example.
The force of friction
Write an answer to the following question in your own words.
What is meant by weight?
Solve the following crossword puzzle.
Down:
(1) _______ force is to be applied to push a scooter that has failed.
(2) _________ force can be used to pick up scattered pins.
Across:
(1) A _______ pulls an iron nail towards itself.
(3) ________ force was used when the farm was ploughed with a tractor.
(4) It is due to the force of _________ that raindrops fall to the ground.
What is the contact force?
Where do we apply a force while walking?
