Advertisements
Advertisements
Question
Explain the following:
Why is it difficult to walk on marshy ground?
Solution
It becomes difficult to walk on marshy ground because when we push the marshy ground with our feet, the ground yields. So it does not react back with the same force.
APPEARS IN
RELATED QUESTIONS
Why is it advised to tie any luggage kept on the roof of a bus with a rope?
The mass of object A is 6 kg whereas that of another object B is 34 kg. Which of the two objects, A or B, has more inertia ?
With which physical quantity should the speed of a running bull be multiplied so as to obtain its momentum ?
Calculate the momentum of the following :
(a) an elephant of mass 2000 kg moving at 5 m/s
(b) a bullet of mass 0.02 kg moving at 400 m/s
When a tree is shaken, its fruits and leaves fall down . Why ?
The physical quantity which makes it easier to accelerate a small car than a large car is measured in the unit of :
A Honda City car, a Maruti Alto car, A Tata Nano car and a Mahindra Scorpio car, all are running at the same speed of 50 m/s under identical conditions. If all these cars are hit from behind with the same force and they continue to move forward, the maximum acceleration will be produced in :
What is meant by the term inertia?
Explain the following :
When a corridor train suddenly starts , the sliding doors of some compartments may open .
Assertion & Reasoning
- Assertion: The value of ‘g’ decreases as height and depth increase from the surface of the Earth.
- Reason: ‘g’ depends on the mass of the object and the Earth.
