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Physics
Class 9
Lakhmir Singh
1
Chapter 1: Motion
117 questions
2
Chapter 2: Force and Laws of Motion
114 questions
3
Chapter 3: Gravitation
157 questions
Q1
Question 30:
Give reason for the following :
The force of gravitation between two cricket balls is extremely small but that between a cricket ball and the earth is extremely large.
The force of gravitation between two cricket balls is extremely small but that between a cricket ball and the earth is extremely large.
Q2
Question 31:
Describe how the gravitational force between two objects depends on the distance between them.
Q3
Question 32:
What happens to the gravitational force between two objects when the distance between them is :
(i) doubled?
(ii) halved?
View all question(i) doubled?
(ii) halved?
4
Chapter 4: Work and Energy
128 questions
5
Chapter 5: Sound
162 questions
Question
Question 31: Describe how the gravitational force between two objects depends on the distance between them.
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Text solution
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Answer:
Gravitational force is inversely proportional to the square of the distance between the masses. More the distance, less the gravitational force; less the distance, more is the gravitational force. This is how gravitational force between two objects is dependent on the distance.
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Practice more questions from Physics (Lakhmir Singh)
Q1
Question 30:
Give reason for the following :
The force of gravitation between two cricket balls is extremely small but that between a cricket ball and the earth is extremely large.
The force of gravitation between two cricket balls is extremely small but that between a cricket ball and the earth is extremely large.
Q2
Question 31:
Describe how the gravitational force between two objects depends on the distance between them.
Q3
Question 32:
What happens to the gravitational force between two objects when the distance between them is :
(i) doubled?
(ii) halved?
View all(i) doubled?
(ii) halved?
Practice questions from Physics (Lakhmir Singh)
Question 1
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Question 2
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Question 3
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(a) gravitational potential
(b) acceleration due to gravity
(c) gravitational field strength
(d) universal gravitational constant
Question 4
Views: 6,098
(a) A falling stone also attracts the earth.
(b) The force of gravitation between two objects depends on the nature of medium between them.
(c) The value of G on the moon is about one-sixth of the value of G on the earth.
(d) The acceleration due to gravity acting on a freely falling body is directly proportional to the mass of the body.
(e) The weight of an object on the earth is about one-sixth of its weight on the moon.
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| Question Text | Question 31:
Describe how the gravitational force between two objects depends on the distance between them. |
| Updated On | Nov 16, 2023 |
| Topic | Gravitation |
| Subject | Science |
| Class | Class 9 |
| Answer Type | Text solution:1 Video solution: 1 |
| Upvotes | 139 |
| Avg. Video Duration | 2 min |
