CBSE Class 11 Gravitation Worksheet C

Read and download free pdf of CBSE Class 11 Gravitation Worksheet C. Download printable Physics Class 11 Worksheets in pdf format, CBSE Class 11 Physics Chapter 8 Gravitation Worksheet has been prepared as per the latest syllabus and exam pattern issued by CBSE, NCERT and KVS. Also download free pdf Physics Class 11 Assignments and practice them daily to get better marks in tests and exams for Class 11. Free chapter wise worksheets with answers have been designed by Class 11 teachers as per latest examination pattern

Chapter 8 Gravitation Physics Worksheet for Class 11

Class 11 Physics students should refer to the following printable worksheet in Pdf in Class 11. This test paper with questions and solutions for Class 11 Physics will be very useful for tests and exams and help you to score better marks

Class 11 Physics Chapter 8 Gravitation Worksheet Pdf

Gravitation MCQ Questions with Answers Class 11 Physics Chapter 8

Question- The gravitational force between two stones of mass 1 kg each separated by a distance of 1 metre in vacuum is
(a) zero
(b) 6.675 × 10–5 newton
(c) 6.675 × 10–11 newton
(d) 6.675 × 10–8 newton
Ans-(c)

 

Question- The distance of the centres of moon and earth is D. The mass of earth is 81 times the mass of the moon. At what distance from the centre of the earth, the gravitational force will be zero
(a) D/2
(b) 2D/3
(c) 4D/3
(d) 9D/10
Ans-(d)
 
Question-  An iron ball and a wooden ball of the same radius are released from a height ‘h’ in vacuum. The time taken by both of them to reach the ground is
(a) Unequal
(b) Exactly equal
(c) Roughly equal
(d) Zero
Ans-(b)
 
Question- The correct answer to above question is based on
(a) Acceleration due to gravity in vacuum is same irrespective of size and mass of the body
(b) Acceleration due to gravity in vacuum depends on the mass of the body
(c) There is no acceleration due to gravity in vacuum
(d) In vacuum there is resistance offered to the motion of the body and this resistance depends on the mass of the body
Ans-(a)

 

Question- Assume that the acceleration due to gravity on the surface of the moon is 0.2 times the acceleration due to gravity on the surface of the earth. If Re is the maximum range of a projectile on the earth's surface, what is the maximum range on the surface of the moon for the same velocity of projection
(a) 0.2 Re
(b) 2 Re
(c) 0.5 Re
(d) 5 Re
Ans-(d)
 
Question-  A spring balance is graduated on sea level. If a body is weighed with this balance at consecutively increasing heights from earth’s surface, the weight indicated by the balance
(a) Will go on increasing continuously
(b) Will go on decreasing continuously
(c) Will remain same
(d) Will first increase and then decrease
Ans-(b)
 
Question-  An object weights 72 N on earth. Its weight at a height of R/2 from earth is
(a) 32 N
(b) 56 N
(c) 72 N
(d) Zero
Ans-(a)
 
Question-  At what distance from the centre of the earth, the value of acceleration due to gravity g will be half that on the surface (R = radius of earth)
(a) 2 R
(b) R
(c) 1.414 R
(d) 0.414 R
Ans-(d)
 
Question-  At what height above the earth’s surface does the acceleration due to gravity fall to 1% of its value at the earth’s surface ?
(a) 9R
(b) 10R
(c) 99 R
(d) 100 R
Ans-(a)
 
Question-  There are two bodies of masses 103 kg and 105 kg separated by a distance of 1 km. At what distance from the smaller body, the intensity of gravitational field will be zero
(a) 1/9 km
(b) 1/10 km
(c) 1/11 km
(d) 10/11 km
Ans-(c)
 
Question-  In some region, the gravitational field is zero. The gravitational potential in this region
(a) Must be variable
(b) Must be constant
(c) Cannot be zero
(d) Must be zero
Ans-(b)
 
Question-  A particle of mass m is placed inside a spherical shell, away from its centre. The mass of the shell is M.
(a) The particle will move towards the centre.
(b) The particle will move away from the centre, towards bthe nearest wall.
(c) The particle will move towards the centre it m < M, and away from the centre if m > M.
(d) The particle will remain stationary.
Ans-(d)
 
Question-  Three particles each of mass 100 gm are brought from a very large distance to the vertices of an equilateral triangle whose side is 20 cm in length. The work done will be
(a) 0.33 × 10–11 Joule
(b) – 0.33 × 10–11 Joule
(c) 1.00 × 10–11 Joule
(d) –1.00 × 10–11 Joule
Ans-(d)
 
Question-  The gravitational potential due to the earth at infinite distance from it is zero. Let the gravitational potential at a point P be –5 J/kg. Suppose, we arbitrarily assume the gravitational potential at infinity to be + 10 J/kg, then the gravitational potential at P will be
(a) –5 J/kg
(b) +5 J/kg
(c) –15 J/kg
(d) +15 J/kg
Ans-(b)
 
Question-  A person brings a mass of 1 kg from infinity to a point A.Initially the mass was at rest but it moves with a speed of 2 m/s as it reaches A. The work done by the person on the mass is – 3 J. The potential of A is
(a) – 3 J/kg
(b) – 2 J/kg
(c) – 5 J/kg
(d) – 7 J/kg
Ans-(c)
 
Question-  The escape velocity for the earth is 11.2 km/sec. The mass of another planet is 100 times that of the earth and its radius is 4 times that of the earth. The escape velocity for this planet will be
(a) 112.0 km/s
(b) 5.6 km/s
(c) 280.0 km/s
(d) 56.0 km/s
Ans-(d)
 
Question-  A person sitting in a chair in a satellite feels weightless because
(a) The earth does not attract the objects in a satellite
(b) The normal force by the chair on the person balances the earth’s attraction
(c) The normal force is zero
(d) The person in satellite is not accelerated
Ans-(c)
 
Question-  Planetary system in the solar system describes
(a) Conservation of energy
(b) Conservation of linear momentum
(c) Conservation of angular momentum
(d) None of these
Ans-(a, c)
 
Question- A satellite S is moving in an elliptical orbit around the earth. The mass of the satellite is very small compared to the mass of earth
(a) The acceleration of S is always directed towards the centre of the earth
(b) The angular momentum of S about the centre of the earth changes in direction but its magnitude remains constant
(c) The total mechanical energy of S varies periodically with time
(d) The linear momentum of S remains constant in magnitude
Ans-(a)
 
Question-  If a small part separates from an orbiting satellite, the part will
(a) fall to the earth directly
(b) move in a spiral and reach the earth after a new rotations
(c) continue to move in the same orbit as the satellite
(d) move farther away from the earth gradually
Ans-(c)
 
Question-  A satellite is moving around the earth with speed v in a circular orbit of radius r. If the orbit radius is decreased by 1%, its speed will
(a) Increase by 1%
(b) Increase by 0.5%
(c) Decrease by 1%
(d) Decrease by 0.5%
Ans-(b)
 
Question- Two identical satellites are at R and 7R away from earth surface, the wrong statement is (R = Radius of earth)
(a) Ratio of total energy will be 4
(b) Ratio of kinetic energies will be 4
(c) Ratio of potential energies will be 4
(d) Ratio of total energy will be 4 but ratio of potential and kinetic energies will be 2
Ans-(d)
 
Question- Which of the following statements is/are true about the gravitational constant G ?
(a) G is a dimensionless number.
(b) The value of G is the same anywhere in the universe.
(c) G has the same value in all systems of units.
(d) The value of G does not depend on the nature of the medium between the two bodies.
Ans-(b, d)
 
Question-  The value of the acceleration due to gravity g on earth depends upon
(a) the mass of the earth
(b) the average radius of the earth
(c) the average density of the earth
(d) none of the above quantities
Ans-(a,b,c)


More question-
 

1.Why is gravitational potential energy always negative?

2. At what height above the surface of the earth value of acceleration due to gravity is reduced to one fourth of its value on the surface of the earth?

3. Name two factors which determine whether a planet has atmosphere or not?

4. What is kepler’s law of periods? Show it mathematically?

5. With two characteristics of gravitational force?

6. Assuming earth to be a uniform sphere finds an expression for density of earth in terms of g and G?

7. If radius of earth is 6400km, what will be the weight of 1 quintal body if taken to the height of 1600 km above the sea level?

8. A satellite is revolving is a circular path close to a planet of density P. find an expression for its period of revolution?

9. How far away from the surface of earth does the value of g is reduced to 4% of its value on the surface of the earth Given radius of earth = 6400km

10. Obtain on expression showing variation of acceleration due to gravity with height? 

 

Click on link below to download CBSE Class 11 Gravitation Worksheet C.

Chapter 8 Gravitation CBSE Class 11 Physics Worksheet

The above practice worksheet for Chapter 8 Gravitation has been designed as per the current syllabus for Class 11 Physics released by CBSE. Students studying in Class 11 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 11 Physics on a daily basis. All the latest practice worksheets with solutions have been developed for Physics by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 11 Physics students to get all the latest study material free of cost. Teachers of studiestoday have referred to the NCERT book for Class 11 Physics to develop the Physics Class 11 worksheet. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 11 Physics designed by our teachers. After solving these you should also refer to Class 11 Physics MCQ Test for the same chapter. We have also provided a lot of other Worksheets for Class 11 Physics which you can use to further make yourself better in Physics.

Where can I download latest CBSE Practice worksheets for Class 11 Physics Chapter 8 Gravitation

You can download the CBSE Practice worksheets for Class 11 Physics Chapter 8 Gravitation for the latest session from StudiesToday.com

Are the Class 11 Physics Chapter 8 Gravitation Practice worksheets available for the latest session

Yes, the Practice worksheets issued for Chapter 8 Gravitation Class 11 Physics have been made available here for the latest academic session

Is there any charge for the Practice worksheets for Class 11 Physics Chapter 8 Gravitation

There is no charge for the Practice worksheets for Class 11 CBSE Physics Chapter 8 Gravitation you can download everything free

How can I improve my scores by solving questions given in Practice worksheets in Chapter 8 Gravitation Class 11 Physics

Regular revision of practice worksheets given on studiestoday for Class 11 subject Physics Chapter 8 Gravitation can help you to score better marks in exams

Are there any websites that offer free Practice test papers for Class 11 Physics Chapter 8 Gravitation

Yes, studiestoday.com provides all the latest Class 11 Physics Chapter 8 Gravitation test practice sheets with answers based on the latest books for the current academic session