NCERT Solutions for Class 11 Physics Chapter 9 Mechanical Properties of Solids QUESTIONS FROM TEXTBOOK Question 9. 1. A steel wire of length 4.7 m and cross-sectional area 3.0 x 10-5 m2 stretches by the same amount as a copper wire of length 3.5 m and cross-sectional area of 4.0 x 10-5 m2 under a given…
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NCERT Solutions for Class 11 Physics Chapter 8 Gravitation QUESTIONS FROM TEXTBOOK Question 8. 1. Answer the following: (a) You can shield a charge from electrical forces by putting it inside a hollow conductor. Can you shield a body from the gravitational influence of nearby matter by putting it inside a hollow sphere or…
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NCERT Solutions for Class 11 Physics Chapter 7 System of Particles and Rotational Motion QUESTIONS FROM TEXTBOOK Question 7. 1. Give the location of the centre of mass of a (i) sphere, (ii) cylinder, (iii) ring, and (iv) cube, each of uniform mass density. Does the centre of mass of a body necessarily lie…
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NCERT Solutions for Class 11 Physics Chapter 6 Work Energy and Power QUESTIONS FROM TEXTBOOK Question 6. 1. The sign of work done by a force on a body is important to understand. State carefully if the following quantities are positive or negative: (a) Work done by a man in lifting a bucket out…
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NCERT Solutions for Class 11 Physics Chapter 5 Laws of Motion Topics and Subtopics in NCERT Solutions for Class 11 Physics Chapter 5 Laws of motion: QUESTIONS FROM TEXTBOOK Question 5. 1. Give the magnitude and direction of the net force acting on (a) a drop of rain falling down with a constant speed, (b)…
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NCERT Solutions for Class 11 Physics Chapter 4 Motion in a Plane Topics and Subtopics in NCERT Solutions for Class 11 Physics Chapter 4 Motion in a plane: QUESTIONS FROM TEXTBOOK Question 4. 1. State, for each of the following physical quantities, if it is a scalar or a vector: volume, mass, speed, acceleration, density, number…
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NCERT Solutions for Class 11 Physics Chapter 3 Motion in a Straight Line QUESTIONS FROM TEXTBOOK Question 3. 1. In which of the following examples of motion, can the body be considered approximately a point object. (a) A railway carriage moving without jerks between two stations. (b) A monkey sitting on top of a…
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NCERT Solutions for Class 11 Physics Chapter 2 Units and Measurements QUESTIONS FROM TEXTBOOK Question 2. 1. Fill in the blanks (a) The volume of a cube of side 1 cm is equal to…………m3. (b) The surface area of a solid cylinder of radius 2.0 cm and height 10.0 cm is equal to ……..(mm)2.…
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NCERT Solutions for Class 11 Physics Chapter 1 Physical World QUESTIONS FROM TEXTBOOK SOLVED Question 1. 1. Some of the most profound statements on the nature of science have come from Albert Einstein, one of the greatest scientists of all time. What do you think did Einstein mean when he said: “The most incomprehensible thing…
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NCERT Solutions for Class 11 Physics Chapter 1 Physical World Chapter 2 Units and Measurements Chapter 3 Motion in a Straight Line Chapter 4 Motion in a plane Chapter 5 Laws of motion Chapter 6 Work Energy and power Chapter 7 System of particles and Rotational Motion Chapter 8 Gravitation Chapter 9 Mechanical Properties Of…
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