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Cbse Solutions for Class 11 Physics Chapter 15 Waves (updated) Waves : Cbsehttps://etsbuy.com Solutions – Class 11 Physics 15.1. A string of mass 2.50 kg is under a tension of 200 N. The length of the stretched string is 20.0 m. If the transverse jerk is struck at one end of the string, how long … Read more

Oscillations CbseNcert Solution – Class 11 Physics 14.1. Which of the following examples represent periodic motion?(a) A swimmer completing one (return) trip from one bank of a river to the other and back.(b) A freely suspended bar magnet displaced from its N-S direction and released.(c) A hydrogen molecule rotating about its center of mass.(d) An … Read more

Solutions for Class 11CBSE Physics Chapter 13 Kinetic Theory (Updated) Kinetic Theory : NCERT Solutions – Class 11 Physics 13.1. Estimate the fraction of molecular volume to the actual volume occupied by oxygen gas at STP. Take the diameter of an oxygen molecule to be 3Å. Answer Diameter of an oxygen molecule, d = 3ÅRadius, r = d/2 = 3/2 = … Read more

Cbse Solutions for Class 11 Physics Chapter 12 Thermodynamics (updated) Thermodynamics NCERT Solution – Class 11 Physics 12.1. A geyser heats water flowing at the rate of 3.0 litres per minute from 27 °C to 77 °C. If the geyser operates on a gas burner, what is the rate of consumption of the fuel if … Read more

Cbse Solutions for Class 11 Physics Chapter 11 Thermal Properties of Matter (updated) Thermal Properties Of Matter : NCERT Solution – Class 11 Physics 11.1. The triple points of neon and carbon dioxide are 24.57 K and 216.55 K respectively. Express these temperatures on the Celsius and Fahrenheit scales.Answer Kelvin and Celsiusscales are related as:TC = TK – 273.15 … Read more

Cbse Solutions for Class 11 Physics Physics Chapter 10 Mechanical Properties Of Fluids (updated) NCERT Exercises Question 1.Explain why(a) The blood pressure in humans is greater at the feet than at the brain(b) Atmospheric pressure at a height of about 6 km decreases to nearly half of its value at the sea level, though the height of … Read more

Cbse Solutions for Class 11 Physics Chapter 9 Mechanical Properties of Solids (updated) Mechanical Properties Of Solids : NCERT Solution – Class 11 Physics 9.1. A steel wire of length 4.7 m and cross-sectional area 3.0 × 10–5 m2 stretches by the same amount as a copper wire of length 3.5 m and cross-sectional area of 4.0 × … Read more

Cbse Solutions for Class 11 Physics Chapter 8 Gravitation (updated) Gravitation : ncert solutions – Class 11 Physics 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 … Read more

Cbse Solutions for Class 11 Physics Chapter 7 System of Particles and Rotational Motion (updated) System Of Particles And Rotational Motion NCERT Solution – Class 11 Physics 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 … Read more

Cbse Solutions for Class 11 Physics Chapter 6 Work Energy and Power (updated) Work, Energy And Power ncert Solution – Class 11 Physics 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 … Read more