Class 12

CBSE Class 12 Physics Chapter 3 – Electrochemistry Important Question Answer Very Short Type Question – 1 Mark 1. Define the term – standard electrode potential? Ans. When the concentration of all the species involved in a half-cell is unity, then the electrode potential is called standard electrode potential. 2. What is electromotive force of a […]

CBSE Class 12 Physics Chapter 2 – Solutions Important Question Answer Very Short Type Question – 1 Mark 1. Define the term –solubility? Ans. The maximum amount of a substance that can be dissolved in a specified amount of solvent is called its solubility. 2. What is the effect of pressure on solubility of a gas?

CBSE Class 12 Physics Chapter 1 – The Solid State Important Question Answer Very Short Type Question – 1 Mark

Chapter wise Important Questions for CBSE Class 12 Chemistry This is the NCRT chapter wise Important Question with solution of class 12 Chemistry based on latest CBSE syllabus and guideline that help you to do better in your board exam or any other competitive exam thats syllabus are from NCRT book. All these question answer

CBSE Class 12 Physics Chapter 15 – Communication Systems Important Question Answer Very Short Type Question – 1 Mark

CBSE Class 12 Physics Chapter 14 – Semiconductor Electronic: Material, Devices And Simple Circuits Important Question Answer Very Short Type Question – 1 Mark 1.Give the ratio of number of holes and the no. of conduction electrons in an intrinsic semiconductor. Ans.(As in intrinsic semiconductor ne = nh) 2.What type of impurity is added to

CBSE Class 12 Physics Chapter 13 – Nuclei Important Question Answer Very Short Type Question – 1 Mark

CBSE Class 12 Physics Chapter 12 – Atom Important Question Answer Very Short Type Question – 1 Mark  

CBSE Class 12 Physics Chapter 11 – Dual Nature of Radiation and Matter Important Question Answer Very Short Type Question – 1 Mark 1.Calculate the energy associated in eV with a photon of wavelength  ? Ans.  E = 3.09 eV 2.Mention one physical process for the release of electron from the surface of a metal? Ans. Photoelectric

CBSE Class 12 Physics Chapter 10 – Wave Optics Instruments Important Question Answer Very Short Type Question – 1 Mark 1. Draw a diagram to show cylindrical wave front? Ans. 2. A light wave enters from air to glass. How will the following be affected: (i) Energy of the wave (ii) Frequency of the wave: Ans. (1)