1. In an n-type silicon, which of the following statements is true: (a) Electrons are the majority carriers and trivalent atoms are the dopants. (b) Electrons are minority carriers and pentavalent ...

(b) the minimum wavelength of X-rays produced by 30 kV electrons. 2. The photoelectric cut-off voltage in a certain experiment is 1.5 V. What is the maximum kinetic energy of photoelectrons emitted? 3 ...

NCERT Solutions for Class 12 Physics Chapter 6: Physics is considered to be one of the toughest subjects. It is not unusual for students to get afraid of it. Consistent practice is key to mastering ...

NCERT Class 12 Physics Chapter 12 Atoms Solutions: The 2025 Board exams are around the corner and it is time for the students to revise the syllabus and start practising the questions or the sample ...