Abstract: This article presents a Class-D audio amplifier for capacitive piezoelectric speaker loads. Employing a dual voltage feedback (VFB)/current feedback (CFB) topology, the amplifier is capable ...

To ensure smooth and hassle-free travel for CBSE Class 10 and 12 aspirants, Delhi Metro has taken a series of measures to prioritise students in frisking and ticketing during the CBSE board exams 2026 ...

The CBSE Class 12 Physics 2026 exam was balanced and application-oriented, teachers say. Derivations carried higher weightage, while MCQs were moderate and manageable.

The CBSE Class 12 Physics examination concluded on February 20, 2026, with over 18 lakh students appearing across 7,574 centres nationwide. Student reactions were divided, with some calling the paper ...

With the CBSE Class 12 Physics exam scheduled for today February 20, students across the country are using the final hours to revise key formulas, important chapters and numericals. Experts say ...

The Top 50 MCQs of the CBSE Class 12 Physics Exam 2026 are carefully selected to help students strengthen conceptual clarity, improve accuracy, and score high in the upcoming board examination. The ...

The annual board exams for Classes 10 and 12 of 2026 are set to start on Tuesday, February 17, according to the Central Board of Secondary Education (CBSE). The exam schedule previously released by ...

-The Board has announced that the gates of all examination centres will close at 10:00 AM. Students arriving after 10:00 AM will not be allowed to enter under any circumstances. -Students falling ...

Elementary school teachers report increasing behavioral problems among young students. Schools are helping to better train teachers to deal with classroom behavior issues. Elementary teachers say they ...

CBSE Board Exam 2026: The Central Board of Secondary Education (CBSE) is scheduled to commence the Class 10th and 12th annual board exams 2026 from February 17, Tuesday. According to the exam ...

As the Central Board of Secondary Education (CBSE) rolls out changes linked to board examinations in 2026, students and parents continue to seek clarity on improvement examinations, eligibility, and ...

Abstract: Vigilant attention plays an important role in some industries and everyday life. However, the relationship between the variation of vigilant attention and phase synchronization is still ...