However, I can provide you with information about Lakhmir Singh, who is an Indian author known for writing science textbooks for students in India.

Lakhmir Singh's books, such as "Lakhmir Singh's Science," are widely used by students preparing for their science exams in India. These books cover the science syllabus for various grades and are known for their comprehensive content and detailed explanations.

Many students and teachers rely on Lakhmir Singh's books as a resource for their science studies, as they are considered to be helpful in understanding and learning science concepts. However, the effectiveness of any learning resource can vary from person to person, and it ultimately depends on your individual learning style and preferences.

It is always a good idea to supplement your studies with additional resources, such as classroom notes, online tutorials, or other reference books, to get a more comprehensive understanding of the subject. Additionally, seeking guidance from teachers or tutors can also be beneficial in clarifying any doubts or questions you may have.

Ultimately, it is up to you to decide if you find Lakhmir Singh's books helpful and reliable based on your own experience and learning needs.