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 1. Which of the following is NOT a correct unit for work? A. erg B. ft·lb C. watt D. newton·meter E. joule ans: C 2. Which of the following groups does NOT contain a scalar quantity? A. velocity, force, power B. displacement, acceleration, force C. acceleration, speed, work D. energy, work, distance E. pressure, weight, time ans: B 3. A boy holds a 40-N weight at arm’s length for 10 s. His arm is 1.5 m above the ground. The work done by the force of the boy on the weight while he is holding it is: A. 0 B. 6.1 J C. 40 J D. 60 J E. 90 J ans: A 4. An object moves in a circle at constant speed. The work done by the centripetal force is zero because: A. the displacement for each revolution is zero B. the average force for each revolution is zero C. there is no friction D. the magnitude of the acceleration is zero E. the centripetal force is perpendicular to the velocity ans: E 5. An object of mass 1 g is whirled in a horizontal ci

  https://drive.google.com/file/d/119KxyXhmH1NtNlVTLTgMqOnD_gSEVLL-/view?usp=sharing SAT physics book is leader of preparation for MDCAT and ECAT. This book has conceptual topics along with conceptual and tricky MCQS at end of every chapter which help students in understanding that topic. There are very importantand fair diagrams in each topic which clear the concepts of students concerned with topic.

https://drive.google.com/file/d/16cNmZaUlpGFzrRtxCEViT0tMVpdo-p1T/view?usp=sharing   SAT biology is very conceptual book for MDCAT preparation. In this book there are also chapter wise exercises which are veey helpfull and exercises contain tricky NTS and UHS based standard questions.   Images in this book are very perfect from which students can easily understand the concept of concerned topic.  This book is very necessary for medical aspirants, this book lead students to pass the tough exam.

Important MDCAT MCQS are available here which are very helpful for medical aspirants. Students must solve past Mcqs and past tests of differentuniversities for proper preparatios of medical entry test. Past tests clear students mind concerned with tyoe of paper and tyoe of questions. Here are past biology mcqs from chapter11 of first year text book bioenergetics. It is very tough chapter in first year. Students must solve this test to clear his or her doubts. Thanks  

https://drive.google.com/file/d/1nBNbeOQR1GevMlKc1Bz5kcHjAsCe-_By/view?usp=sharing   This pdf contains past papers of different universities which are very helpful for medical aspirants. In this pdf there sre past papers of DOW, UHS, LUMHS, NUMS and many other universities. Student must solve these questions for medical entry test preparation. Without solving past papers one can not clear his or her doubts about many topics, and at the time of exam they attempt wrong answer so try to solve past questions before your exam.

https://drive.google.com/file/d/1QOrJx152F7x9IswGTRK87rzWy6OoTr0O/view?usp=sharing Englishis a language which everyone want to speak flawlessly but can't speak due to unawareness of vocabulary. So here is a pdf file for English vocabulary In this pdf ther e are alot of words along with synonyms and antonyms. This vocabulary is very helpful in tests like MDCAT, NTS, SPSC, PST, JEST, CSS any many more. English vocabularyhas great importance in our daily life because in offices, schools, colleges , we have to speak and talk to others in english so remember vocabulary and speak english flawlessly.

https://drive.google.com/file/d/14rRpWJU7x8pZOa28GQgB6Ec69JRALq7e/view?usp=sharing