Exam

For mirrors and lenses, the Cartesian sign convention is used. For lenses: For convex lenses, the focal length is positive and for concave lenses, it is negative. Distances to the right of the optical center are positive.
For mirrors: For concave mirrors, the focal length is positive and for convex, it is negative. The distances to the right of the optical center are positive. The sign convention allows for consistent calculations for formulas like mirror and lens formulas, and for ray diagrams.

The colleges in Delhi where you can take direct admission without any entrance exam are:

Sharda University 

Online manipal university 

Gitarattan International Business school 

Netaji Subash University of Technology, Delhi 

Baba Saheb Ambedkar Technical Education Society, New Delhi 

New Delhi Institution of Management, New Delhi.

Yes, Lehigh considers IELTS as a valid test score, along with TOEFL & Duolingo. The language test score requirements at Lehigh varies greatly for different levels of courses.

Mentioned below are the test scores deemed an acceptable proof of English language proficiency at Lehigh:

Lehigh does not ask for GRE scores for admissions, the institute instead considers the student's past academic scores along with proficiency in English.

The institute does take into account valid SAT & ACT scores as part of a student's application, however, submission of either test score is a completely optional requirement.  

Earlier, if a test taker was unable to get the targeted score in any module of IELTS then he/she was required to appear for the entire exam again. But as per a recent update, a 'One Skill Retake' provision will be provided where test takers will be allowed to appear only for the module in which they scored less.

SSC CPO Paper 2 exam is conducted online for 2 hours. The test paper carries 200 questions. The total marks allotted to the test are 200. Questions are asked from English Language and Comprehension. 0.25 marks are deducted for wrong answers in the exam.

CMAT city intimation slip is essentially an indicator of your test city. The actual document of identification is the CMAT admit card which needs to be preserved until the admission process is over. Candidates may not preserve the CMAT city intimation slip after the exam.