Question

In an objective type test containing 25 questions, a student is to be awarded +5 marks for every correct answer, -5 for every incorrect answer and zero for not writing any
answer. Mention the ways of scoring 110 marks by a student.
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Answer 1

Step-by-step explanation:

If ř represents the position vector of a point P, and

Statement A: div r = 3

Statement B: curl r = 3

Which of the following is trueis to be awarded +5 marks for every correct answer, -5 for every incorrect answer and zero for not writing any

answer. Mention the ways of scoring 110 marks by a student.