Mathematical Methods class 11 Physics chapter 2 Exercise solutions

Описание: Mathematical Methods class 11 Physics chapter 2 Exercise solutions

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11 physics || Exercises of mathematical methods || maharashtra state board || marathi
Class 11 Mathematical methods exercise solutions| Maharashtra board new syllabus
Exercise Class 11 Physics Chapter 2 | Mathematical Methods|
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Mathematical Methods class 11 Physics chapter 2 Exercise solutions

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class 11 physics chapter 2 exercise solutions maharashtra board
class 11 physics chapter 2 exercise solutions
mathematical methods of physics 11th class exercise solution
Mathematical Methods class 11 Physics chapter 2 Exercise solutions
mathematical methods of physics 11th class
Class 11
Physics
2. Mathematical Methods
Exercise solutions
By : solutions made easy

1. Choose the correct option.
i) The resultant of two forces 10 N and 15 N acting along +x and - x-axes respectively, is
(A) 25 N along + x-axis. (B) 25 N along - x-axis
(C) 5 N along + x-axis. (D) 5 N along - x-axis
Answer: (D) 5 N along - x-axis

ii) For two vectors to be equal, they should have the
(A) same magnitude. (B) same direction
(C) same magnitude and direction
(D) same magnitude but opposite direction
Answer: (C) same magnitude and direction

iii) The magnitude of scalar product of two unit vectors perpendicular to each other is
(A) zero. (B) 1
(C) -1. (D) 2
Answer: (A) zero.
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iv) The magnitude of vector product of two unit vectors making an angle of 60⁰ with each other is
(A) 1. (B) 2
(C) 3/2. (D) √3/2
Answer: (D) √3/2

If A→, B→, and C→ are three vectors, then which of the following is not correct?
(A) A→ . (B→ + C→) = A→ . B→ + A→ . C→
(B) A→ . B→ = B→ . A→
(C) A→ × B→ = B→ × A→
(D) A→ × (B→ × C→) = A→ × B→ + B→ × C→
Answer: (C) A→ × B→ = B→ × A→
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2. Answer the following questions.

Answer: