Indian Navy SSR (Sailor) Vectors — practice questions

Explore 3 free Vectors questions in Indian Navy SSR (Sailor) Mathematics. Open each question or exercise to read its content, reference answers and available explanation.

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Vectors questions and exercises with answers

Showing questions 1–3 of 3.

The magnitude of the zero (null) vector $\vec 0$ is:Read the answer and worked solution →Match each vector termRead the answer and worked solution →Scalar or vector result?Read the answer and worked solution →

Worked practice questions

The magnitude of the zero (null) vector $\vec 0$ is:

1
Undefined
0
Any positive real number

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Correct answer: C. 0

A zero vector is a vector whose initial and terminal points coincide, so $|\vec 0| = 0$. Its direction can be taken as anything convenient.

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Match each vector term

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Matching pairs

Left
Zero vector
Right
Initial and terminal points coincide
Left
Unit vector
Right
A vector whose magnitude is exactly 1
Left
Collinear
Right
Vectors parallel to the same line
Left
Scalar product
Right
A product of two vectors giving a number

Instructions

Tap a term on the left, then tap what it means.

_Source: syllabus Maths Ch10 Vector Algebra, Chapter 10_

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Scalar or vector result?

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Items

Item
Magnitude alone
Category
Scalar
Item
Dot product
Category
Scalar
Item
Length of vector
Category
Scalar
Item
Has direction too
Category
Vector
Item
Cross product
Category
Vector
Item
Unit vector
Category
Vector

Categories

Item
Scalar
Item
Vector