# BSF Head Constable (Radio Operator) 2026: mock tests

> Take 1 BSF Head Constable (Radio Operator) 2026 mock test (all free), 100 questions. Get your score, answers with explanations and weak topics.

Source: https://careerdecode.in/mock-tests/bsf-head-constable-radio-operator-2026/

- Category: BSF
- Exam date: 2 Nov 2026
- Mock tests: 1 (1 free, 0 paid; 100 questions in total)
- Free tests need no sign-up. Paid tests unlock after a one-time payment per test. No ads, no time limit.

## BSF Head Constable (Radio Operator) 2026 mock tests

- [BSF Head Constable (Radio Operator) 2026 Practice Set 1](https://careerdecode.in/mock-tests/bsf-head-constable-radio-operator-2026/practice-set-1/): 100 questions in 63 subjects. Free. PDF available.

## Subjects covered

- Electronics
- Atomic Physics
- Relativity
- Molecular Physics
- Quantum Theory and Its Applications
- Thermodynamics
- Experimental Physics
- Statistical Mechanics
- Nuclear and Particle Physics
- Mathematical Methods
- Condensed Matter Physics
- Complex Numbers
- Statistics
- Differentiation
- Quadratic Equations
- Trigonometry
- Matrices
- Geometry
- Applications of Derivatives
- Circles
- Probability
- Sets and Set Theory
- Permutations and Combinations
- Vectors
- Limits and Continuity
- Logarithms
- Sequences and Series
- Binomial Theorem
- Classification of Elements
- Biomolecules
- General Organic Chemistry
- Carboxylic Acids
- Ketones
- Phenols
- Molecular Structure
- Redox Reactions
- Electrochemistry
- States of Matter
- Surface Chemistry
- Structure of Atom
- Chemical Bonding
- Environmental Chemistry
- Chemistry in Everyday Life
- Error Correction
- Spelling Test
- Sentence Transformation
- Paragraph Completion
- Joining Sentences
- Idioms and Phrases
- Synonyms and Antonyms
- Spotting Errors
- Sentence Rearrangement
- Fill in the Blanks
- Indian Independence Movement
- Books and Authors
- Awards
- Countries and Capitals
- Culture
- Dances
- Common Names
- Soils and Rivers
- Diseases and Nutrition
- Important National Facts