(A) Micro phone
(B) Loud speaker
(C) Motor
(D) Amplifier
Latest Update: Here is the update.
Team - Competition Winner
Hi, we are a group of teachers and educational activists. It is a hang out learning centre for the people who love to learn throughout their life.
Competitive Exams
- Banking (76)
- Financial (9)
- Job-oriented (1127)
- Numerical (10)
- Reasoning (82)
Science and Technology
- Agriculture (4)
- Airlines (1)
- Biology (133)
- Chemistry (57)
- Drugs (1)
- Inventions (5)
- Physics (25)
- Science (266)
Social Science
- Authors (41)
- Awards (30)
- Books (47)
- Celebrity (2)
- General awareness (1113)
- Great people (11)
- India (146)
- Indian politics (15)
- Politics (25)
Sports
- Cricket (9)
General
- Abbreviations (2)
- Authors (41)
- Awards (30)
- Books (47)
- Celebrity (2)
- Economics (1)
- Financial (9)
- Full forms (2)
- General awareness (1113)
- Great people (11)
© 2011 Competition Winner. All rights reseved. Report a wrong answer