Which of the following materials are used for preparing
blur-black

ink?

1 Gallic acid

2 Tannic acid

3 Ferrous sulphate

4 All of these

Answer Posted / sona

tannik acid

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

please tell me the name of the book or any other source from where i can prepare general awareness questio for bank po post..please help me.my id is sakshimudgal3008@gmail.com

1916


Who was the first Indian woman to scale the Mount Everest?

630


Hi Friends, Can anyone tell me regarding written test of KAS exam? Ambiguity for me in this case is, do we need to write answers of 3 or 4 pages ? And can any one tell me what kinds of questions(few examples) we will get for general exams??

1940


Which game has the Vijay Hazare Trophy associated with it?

648


Please give institutes or college name, which will convert life experience into a valid diploma in engineering in india

1841






Who are the latest Noble Prize Winners, Padma Awards Winners, Miss India, Miss World, Miss Universe etc.?

685


Who is the chief of Asian development bank?

701


Apollo is the god of which of the following as per Greek Mythology?

719


who was the first mughal emperor of india?

692


How would like give the objective questions for asking in apsrtc OUT questions .

1727


How many local trains run in Mumbai

670


What abt question in indian oil

1553


Viswanathan Anand is masters in ?

647


What is the state dance of your native state?

791


how to do the sampling for inspection?

1805