Classify the data in Q.1 above primary or secondary data.

Explain the dehydration of primary, secondary and tertiary alcohols.

What are primary and secondary pollutants

What are primary, secondary and tertiary alcohols?

What are primary and secondary pollutants of the air?

Name the primary and secondary lymphoid organs.

A step up transformer operates on a 230V line and a load current of 2A. The ratio of the primary and secondary windings is 1 : 25 . The current in the primary is

Which of the following are primary and secondary data? i. Collection of the data about enrollment of students in your school for a period from 2001 to 2010. ii. Height of students in your class recorded by physical education teacher.

A step - up transformer operates on a 230 V line and a load current of 2 A. The ratio of primary and secondary windings is 1 : 25 . Then te current in the primary is

Mention any two differences between primary rainbow and secondary rainbow.

Which of the following are primaryt and secondary data ? (i) Collection of the data about enrollment of students in your school for a period from 2001 to 2010. (ii) Height of students in your class recorded by physical education teacher.