Questions

For which one of the following, 'Diodes' are generally used for?

Which one among the following is not an electro­magnetic wave?

Who proposed Continental drift theory?

Pradhan Mantri Surakshit Matritwa Abhiyan provides facility of free health check-up and required treatment on _____ day of every month.

Elements A, B and C occur as Dobereiners triads. If the atomic mass of A is 7 and that of C is 39, what will be the atomic mass of B?

Aromatic hydrocarbons contain at least _____ benzene like ring in their molecules.

______ character of a bond between two atoms is greater if the difference in their electro negativities is lesser.

Four words are given, out of which only one word is spelt correctly. Choose the correctly spelt word and click the button corresponding to it.