Exams

If one of the zeros of the quadratic polynomial (k - 1)x2 + kx + 1 is -3 then the value of k = ?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. Ifa sentence is free from error, select 'No Error'.

The scientific need for simple, stable and internationally (1)/ accepted systems for naming objects of the natural world has been (2)/ generated many formal nomenclatural systems. (3)/ No error (4)

Who is the father of consumer movement?

The latest issued bank notes in the denomination of Rs. 50 by RBI have what motif on their reverse side?

What is the duration of the world’s shortest X–ray laser has been successfully created by the scientists?

Which one does not belong to the group?

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.   

Snaky

The science fiction book 'The Extra-Terrestrial Delivery' is penned by which Indian author?