Questions

Which of the following is essential for the synthesis of thyroxin?

Which among the following metal is used for galvanization?

Limestone is a raw material used by which industry?

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. If a sentence is free from error, select ‘No Error’.

The biggest problem faced by (1)/ all developing countries is the (2)/ lack of training manpower. (3)/ No error (4)

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.

If tanθ + cotθ = 5, then the value of tan2θ + cot2θ is

If tan(A/2) = x, then the value of x is

In a Δ ABC, DE || BC. D and E lie on AB and AC respectively. If AB = 7 cm and BD = 3cm, then find BC:DE