Questions

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?

Name the gas used in preparation of bleaching powder

Why is Carbon Monoxide a pollutant ?

Which was not produced by volcanic outgassing?

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Job performance is ______ by a number of factors. Motivation alone does not lead to increased performance. Ability and technology moderates the relationship between motivation and performance. The higher the levels of ability and motivation the ______ the level of performance will be. However, increasing motivation beyond an ______ level tends to ______ a dysfunctional result because it is ______ by an increased level of anxiety.

However, increasing motivation beyond an ______ level

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Just punishment for wrong doing

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

(Upto) the time he wasn’t here, we were not sure if he will actually come.

If one more baker is hired the output of a bakery will increase from 1250 breads to 1400 breads per day, but then the bakery will have to reduce the price of the bread from Rs 15 to Rs 14 per unit to sell the additional output, the marginal revenue product of the last baker is _______.