Questions

A price floor is _____.

In perfect competition _____.

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Aryabhatta was the first astronomer to state ______ that the earth is round and it rotates on its axis.

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 noise startled (1)/ the dog (2)/ and made it to yell. (3)/ No error (4)

During the free fall of the object, the decrease in potential energy, at any point in its path, appears as an equal amount of increase in _________________.

____ jointly launched International Solar Alliance (ISA) at Conference of Parties (CoP21) Climate Conference held in Paris, France on 1st December 2015.

WHICH OF THE FOLLOWING IS not A RENEWABLE SOURCE OF ENERGY?

In which year did Ole Romer measure the speed of light for the first time in the history?