Use of WAS / WERE

If instead of H_2SO_4 , HCl or HNO_3 of suitable concentration were used, the volume of KMnO_4 solution used would have been

The ancestors of man who used hides to protect their body were

Number of pairs of characters used by Mendal during his experiments were

The seed of which of the following were used for weighing by jewelers

On a winter day temperature of the tap water is 20^(@)C where as the room temperature is 5^(@)C .Water is stored in a tank of capacity 0.5 m^(3) for household use .If it were possible to use the heat liberated by the water to lift a 10kg mass vertically , how high can it be lifted as the water comes to the room temperature ? Take g = 10ms^(-2)

In ancient India, the shapes of altars used for household rituals were

In Young's double slit experiment, green light (lambda=5461Å) is used and 60 fringes were seen in the field view. Now sodium light is used (lambda=5890Å) , then number of fringes observed are

Which aircraft were used in Air strike in Balakot ?

Which of these gases were not used by Stanley Miller in his electric discharge experiment ?