Depending on sonorous property, fill the empty box.

Is coal sonorous?

depending upon the property of allowing things to see through the objects are ………..

What is sonorous?

A 10 HP motor pumps out water from a well of 30 m and fills a water tank of volume 2238 L at a height of 10 m from the ground. The running time of the motor to fill the empty water tank is

P: Extraction of the metal from Its ores depends on the physical property of the ore. Q: Concentration of the ore depends on the reactivity of the metal.

In the table given below names of some elements of families are given .Based on this fill the information in the empty boxes .

Generally, sonority property of metals is used in the making of

The number of elements in the empty set is

The number of ways of distributing 8 indentical balls in 3 distinct boxes so that none of the boxes empty is