Questions

Atoms of the same element can have same atomic number and number of electrons since, the atomic number is the number of protons and the number of protons and eectrons are the same in an element.

Hence, the atoms of the same element may differ in their atomic mass since it depends on the number of neutrons it holds and such atoms are called isotopes.

Androgens such as testosterone are produced by the Interstitial cells.

Abhinandan Varthaman who shot down the Pakistan's F-16 jet has chosen for the first "Bhagwan Mahavir Ahimsa Puraskar".

Most medieval music was instrumental.

Shivaji Maharaj was the founder of Maratha empire.

The Cartesian Coordinates can be retrieved from spherical coordinates (l,q,a) by:

X = r.sinq.cosa

Y = r.sinq.sina

Z = r.sinq

Using the same we get for P,

Y = P.sinq.sina