CAT Questions

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In order of increasing penetration power, alpha particles have the lowest, then beta particles, then gamma rays.

Convection is by far the most efficient and common way for heat to be transferred through liquids and gases. It occurs when some regions of a fluid get hotter than others, causing currents in the fluid that move it around to distribute that heat more evenly.

Androgens such as testosterone are produced by the Interstitial cells.

A chemical bond in which the electrons are not shared equally due to differences in the electronegativity of the atoms.

The polarity of a covalent bond is measured using its dipole moment.

 Large dipole moment = more polar

 Small dipole moment = more nonpolar.

Isotopes are atoms of the same element that have different mass numbers.

Example : Hydrogen, Deutirium and tritium all these have different mass but same atomic numbers.

The 7th International Tourism Mart to be held in Tripura, the northeastern state in India for the first time for 3 days from Nov 22nd to Nov 24th.