Bank Exams Questions

---

A sample of matter must be copper if each atom in the sample has 29 protons.

A magnifying glass is a convex lens that is used to produce a magnified image of an object. It is also called a hand lens in laboratory contexts.

The halogens make up group 17 in the periodic table.

They are five elements:

Chlorine (Cl)

Fluorine (F)

Bromine (B)

Iodine (I)

Astatine (At).

But astatine is not purely halogen as it is radioactive.

In computer technology, a coding error in a computer program is called a bug.

India ranks 131 in the 2016 Human Development Index (HDI) among the 188 countries. It scored 0.624 and was placed in medium human development category.

The index was unveiled recently as part of the Human Development Report (HDR) 2016 titled Human Development for Everyone published by the United Nations Development Programme (UNDP).

Let the weight of vessel be x
Weight of water = 24 – x
⇒ (24 – x)/4 + x = 9
⇒ 24 – x + 4x = 36
⇒ 3x = 12
⇒ x = 4 kg

Megahertz is used to measure wave frequencies, as well as the speed of microprocessors. One MHz represents one million cycles per second. The speed of microprocessors, called the clock speed.