# General Science & Ability 2019

• Jun- 2023 -
5 June

## 5. The breakdown of average monthly expenditure for a family is given in the following Figure: (A). Calculate from the figure what percentage of the family’s expenditure is on ‘other ’? (B). Approximately what fraction of the family’s monthly expenditure do’ ‘utilities’, ‘rent’ and ‘food’ represent?

The breakdown of average monthly expenditure for a family is given in the following Figure: (A). Calculate from the figure…

• 5 June

## 4. (A). It takes 3 liters of paint to cover an area of 24 square meters. What percentage increase in the quantity of paint would be required to cover an area of 50.4 square meters? (B). An automobile travels 3 km towards south, 4 km towards west, 5 km towards north and 2 km towards south-east. How far is it from its starting position?

A. To cover an area of 50.4 square meters, the quantity of paint required would be: Quantity of paint required…

• 5 June

## 3. (A). Write a note, how data is stored on a ‘Hard Disk’. (B). How an ‘Optical Fiber’ is constructed? How is it helpful in transmitting the electromagnetic radiations?

A. How data is stored on a Hard Disk: A hard disk is a data storage device used to store…

• 5 June

## 2. (A). What is ‘Acid Rain’. Describe its causes and how it can be prevented? (B). What is ‘Water Pollution’. Discuss its causes and measurement methods. Name the countries with the highest and lowest percentage of it.

(A) Acid rain is a type of rain that is acidic in nature, typically with a pH level of less…