Explanation

Electric engines are considered the most efficient.

Because they convert more energy from the battery into usable power compared to internal combustion engines like petrol and diesel.

It is lose a significant amount of energy as heat.

Explanation

In most graphic and word processing programs, the thickness of a line can be adjusted through the "Shape Style" or "Outline" options.

It allow users to modify the line's appearance.

Explanation

The Brahma Samaj is also known as the Brahmo Samaj.

It was a social and religious reform movement founded in 1828 by Raja Ram Mohan Roy in Calcutta, India.

The movement aimed to reform Hindu society and religion, promoting a monotheistic and rational approach to spirituality.

It also advocated for social justice, education, and women's rights.

Explanation

Doklam is an area disputed between China and Bhutan located near their tri-junction with India.

Unlike China and Bhutan, India does not claim Doklam but supports Bhutan's claim.

Explanation

An average-sized horse can live to be between 25 and 30 years old.

Smaller horse breeds tend to live slightly longer, closer to 40 years.

On the other hand, larger horses live shorter lives, closer to 20 years.

Explanation

An altimeter is an instrument used to measure the altitude or height of an aircraft above the ground or sea level.

• Tachometer: Measures the rotation speed of an engine, typically in revolutions per minute (RPM).
• Hydrometer: Measures the density or specific gravity of liquids, commonly used for checking the concentration of solutions.

Explanation

Eutrophication is the process where excessive nutrients, often from fertilizers, cause the overgrowth of plants and algae in water bodies.

As these plants decay, they deplete the oxygen, harming aquatic life.

Explanation

آنکھیں چیر کر نمک بھرنا۔ اس محاورہ سے مراد نیند مٹانے کی کوشش کرنا ہے۔

Explanation

The First Mysore War (1767–1769) was fought between the English East India Company and Haider Ali of Mysore.

It ended with the Treaty of Madras in 1769.

• Second Mysore War (1780–1784): Fought between the English and Haider Ali, later Tipu Sultan; ended with the Treaty of Mangalore.
• Third Mysore War (1790–1792): Fought between Tipu Sultan and the English, ending with the Treaty of Seringapatam.
• Fourth Mysore War (1799): Fought between Tipu Sultan and the British; Tipu Sultan was killed, and Mysore was brought under British control.

Explanation

The Caspian Sea is the world's largest inland water body.

It bordering five countries: Russia, Iran, Azerbaijan, Kazakhstan, and Turkmenistan.

It has a surface area of approximately 371,000 square kilometers (143,200 square miles) and a volume of around 78,200 cubic kilometers (18,800 cubic miles).