Explanation

Periods in the periodic table are horizontal rows (left to right).

There are 7 periods in total.

Explanation

A capacitor is a device used to store electrical charge and electrical energy.

It consists of at least two electrical conductors separated by a distance.

It is widely used in electronic circuits for filtering, timing, and energy storage.

Explanation

MS Excel is specifically designed to create and manage spreadsheets for data entry, calculation, and analysis.

It organizes data in rows and columns, and supports formulas, charts, and functions.

Explanation

• The total length of the Line of Control (LoC) is 861 km.
• Separates Pakistan- and India-administered Kashmir.
• Established under the Simla Agreement, 1972.
• Previously called the Ceasefire Line.
• Established 2 July 1972

Explanation

An electric field is the region around a charged particle where it exerts a force on other charges.

It is represented by field lines.

It is measured in newtons per coulomb (N/C).

Explanation

A converging lens (usually convex) bends parallel rays of light to meet at a single point (focus).

It is commonly used in magnifying glasses and optical instruments.

Explanation

Explanation

A neuron is the basic structural and functional unit of the nervous system

It often shown with a long axon, dendrites, and cell body.

It transmits electrical impulses in the body.

Explanation

• The oesophagus is a muscular tube that connects the pharynx (throat) to the stomach.
• Its main function is to transport food from the pharynx to the stomach through peristalsis (wave-like muscle contractions).

Explanation