Explanation

A Realtime operating system (RTOS) is designed to respond immediately to external events.

It is used in systems like aircraft controls, medical devices, and industrial machines, where delays can be critical.

Explanation

A logic gate is a basic building block of a digital circuit that performs logical operations (AND, OR, NOT).

It processes binary inputs (0s and 1s) to produce a single binary output.

Explanation

A compromise involves each party giving up something to reach a mutually acceptable solution.

It aims to equally satisfy both sides, though not fully, ensuring balance in decision-making.

Explanation

Pythagoras Theorem:

It states that in a right-angled triangle:

c = √(a² + b²)

where c is the hypotenuse, and a and b are the other two sides.

This formula helps calculate the length of the hypotenuse.

Explanation

Meninges are the three protective membranes (dura mater, arachnoid mater, and pia mater) that surround the brain and spinal cord.

They help protect the central nervous system and contain cerebrospinal fluid (CSF).

Explanation

Cyclic ethers containing two ether groups are called crown ethers.

These compounds have a ring structure with multiple oxygen atoms, forming a "crown-like" shape that can bind to metal ions. 

Explanation

The phrase "at present" indicates an action happening right now, so present continuous tense is needed.

"Is reading" correctly shows the ongoing action with the subject 'She'.

Explanation

Meissner’s corpuscles are specialized mechanoreceptors that detect light touch and vibrations in the skin.

They are most abundant in fingertips, lips, and palms.

Explanation

Adipic acid has six carbon atoms with carboxylic acid groups at both ends — hence the name hexane-1,6-dioic acid.

It is a dicarboxylic acid.

It is widely used in the production of nylon.

Explanation

An ulcer is a gut disorder where the inner lining of the stomach or intestine becomes sore or eroded.

It often causes pain, bleeding, and discomfort, especially in the stomach or small intestine.