Explanation

The rate of change in displacement is referred to as velocity.

The velocity of an object generally changes during its motion.

The change in position is known as displacement.

The maximum displacement from the mean position is called amplitude.

Explanation

• Allama Iqbal received the title of Sir in 1922 in Lahore.
• He was knighted by King George V for his contributions to literature.

Note: According to SPSC, 1923 is the correct answer.

Explanation

The empirical formula of glucose is CH2O.

This represents the simplest whole-number ratio of the elements in glucose.

It has a molecular formula of C6H12O6.

Explanation

Work, mass and distance are scalar quantities because they have magnitude but no direction, but they are not vector quantities.

Vector Quantities: Velocity, momentum, torque, acceleration, weight, displacement.

Scalar Quantities: Work, distance, speed, mass.

Explanation

Cognition is the ability of the brain by which it knows and investigates.

It encompasses processes such as thinking, understanding, learning, and remembering.

Explanation

For selection in the armed forces, qualities of personalities of candidates are judged by situational tests.

These tests assess how candidates respond to various scenarios, revealing their problem-solving abilities, leadership, and adaptability.

Explanation

Educational psychology is included in the applied psychology branch.

It focuses on applying psychological principles and techniques to understand and improve educational processes and outcomes.

Explanation

For writing on a blackboard, white color chalk should be used.

It provides the highest contrast against the black background.

This making the writing clearly visible to students.

Explanation

In accordance with the new standards, the desk is to be positioned such that light from the window corner and our line of vision makes an angle of 90°.

This positioning helps to minimize glare and ensure optimal lighting for tasks.

Explanation

The real problem lies in the proper usage of the educational material and not its scarcity.

Effective utilization of available resources is often more challenging than merely having enough materials.