Explanation

Autobiography: In the Line of Fire by Pervez Musharraf

Published: September 25, 2006

Additional information:

• Born: 11 August 1943, Delhi, British India
• Position: 10th President of Pakistan (2001–2008)

Explanation

Ultimate load is the maximum load a member can carry before failure.

It is used to design structures with a factor of safety for safety margins.

Explanation

Creep is the gradual increase in strain under a constant load over time.

Common in metals, concrete, and polymers under sustained stress.

Explanation

Centrifugal pumps are ideal for low-head, high-flow applications.

They efficiently move large volumes of water at moderate pressures.

Explanation

Laying pipes at least 75 cm deep protects them from surface loads and freezing.

Ensures durability and uninterrupted water supply.

Explanation

Curing for 7 days ensures proper hydration of cement in plaster.

It prevents cracks and improves strength and durability.

Explanation

Adding water to quick lime (CaO) produces slaked lime (Ca(OH)₂).

This process is called slaking and is exothermic.

Explanation

Grouting fills voids or cavities under concrete to restore support.

It is done under pressure to ensure proper compaction and stability.

Explanation

Water with pH < 6.5 is acidic and can harm plant growth.

Suitable irrigation water should have a pH between 6.5 and 8.5.

Explanation

Babool (Acacia) is classified as a softwood due to its less dense, lighter timber.

It is easy to work with and used for temporary structures or furniture.