Question Discussion & Solution

Functional cohesion:

A module is said to possess functional cohesion, if different functions of the module co-operate to complete a single task.

Example of Functional cohesion

A module containing all the functions required to manage employees’ pay-roll displays functional cohesion

The correct answer is Rav Ganga.

Key Points

• Rav Ganga-
  • He was the grandson of  Rav Suja.
  • His father's name was Rav Bagha.
  • He gave his support to Rana Sanga in the Khanwa battle.
  • He fought Sevaki battle with Nagore's Daulat Khan.
  • He built Ganglav pond and Ganga's Bawri in Jodhpur.
  • He was killed by his son Rav Maldev.

Additional Information

• Rav Sataldev-
  • He was the son of Rav Jodha.
  • He established Satalmer town in Jaisalmer.
  • He fought a battle with Hakim Mallu Khan.
  • He killed Hakim Mallu Khan's commander Ghudle Khan and freed many girls from him.
  • Ghudla dance was performed in his reign.
• Rav Suja-
  • He was the son of Rav Jodha.
  • He was the younger brother of Rav Sataldev.
  • His son Rav Bagha was killed when fighting in Sojat.
  • He fought a battle with Rav Beeka for the State emblem.
• Rav Jodha-
  • He was the son of Rav Ranmal.
  • He did the Awal-Bawal treaty with Rana Kumbha.
  • He defeated Akka Sisodiya and Ahara Hingola in 1453 AD and captured Mandore.
  • He established Jodhpur city in 1459 AD.
  • He built the Mehrangarh fort on Chiriyatook hills.

Correct Option -2

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The correct answer is Daulatmal Bhandari.

• Daulatmal Bhandari formed the 'Praja Mandal' in Jaipur.

Key Points

• Daulatmal Bhandari :
  • He was Chief Justice of Rajasthan High Court.
  • He was also a Member of the First Lok Sabha from 1952 to 1955
  • He formed the Azad Morcha in Jaipur and took satyagraha in 1942.
  • He also organized ‘Praja Mandal’ in Jaipur State.
  • Daulatmal Bhandari served as the Development and Agriculture Minister in Rajasthan state.

Additional Information

• Ram Kinkar was a member of the Uttar Pradesh Legislative Assembly.
• Vitthal Baburao Tupe was a Member of the Twelfth Lok Sabha.

The correct answer is Lead and Tin.

Key Points

• Soldering is the process of joining two metal objects together by a third soft metal alloy which is called solder.
• Solder is a metal alloy that melts at a lower temperature than the metals being soldered.
• A commonly used alloy is solder, which is an alloy of tin (Sn) and lead (Pb).
• The alloy of tin-lead solder is a mixture of 63% tin and 37% lead. 63/37 solder melts at 183°C.
• So, Alloy of tin (Sn) and lead (Pb) is used for welding electrical wire together.

Additional Information

• Element Tin (Sn) belongs to Group 14 of the periodic table.
  • Atomic Number - 50
  • Atomic Mass  - 118.710 amu.
• Element Lead (Pb) belongs to Group 14.
  • Atomic Number - 82
  • Atomic Mass - 207.2 amu.