Question Discussion & Solution

Flood is overflow of water. In the same way, drought is a continuous dry period of weather.

The correct answer is Electric Heater.

Key Points

• Electric Heater is a device that can convert Electric energy into heat energy.
• In an electron tube, an electric heating element shaped in the form of a wire or ribbon is used to supply heat to a cathode; the element provides heat when a current is passed through it.
• Electric heaters also are used for domestic central heating and for materials processing in the industry for example heat pumps; electric furnace.

Additional Information

• Energy is the ability to do work.
• The  Law of conservation of energy:
  • Energy can neither be created nor be destroyed, only Energy can be converted from one form to another.
• These are some parts of the energy that convert one form to another:
  • Heat
  • Light
  • Motion
  • Electrical
  • Chemical
  • Gravitational

Important Points

The correct answer is OMR.

Important Points

• Optical mark recognition
  • It is the input device used to scan a marked answer book of a multiple choice question paper.
  • An optical answer sheet or bubble sheet is a special type of form used in multiple-choice question examinations. 
  • Optical mark recognition is used to detect answers.

Additional Information

• OCR
  • ​OCR (Optical Character Recognition) recognizes all the characters from the paper document.
  • It collects and stores them into an editable document.
• ​MICR
  • ​The term magnetic ink character recognition (MICR) refers to the line of numbers that appears at the bottom of a check.
  • The MICR line is a group of three numbers, which are the check number, account number, and bank routing number.
• Card reader
  • A card reader is a data input device that reads data from a card-shaped storage medium.

The correct answer is Cricket.

• Purushottam Lal Sukhadia, the father of former Rajasthan Chief Minister Mohan Lal Sukhadia, was associated with Cricket.

​Key Points

• Purushottam Lal Sukhadia​
  • Purushottam Lal Sukhadia, the father of former Rajasthan Chief Minister Mohan Lal Sukhadia, was associated with Cricket.
  • He played for the Bombay and Saurashtra teams.

Additional Information

• Mohan Lal Sukhadia
  • ​Mohan Lal Sukhadia was a politician.
  • He served as the Chief Minister of Rajasthan state for 17 years.
  • He became chief minister at the age of 38 and was responsible for bringing major reforms and developments in Rajasthan.
  • For this, he is still widely revered as the "founder of modern Rajasthan".

The first two statements give information about payal, monika and Sonam. Information about kunal and monika cannot be determined.