RRB JE 2019 Exam - Shift 1
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Questions and Answers

What is the efficiency of worker P if they can complete a task in 12 days?

  • 1/24
  • 1/12 (correct)
  • 1/16
  • 1/48
  • Which of the following is considered the richest source of Vitamin C?

  • Milk
  • Lemon (correct)
  • Pulses
  • Red meat
  • What is solder primarily composed of?

  • Lead and tin (correct)
  • Copper and aluminum
  • Copper and tin
  • Iron and lead
  • If the efficiency of Q is given as 1/16, how many days does Q take to complete a work?

    <p>16 days</p> Signup and view all the answers

    How many days will it take for three workers with efficiencies of 1/12, 1/16, and 1/24 to complete a task together?

    <p>12 days</p> Signup and view all the answers

    The decimal part of any number is always _______.

    <p>Less than 1</p> Signup and view all the answers

    Which of the following options does NOT represent a worker's efficiency?

    <p>2 days per work</p> Signup and view all the answers

    What is the time taken to complete the work by three workers whose efficiencies are 1/24, 1/16, and 1/12 respectively?

    <p>5 days 8 hours</p> Signup and view all the answers

    Study Notes

    RRB JE 2019 Exam - Shift 1

    • Decimal Part: The decimal part of any number is always less than 1.
    • Shaala ASMITA: The HRD Ministry's scheme for tracking academic performance of school children across India.
    • Postman's Journey: A postman's journey is described along with a diagram to determine the final distance from the post office.
    • Silver Article Tarnish: Silver articles turn black in the open air due to the formation of silver sulfide.
    • Series Completion: Numerical and alphabetical sequences are provided for completion.
    • Body's Dehydration: Sodium chloride is commonly lost by the body during dehydration.
    • Strong/Weak Acids and Alkalis: The pH range 4-5 indicates weak acids.
    • Largest Resistance: A 100Ω bulb has a higher resistance than a 60Ω bulb.
    • Rolling Thunder: Rolling thunder occurs due to successive reflections of sound.
    • Law of Octaves: The law of octaves was applicable up to the element calcium.
    • Strongest Material: Aerographene is believed to be the strongest material on Earth.
    • SONAR: Sound Navigation and Ranging is the full form of SONAR.
    • Eka-Boron: Scandium is considered the eka-boron.
    • Indian City: Jamshedpur is also known as Tatanagar.
    • Voluntary Retirement: The percentage of employees (men and women) who opt for voluntary retirement and the remaining employees in service.
    • Compound Interest: A problem calculates the difference between compound and simple interest on a particular sum.

    RRB General Science Notes (Download PDF)

    • Lens Refraction: An object placed between infinity and the optical center of a concave lens forms a diminished image.
    • Mathematical Relationships: Various mathematical problems and expressions are given to calculate the result.

    RRB GK Material (Download PDF)

    • President of India: Dr. Rajendra Prasad served the longest term as the President of India.
    • World Water Day Theme: The 2019 World Water Day theme was "Leave No One Behind."
    • Scientific Names: Modern man is scientifically known as Homo sapiens.

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    Description

    Test your knowledge with this RRB JE 2019 Shift 1 quiz. Covering topics from decimal parts and acid-base chemistry to sound phenomena and resistance in bulbs, this quiz is designed for aspiring engineers. Challenge yourself with a variety of questions relevant to the exam syllabus.

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