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  • Question
  • In a color television set using a picture tube a high voltage is used to accelerate electron beams to light the screen. That voltage is about...?


  • Options
  • A. 500 volts
  • B. 5 thousand volts
  • C. 25 thousand volts
  • D. 100 thousand volts

  • Correct Answer
  • 25 thousand volts 

    Explanation
    This voltage often remains in storage even if the set is unplugged. Although the voltage is very high it has very low power but it can be dangerous because your body jumps if brought in contact.

  • More questions

    • 1. What molecule makes the trunk of a tree sturdy?

    • Options
    • A. Disaccharide
    • B. Fructose
    • C. Cellulose
    • D. Glucose
    • Discuss
    • 2. Most of the oxygen transported by the blood is

    • Options
    • A. bound to hemoglobin
    • B. dissolved in plasma
    • C. dissolved in water
    • D. in ionic form as solute in plasma
    • Discuss
    • 3. Who is the author of the book named "Making India Awesome"?

    • Options
    • A. Jairam Ramesh
    • B. Tarun Khanna
    • C. Chetan Bhagat
    • D. Amitav Ghosh
    • Discuss
    • 4. Choose the most appropriate answer:Lines joining places of equal temperature are called

    • Options
    • A. Isotherms
    • B. Isohyets
    • C. Isomers
    • D. Isobars
    • Discuss
    • 5. Elapidae Naja is the scientific name of _______.

    • Options
    • A. Cobra
    • B. Elephant
    • C. Eagle
    • D. Owl
    • Discuss
    • 6. What is the currency of Japan?

    • Options
    • A. yen
    • B. dirham
    • C. yuan
    • D. None of the above
    • Discuss
    • 7. Benign prostatic hyperplasia is characterized by

    • Options
    • A. Not functioning of prostate gland
    • B. Enlargement of prostate gland
    • C. Epididymis issue
    • D. None of the above
    • Discuss
    • 8. The book "Azad Bachpan ki Aur" is written by which author?

    • Options
    • A. Kailash Satyarthi
    • B. Radhakant Bharti
    • C. Dipak Misra
    • D. Subhash Chandra
    • Discuss
    • 9. Where is the DNA located in a eukaryotic cell?

    • Options
    • A. Nucleus
    • B. Chromosomes
    • C. Mitochondria
    • D. All of the above
    • Discuss
    • 10. Junk e-mail is also called ______

    • Options
    • A. Spam
    • B. Spoof
    • C. Sniffer script
    • D. Spool
    • Discuss


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