Practice Question and Answer

Q:

An interval of 3 hours 40 minutes is wrongly estimated as 3 hours 45.5 minutes. The error percentage is  

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  • 1
    5%
    Correct
    Wrong
  • 2
    2.5%
    Correct
    Wrong
  • 3
    5.5%
    Correct
    Wrong
  • 4
    5.2%
    Correct
    Wrong
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Answer : 2. "2.5%"

Q: A Step-Up Transformer Increases 2497 0

  • 1
    Power
    Correct
    Wrong
  • 2
    Current
    Correct
    Wrong
  • 3
    Frequency
    Correct
    Wrong
  • 4
    Voltage
    Correct
    Wrong
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Answer : 4. "Voltage"
Explanation :

Answer: D) Voltage Explanation: A transformer that increases voltage from primary to secondary (more secondary winding turns than primary winding turns) is called a Step-Up Transformer. Conversely, a transformer designed to do just the opposite is called a Step-Down Transformer.

Q: Where is the Headquarter of ASEAN (Association of Southeast Asian Nations)? 2496 0

  • 1
    Jakarta
    Correct
    Wrong
  • 2
    Beijing
    Correct
    Wrong
  • 3
    Newyork
    Correct
    Wrong
  • 4
    Da Nang
    Correct
    Wrong
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Answer : 1. "Jakarta"
Explanation :

Answer: A) Jakarta Explanation: The ASEAN Headquarters is located in Jakarta, Indonesia.   ASEAN is The Association of Southeast Asian Nations is a group of ten Southeast Asian countries. It was formed on 8th August 1967. The 10 countries in ASEAN are Indonesia, Malaysia, Philippines, Singapore, Brunei, Myanmar, Cambodia, Laos, Vietnam and Thailand.   Its main purpose include the acceleration of economic growth, social progress, cultural development among its members, the protection of the peace and stability of the region, and to provide opportunities for member countries to discuss differences peacefully.

Q:

Persistence of vision is the Principle behind:

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  • 1
    Camera
    Correct
    Wrong
  • 2
    Binocular
    Correct
    Wrong
  • 3
    Cinema
    Correct
    Wrong
  • 4
    Periscope
    Correct
    Wrong
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Answer : 3. "Cinema "

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Answer : 2. "B"
Explanation :

Replace Would know with Would have known

Q:

Which of the following Vedas is written in both prose and verse?

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  • 1
    Rigveda
    Correct
    Wrong
  • 2
    Samaveda
    Correct
    Wrong
  • 3
    Yajurveda
    Correct
    Wrong
  • 4
    Atharvaveda
    Correct
    Wrong
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Answer : 3. "Yajurveda"

Q:

Choose the alternative which is closely resembles the mirror image of the given combination.

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  • 1
    A
    Correct
    Wrong
  • 2
    B
    Correct
    Wrong
  • 3
    C
    Correct
    Wrong
  • 4
    D
    Correct
    Wrong
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Answer : 1. "A"

Q:

The height of a light house is 20 meters above sea level. The angle of depression (from the top of the lighthouse) of a ship in the sea is 30°. What is the distance of the ship from the foot of the light house?

2496 0

  • 1
    16 m
    Correct
    Wrong
  • 2
    20√ 3 m
    Correct
    Wrong
  • 3
    20 m
    Correct
    Wrong
  • 4
    30 m
    Correct
    Wrong
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Answer : 2. "20√ 3 m"

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