Tag: scientists

Questions Related to scientists

The Maulana Azad National Urdu University is located at ___________.

  1. Bhopal

  2. New Delhi

  3. Lucknow

  4. Hyderabad


Correct Option: D

He was a professor of mathematics at St. Petersburg University, Prof. of anatomy and physics at the University of Groningen, and prof. of physics, anatomy and botany at the University of Basle. But he is most famous for what is known as 'Bernouilli's theorem'. Name the outstanding mathematician- of a well-known Swiss family.

  1. Johann Bernouilli

  2. Jacob Bernouilli

  3. Danial Bernouilli

  4. None of these


Correct Option: C
Explanation:

Daniel Bernouilli has given the most famous Bernouilli theorem in field of fluid mechanics.

Challenger is the name of a

  1. Space-lab

  2. Space shuttle

  3. Satellite

  4. Rocket


Correct Option: B
Explanation:

Challenger is the name of a Space shuttle.

Which of the following instruments is used to check whether electricity is flowing through a substance or not?

  1. Ammeter

  2. Voltmeter

  3. Tester

  4. None of these


Correct Option: C
Explanation:

 Tester is used to check whether electricity is flowing through a substance or not.

Astronomers have discovered a bizarre, hexagon-shaped feature in the clouds of Saturn near the planet's north pole. The feature was first seen in images sent by the

  1. Voyager spacecraft

  2. Casis spacecraft

  3. Messenger spacecraft

  4. Pathfinder spacecraft


Correct Option: A

Sudden fall of a barometer reading indicates

  1. Storm

  2. Dry weather

  3. Fine weather

  4. Cold weather


Correct Option: A

In a microwave oven the device used for generating microwaves is

  1. Stirrer fan

  2. Metal wall

  3. Magnetron

  4. Cyclotron


Correct Option: C

Which of the following is/are the source/s of ultraviolet radiations?

  1. The sun

  2. Electric arcs of mercury

  3. Discharges in hydrogen

  4. All of these


Correct Option: D

The output of a given windmill

  1. Increases with an increase in wind velocity

  2. Decreases with an increase in wind velocity

  3. Is independent of wind velocity

  4. Cannot be determined


Correct Option: A

Example of Invention in field of communication is _____________.

  1. Telephone

  2. Fax

  3. Internet

  4. All of these


Correct Option: D
Explanation:
Telephone, Fax and Internet are communication related Invention.