Tag: science & technology

Questions Related to science & technology

  1. Big Bang

  2. Steady State

  3. Oscillationg or Pulsating

  4. Quasi Steady State


Correct Option: C

If nucleus of two atoms contains equal number of NEUTRONS then they are known as __.

  1. isotopes

  2. isobars

  3. isotones

  4. nuclear isomers


Correct Option: C

A projectile is thrown at some angle with respect to earth with some initial velocity. The trajectory of the projectile is best represented as ___.

  1. straight line

  2. parabola

  3. hyperbola

  4. circle


Correct Option: B

Early Motion Picture Camera.

  1. Albert Einstein

  2. William Kennedy Dickson

  3. Guglielmo Marconi

  4. James Watt


Correct Option: B

ElectroCardiogram (ECG)

  1. Karl Benz

  2. Guglielmo Marconi

  3. Tim Berners-Lee

  4. Willem Einthoven


Correct Option: D

AI Explanation

To answer this question, you need to have knowledge of the inventor of the ElectroCardiogram (ECG).

Option A) Karl Benz - This option is incorrect because Karl Benz is known for inventing the first practical automobile.

Option B) Guglielmo Marconi - This option is incorrect because Guglielmo Marconi is known for his contributions to the development of radio communication.

Option C) Tim Berners-Lee - This option is incorrect because Tim Berners-Lee is known as the inventor of the World Wide Web.

Option D) Willem Einthoven - This option is correct because Willem Einthoven invented the ElectroCardiogram (ECG) in the early 20th century. He developed the technology and methodology to record the electrical activity of the heart, which revolutionized the field of cardiology.

The correct answer is Option D. Willem Einthoven is credited with the invention of the ElectroCardiogram (ECG).

  1. Alexander Fleming

  2. Guglielmo Marconi

  3. Tim Berners-Lee

  4. Elias Howe


Correct Option: A

Gravity

  1. Laszlo Biro

  2. Isaac Newton

  3. Thomas Edison

  4. Wright Brothers


Correct Option: B

Cola

  1. Laszlo Biro

  2. Isaac Newton

  3. John Pemberton

  4. Percy Spencer


Correct Option: C

hydrogen bomb

  1. Wright Brothers

  2. Isaac Newton

  3. Edward Teller

  4. Thomas Edison


Correct Option: C