Practise Discoveries & Invention MCQs in Everyday Science. Attempt multiple-choice questions, check answers and revise related subtopics.
Study Discoveries & Invention through multiple-choice questions in Everyday Science. This subtopic contains 310 practice questions. Read the wording carefully, compare the options and attempt an answer before checking the solution in learning mode.
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بیرومیٹر کس نے ایجاد کیا تھا؟
Answer: Evangelista Torricelli
Explanation The atmospheric pressure at any place is measured by a Barometer *** The barometer was invented by Evangelista in 1644. **
متواتر قانون کی دریافت کے لیے کون مشہور ہے؟
Answer: Mendeleev
Explanation Mendeleev : Chemist/inventor(from Russian ) Mendeleev discovered law: 1869
Answer: Disposal of sharps in a puncture-resistant container
Explanation A nurse is preparing a room for a patient with tuberculosis. The specific aspect of this tier of Standard Precautions is that the care should include: Disposal of sharps in a puncture-resistant container *** Patients who are initially suspected of having active TB should be placed in an airborne precautions isolation room. Airborne precautions require a private room and a negative pressure air handling system that exhausts to the outside. ... Airborne Precautions Wash hands. Gown. Mask or respirator. Goggles/face shield. Gloves.
\"ایسپرین\" کس نے ایجاد کی؟
Answer: Felix Hoffmann
Explanation Aspirin , also known as acetylsalicylic acid, is a drug used to relieve pain, fever, or inflammation. Aspirin was invented by German chemist Felix Hoffmann in 1897. ND23-4-2023
بھاپ کا انجن کس نے ایجاد کیا؟
Answer: Thomas Savery
Explanation Thomas Savery is considered the inventor of the first commercially used steam-powered device . In 1698, he patented a steam-powered pump designed to remove water from mines.
مصنوعی ذہانت کیا ہے؟
Answer: Artificial Intelligence is a field that aims to develop intelligent machine
Explanation Artificial Intelligence is a branch of Computer science , which aims to create intelligent machines so that machine can think intelligently in the same manner as a human does. Note: John McCarthy is recognized as the father of Artificial Intelligence due to his astounding contribution in the field of Computer Science. John McCarthy was an American computer scientist
Answer: Bernoulli’s Principle
Explanation Bernoulli’s Principle explains that faster airflow over the wings creates lower pressure, producing lift that keeps the airplane in the air.
Answer: 1680
Explanation Antonie van Leeuwenhoek first observed yeast cells using his single-lens microscope in 1680.
کس ملک میں پولیو ویکسین ایجاد ہوئی تھی؟
Answer: USA
Explanation In the early 1950s , the first successful vaccine was created by US physician Jonas Salk. Salk tested his experimental killed-virus vaccine on himself and his family in 1953 First used Salk vaccine in 1955 ( in activated) while A live attenuated (weakened) oral polio vaccine developed by Dr. Albert Sabin and first used in 1961 . Israel launched a polio vaccine drive after 1988 in April 2022.
تین جہتی تصویریں دیکھنے کے قابل ہونے کے لیے ہمیں کیا استعمال کرنا ہوگا؟
Answer: A stereoscope
Explanation A stereoscope is a device for viewing a stereoscopic pair of separate images, depicting left-eye and right-eye views of the same scene, as a single three-dimensional image. MUG 11-12-2022
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