- B.Franklin
- Priestly
- Newton
- Faraday
- B
-
Joseph Priestly discovered the oxygen in 1774.
Everyday Science MCQs
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Which Vitamin is provided by Sunlight to the body?
- A
- B
- C
- D
- D
-
Vitamin D is also obtained from Fish.
Normally a human can inhale …..liter oxygen in 1 hour.
- 40
- 50
- 60
- 70
- a
Which disease causes difficulty in breathing?
- Asthma
- Autism
- Astig
- Anemia
- a
Acoustics is the science of:
- light
- Sound
- Waves
- Colours
- b
-
Science of light is called Optics.
Science of Colours is called Chromatics.
What is the Richter Scale used to measure?
- Flood
- Earthquake
- Volcano
- Tsunami
- b
-
Richter Scale was invented by “Charlas Francis Richter”.
Conductor can ……the current.
- Became
- Finish
- Pass
- None of these
- C
-
Conductor can pass the current.
Semi-Conductor cant pass the current in different nature of material
Insulator cant pass the current.
01 HP is equal to:
- 746 Watts
- 700 Watts
- 1000 Watts
- 1046 Watts
- a
-
HP stands for Horse Power.
What is unit of Frequency?
- Hertz(Hz)
- Watt
- Joul
- None of these
- a
-
Heinrich Hertz proved first time presence of electromagnetic waves.
Who invented the Electric Bell?
- 1830
- 1831
- 1845
- 1860
- B
-
An American Scientist, Joseph Henry invented first electric doorbell.
