Miscellaneous Physics: MCQ Test
50 questions · pick one option for each · submit when you finish to see your score and the correct answers.
Question 1 of 50
How many meters are in a micron?
- A10-4
- B10-6
- C104
- D106
Question 2 of 50
What is used to measure the density of milk?
- Alactometer
- BHydrometer
- Cbarometer
- DHygrometer
Question 3 of 50
What is a hygrometer used to measure?
- Arelative density of matter
- Bpurity of milk
- Chumidity in the atmosphere
- Ddepth of the sea
Question 4 of 50
Match List-I with List-II and select the correct answer using the codes given below the lists. List-I (Name of the instrument) List-II (Quantities they measure) A Anemometer 1. Speed of rotation B Ammeter 2. High temperature C Tachometer 3. Wind speed D Pyrometer 4. Electric speed 5. Loudness
- AABCD
- BABCD 3 4 1 2
- CABCD 3 5 2 1
- DABCD
Question 5 of 50
The machine gun was invented by-
- AJ.L. by baird
- Bby G. Broussa
- Cby Karl Benz
- Dby James Puckle
Question 6 of 50
The inventor of the electric bulb is-
- AJ.L. Baird
- BJ.B. Reyes
- CThomas Alva Edison
- DMarconi
Question 7 of 50
Albert Einstein was awarded the Nobel Prize in Physics in the year ………….
- A1920
- B1924
- C1934
- D1921
Question 8 of 50
Femto means power of ten.
- A-20
- B-12
- C-15
- D-16
Question 9 of 50
Which one of the following pairs is not correctly matched?
- AOdometer – A device for measuring the distance traveled by the wheels of a vehicle
- BOndometer – an instrument for measuring the frequency of electromagnetic waves
- CAudiometer – Sound intensity measuring device
- DAmmeter - an instrument for measuring electrical power
Question 10 of 50
Who discovered the 'Law of Floating' principle?
- ANewton
- BWright Brothers
- CGalileo
- DArchimedes
Question 11 of 50
Who invented the aeroplane?
- AHoffman
- BWright Brothers
- CEdison
- DStevenson
Question 12 of 50
Cyclotron is used to accelerate what?
- ANeutron
- BProton
- Cnuclear
- Dions
Question 13 of 50
Radar is used in-
- Adetecting objects using light waves
- BDetecting objects by reflecting sound waves
- CTo locate objects using radio waves
- Dchasing rain clouds
Question 14 of 50
The 'Block Hole Theory' was propounded by-
- AC. V. Raman
- BH.J. Mama
- CS. Chandrasekhar
- Dby Hargobind Khurana
Question 15 of 50
Who invented the 'electronic computer'?
- AEckert and Moschli
- BCarl Wenz
- CThomas Alva Edison
- DEdward Teller
Question 16 of 50
Who invented the battery?
- AVolta
- BRoentgen
- CFaraday
- DMaxwell
Question 17 of 50
How many calories are in a joule?
- A0.24
- B0.44
- C0.54
- D0.64
Question 18 of 50
How is the rotation per second of a flying wheel measured?
- Abarometer
- BAnemometer
- CHygrometer
- DStrovoscope
Question 19 of 50
Which of the following is used to measure very small time intervals accurately?
- APulsar
- BQuartz watches
- Catomic clocks
- Dwhite dwarf
Question 20 of 50
1 joule is equal to-
- A10 3Arg
- B10 5 Arg
- C107 Arg
- D1011 Arg
Question 21 of 50
The lie detector is-
- Apyrometer
- BSeismograph
- CPolygraph
- Dphonograph
Question 22 of 50
How much is a decalitre?
- A10 kilometers
- B10 liters
- C10 centilitres
- D100 liters
Question 23 of 50
Who invented the diesel engine?
- ARudolph
- BJohn Napier
- CMacmillan
- DJohn Macadam
Question 24 of 50
What is the Coolidge tube used to produce?
- Aradio waves
- Bmicrowaves
- CX-rays
- Dgamma rays
Question 25 of 50
The inventor of the typewriter is-
- ADavy
- BShoals
- CRoentgen
- DMarconi
Question 26 of 50
Who was the inventor of the fountain pen?
- AWaterman
- BParker
- CChailpark
- DSchaefer
Question 27 of 50
What is the distance of a light year?
- A3 ×8 km
- B9.46 ×10 km
- C9.46 ×12 km
- D9.46 ×15 km
Question 28 of 50
1 time is equal to-
- A10-5 Pa
- B107 Pa
- C105 Pa
- D104 Pa
Question 29 of 50
One horsepower (HP) consists of-
- A200 W
- B500 W
- C700W
- D746 W
Question 30 of 50
One micron is equal to-
- A1/10 mm
- B1/10mm
- C1/1000 mm
- D1/1000mm
Question 31 of 50
What is the approximate distance between the Sun and the Earth?
- A15.96 x 107 km
- B14.96 x 107 km
- C12.96x107 km
- D11.96x107km
Question 32 of 50
Who invented LED?
- ANick Hollow Nyack
- BElvas Howe
- CChuck Plough
- DChristiaan Huygens
Question 33 of 50
Which of the following is not correctly matched?
- AAnemometer - Wind Speed
- Bammeter - electric current
- Ctachometer - pressure difference
- DPyrometer - High Temperature
Question 34 of 50
How is the intensity of an earthquake measured?
- Abarometer
- BHydrometer
- Cpolygraph
- DSeismograph
Question 35 of 50
The mass of an electron in MeV is-
- A1.02 MeV
- B0.51 MeV
- C51 MeV
- D102 MeV
Question 36 of 50
Who developed the hydrogen bomb?
- AWernher von Braun
- BJ. robert oppenheimer
- CEdward Teller
- DSamuel Cohen
Question 37 of 50
Nobel Prize was started in the name of Alfred Noblett who discovered-
- Aof the airplane
- Bof the telephone
- CSafety Sump Key
- Dof dynamite
Question 38 of 50
One light year is closest to which of these?
- A108 m
- B1012 m
- C1015 m
- D1018 m
Question 39 of 50
Match the following- List-I List-II A Earthquake 1. Ammeter B Altitude 2. Seismograph C Electric Current 3. Altimeter D Resistance 4. Ohm
- AABCD 2 3 1 4
- BABCD 2 3 4 1
- CABCD
- DABCD 2 3 4 1
Question 40 of 50
Who invented the safety razor?
- ASteve Cher
- BLar Strauss
- CGillette
- DSteve Job
Question 41 of 50
Which of the following was invented by Alexander Graham Bell?
- APhone
- BBulb
- Cradar
- Drailway engine
Question 42 of 50
The acidity of rain is measured by-
- Abarometer
- BHygrometer
- CAmmeter
- DpH meter
Question 43 of 50
Converts chemical energy into electrical energy-
- ADynamo
- Bheater
- CMotor
- DBattery
Question 44 of 50
Which instrument is used to measure the humidity of air?
- AHygrometer
- BHydrometer
- CManometer
- Dodometer
Question 45 of 50
Who introduced the fourth dimension in physics?
- ANewton
- BEinstein
- CGalileo
- DNiels Bohr
Question 46 of 50
1 fathom is equal to-
- A1.61 km
- B1.65 km
- C1.80 km
- D1.85 km
Question 47 of 50
Energy transformation in a dynamo takes place in—
- Amechanical energy into electrical energy
- Bfrom thermal energy to electrical energy
- Cfrom potential energy to kinetic energy
- Dnone of these
Question 48 of 50
What is the technical name of flight recorder?
- Adeep box
- Bblind box
- Cblack box
- Dheight meter
Question 49 of 50
Who invented the 'barometer'?
- AEvangelista Torricelli
- BCharles Xavier Thomas
- CEdward Teller
- DGustav Tauschek
Question 50 of 50
Who is the inventor of the laws of gravity?
- AEdison
- BNewton
- CFaraday
- DNone of these