The size of an atom is of the order of one (A) °Angstrom (B) Fermi (C) Micron (D) mm

The size of an atom is of the order of one
(A) °Angstrom
(B) Fermi
(C) Micron
(D) mm
by

1 Answer

Answer :

(A) °Angstrom
by

Related questions

The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10 -6m2 /s). (A) 24000 (B) 24 (C) 0.24(D) 0.44

Description : The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10 -6m2 /s). (A) 24000 (B) 24 (C) 0.24(D) 0.44

Last Answer : (D) 0.44

The most suitable unit for expressing nuclear radius is - (1) nanometre (2) fermi (3) angstrom (4) micron

Description : The most suitable unit for expressing nuclear radius is - (1) nanometre (2) fermi (3) angstrom (4) micron

Last Answer : (2) fermi Explanation: The atomic radius is a measure of the size of an atom. It is defined as one half the distance between the nuclei of two identical atoms that are bonded together. Angstrom is the most common unit used for measuring atomic radius.

The most suitable unit for expressing nuclear radius is : (1) nanometre (2) fermi (3) angstrom (4) micron

Description : The most suitable unit for expressing nuclear radius is : (1) nanometre (2) fermi (3) angstrom (4) micron

Last Answer : angstrom

or Indian standard (IS) screens, the mesh number is equal to its aperture size expressed to the nearest deca-micron (0.01 mm). Aperture width of IS screen of mesh number 50 will be approximately __________ microns. (A) 5 (B) 50 (C) 500 (D) 5000

Description : or Indian standard (IS) screens, the mesh number is equal to its aperture size expressed to the nearest deca-micron (0.01 mm). Aperture width of IS screen of mesh number 50 will be approximately __________ microns. (A) 5 (B) 50 (C) 500 (D) 5000

Last Answer : (C) 500

Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. (A) 0.007 (B) 0.30 (C) 50 (D) 0.014

Description : Pulverised coal passing through 200 mesh screen has a diameter of 0.074 mm (74 micron). The same passing through 50 mesh screen will have a dia of __________ mm. (A) 0.007 (B) 0.30 (C) 50 (D) 0.014

Last Answer : (B) 0.30

The opening of a 200 mesh screen (Taylor series) is (A) 0.0074 cm (B) 0.0074 mm (C) 0.0047 cm (D) 74 milli-micron

Description : The opening of a 200 mesh screen (Taylor series) is (A) 0.0074 cm (B) 0.0074 mm (C) 0.0047 cm (D) 74 milli-micron

Last Answer : (A) 0.0074 cm

1 micron how many mm ?

Description : 1 micron how many mm ?

Last Answer : 1 micron = 1/1000 mm.

One micron is equal to- (1) 1/10th of mm (2) 1/100th of mm (3) 1/1000th of mm (4) 1/10000th of mm

Description : One micron is equal to- (1) 1/10th of mm (2) 1/100th of mm (3) 1/1000th of mm (4) 1/10000th of mm

Last Answer : (3) 1/1000th of mm Explanation: In the U.S. the thickness of paint is expressed in mils (one mil equals 1/1000 of inch). The rest of the world expresses coating thickness in microns (1 micron = 1 millionth of a meter and 25.4 microns = .001” inch or 1 mil).

One micron is equal to- (1) 1/10th of mm (2) 1/100th of mm (3) 1/1000th of mm (4) 1/10000th of mm

Description : One micron is equal to- (1) 1/10th of mm (2) 1/100th of mm (3) 1/1000th of mm (4) 1/10000th of mm

Last Answer : (3) 1/1000th of mm Explanation: In the U.S. the thickness of paint is expressed in mils (one mil equals 1/1000 of inch). The rest of the world expresses coating thickness in microns (1 micron = 1 millionth of a meter and 25.4 microns = .001” inch or 1 mil).

A micron is equal to – (1) 0.1 ram (2) 0.01 mm (3) 0.001 mm (4) 0.0001 mm

Description : A micron is equal to – (1) 0.1 ram (2) 0.01 mm (3) 0.001 mm (4) 0.0001 mm

Last Answer : (3) 0.001 mm Explanation: 1 micron = 0.001 millimeters. A micrometre (micron) is one-millionth of a metre (or one-thousandth of a millimetre, 0.001 mm). Its unit symbol in the ... is a common unit of measurement for wavelengths of infrared radiation as well as sizes of cells and bacteria.

If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, 6 kg, 4 kg respectively, the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45

Description : If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, ... , the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45

Last Answer : Answer: Option C

A micron is equal to (1) 0.1 mm (2) 0.01 mm (3) 0.001 mm(4) 0.0001 mm

Description : A micron is equal to (1) 0.1 mm (2) 0.01 mm (3) 0.001 mm(4) 0.0001 mm

Last Answer : 0.001 mm

Work index is defined as the (A) Gross energy (kWh/ton of feed) needed to reduce very large feed to such a size that 80% of the product passes through a 100 micron screen (B) Energy needed to crush one tonne of feed to 200 microns (C) Energy (kWh/ton of feed) needed to crush small feed to such a size that 80% of the product passes a 200 mesh screen (D) Energy needed to crush one ton of feed to 100 microns

Description : Work index is defined as the (A) Gross energy (kWh/ton of feed) needed to reduce very large feed to such a size that 80% of the product passes through a 100 micron screen (B) Energy needed to crush ... of the product passes a 200 mesh screen (D) Energy needed to crush one ton of feed to 100 microns

Last Answer : (A) Gross energy (kWh/ton of feed) needed to reduce very large feed to such a size that 80% of the product passes through a 100 micron screen

Size measurement of ultrafine particles can be best expressed in terms of (A) Centimetre (B) Screen size (C) Micron (D) Surface area per unit mass

Description : Size measurement of ultrafine particles can be best expressed in terms of (A) Centimetre (B) Screen size (C) Micron (D) Surface area per unit mass

Last Answer : (D) Surface area per unit mass

The smallest size of a cell that can be seen with naked eye is: (1) 1 micron (2) 10 micron (3) 100 micron (4) 1000 micron

Description : The smallest size of a cell that can be seen with naked eye is: (1) 1 micron (2) 10 micron (3) 100 micron (4) 1000 micron

Last Answer : (3) 100 micron Explanation: The smallest objects that can be seen with unaided eye are about 0.1 mm long, which is equal to 100 micrometres. Micron (u) is an alternate name of micrometre.

Which of the following is the most significant factor regarding filler in composite for increased strength: A. Particle size 1-3 micron B. Sub micron sized particles C. High concentration of the filler particles

Description : Which of the following is the most significant factor regarding filler in composite for increased strength: A. Particle size 1-3 micron B. Sub micron sized particles C. High concentration of the filler particles

Last Answer : C. High concentration of the filler particles

Drift susceptible size of droplets in micron diameter is a). 150-200 b). 200-250 c). <150 d). >250

Description : Drift susceptible size of droplets in micron diameter is a). 150-200 b). 200-250 c). 250

Last Answer : c).

The smallest size of a cell that can be seen with naked eye is: (1) 1 micron (2) 10 micron (3) 100 micron (4) 1000 micron

Description : The smallest size of a cell that can be seen with naked eye is: (1) 1 micron (2) 10 micron (3) 100 micron (4) 1000 micron

Last Answer : 100 micron

Unit of radioactivity is (A) Barn (B) Fermi (C) Angstrom (D) Curie

Description : Unit of radioactivity is (A) Barn (B) Fermi (C) Angstrom (D) Curie

Last Answer : (D) Curie

First experimental observation of nuclear fission was done by (A) Plane (B) Rutherford (C) Fermi (D) Hahn and Strassmann

Description : First experimental observation of nuclear fission was done by (A) Plane (B) Rutherford (C) Fermi (D) Hahn and Strassmann

Last Answer : (C) Fermi

Unit of radioactivity is (A) Barn (B) Fermi (C) Angstrom (D) Curie

Description : Unit of radioactivity is (A) Barn (B) Fermi (C) Angstrom (D) Curie

Last Answer : (D) Curie

. The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an (A) Bag filter (B) Electrostatic precipitator (C) Cyclone separator (D) Wet scrubber

Description : . The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an (A) Bag filter (B) Electrostatic precipitator (C) Cyclone separator (D) Wet scrubber

Last Answer : (B) Electrostatic precipitator

What is the Fermi paradox?

Description : What is the Fermi paradox?

Last Answer : The Fermi paradox is the apparent contradiction between the high probability of the existence of extraterrestrial civilizations, as suggested by the Drake equation, and the lack of evidence for their existence, and has been the subject of much speculation and debate.

What is the Fermi-Dirac statistics?

Description : What is the Fermi-Dirac statistics?

Last Answer : The Fermi-Dirac statistics is a type of quantum statistics that describes the behavior of fermions, which are a type of subatomic particle that follow the rules of quantum mechanics, and are important in many areas of physics, including the behavior of electrons in solids.

What is the Fermi paradox?

Description : What is the Fermi paradox?

Last Answer : The Fermi paradox is the apparent contradiction between the high likelihood of the existence of extraterrestrial civilizations and the lack of evidence for their existence

What is your solution to or thoughts on the Fermi paradox?

Description : What is your solution to or thoughts on the Fermi paradox?

Last Answer : answer:The size of the universe combined with the age of the universe makes the probability ridiculous. Consider that humans have only had written communication (And by that I mean the ability to ... it makes sense to believe that there may be advanced intelligent life out there somewhere, somewhen.

The Fermi Paradox asks, "Where is everybody?" Could intelligent life be mostly self extinguishing?

Description : The Fermi Paradox asks, "Where is everybody?" Could intelligent life be mostly self extinguishing?

Last Answer : answer:It's a good piece, and the overall thesis is worth thinking about. Still, it seems to me that there are several alternatives to the pessimistic hypothesis that intelligent life extinguishes ... think about how far away a civilization in another solar system-or even another galaxy-would be.

The name of the scientist who discovered neutron is - (1) Fermi (2) Rutherford (3) Chadwick (4) Bohr

Description : The name of the scientist who discovered neutron is - (1) Fermi (2) Rutherford (3) Chadwick (4) Bohr

Last Answer : (3) Chadwick Explanation: Sir James Chadwick, CH, FRS (20 October 1891 – 24 July 1974) was a British physicist who was awarded the 1935 Nobel Prize in Physics for his discovery of the neutron in 1932.

Nuclear sizes are expressed in a unit named - (1) Fermi (2) Angstrom (3) Newton (4) Tesla

Description : Nuclear sizes are expressed in a unit named - (1) Fermi (2) Angstrom (3) Newton (4) Tesla

Last Answer : (1) Fermi Explanation: The fermi (1 fm = 10⁻¹⁵ m) is of the order of magnitude of the size of nucleons and nuclei, so it is more appropriate to describe sizes for nuclear phenomena.

Neutron was discovered by - (1) Chadwick (2) Rutherford (3) Fermi (4) Bohr

Description : Neutron was discovered by - (1) Chadwick (2) Rutherford (3) Fermi (4) Bohr

Last Answer : (1) Chadwick Explanation: Neutron was discovered by James Chadwick in the year 1932. The neutron is a subatomic particle, symbol n or n⁰, with no net electric charge and a mass slightly larger than that of a proton. Protons and neutrons constitute the nuclei of atoms.

Which unit we use to express nuclear sizes? (1) Tesla (2) Newton (3) Fermi (4) None of above

Description : Which unit we use to express nuclear sizes? (1) Tesla (2) Newton (3) Fermi (4) None of above

Last Answer : (3) Fermi

Natural radioactivity was discovered by - (1) Marie Curie (2) Ernest Rutherfor (3) Henri Becquerel (4) Enrico Fermi

Description : Natural radioactivity was discovered by - (1) Marie Curie (2) Ernest Rutherfor (3) Henri Becquerel (4) Enrico Fermi

Last Answer : (3) Henri Becquerel Explanation: The Discovery of Radioactivity. In 1896 Henri Becquerel was using naturally fluorescent minerals to study the properties of xrays, which had been discovered in 1895 by Wilhelm Roentgen.

What “Enrico Fermi” invented? A. X ray machine B. Betatron C. Cyclotron D. Nuclear reactor (Answer)

Description : What “Enrico Fermi” invented? A. X ray machine B. Betatron C. Cyclotron D. Nuclear reactor (Answer)

Last Answer : D. Nuclear reactor (Answer)

Which of the following properties distinguish a material as conductor, insulator and semiconductor? a) Free electron charges b) Fermi level after doping c) Energy band gap d) Electron density

Description : Which of the following properties distinguish a material as conductor, insulator and semiconductor? a) Free electron charges b) Fermi level after doping c) Energy band gap d) Electron density

Last Answer : c) Energy band gap

The dark lines constituting the absorption spectrum exhibited by sunlight are frequently called: A. Fresnel lines B. Fraunhofer lines C. Fermi lines D. Franklin lines

Description : The dark lines constituting the absorption spectrum exhibited by sunlight are frequently called: A. Fresnel lines B. Fraunhofer lines C. Fermi lines D. Franklin lines

Last Answer : B. Fraunhofer lines

The idea that we CANNOT know both the position and velocity of a subatomic particle at the same time was formulated by: w) Einstein x) Heisenberg y) Fermi z) Schroedinger

Description : The idea that we CANNOT know both the position and velocity of a subatomic particle at the same time was formulated by: w) Einstein x) Heisenberg y) Fermi z) Schroedinger

Last Answer : ANSWER: X -- HEISENBERG

The dark lines constituting the absorption spectrum exhibited by sunlight are frequently called: w) Fresnel lines x) Fraunhofer lines y) Fermi lines z) Franklin lines

Description : The dark lines constituting the absorption spectrum exhibited by sunlight are frequently called: w) Fresnel lines x) Fraunhofer lines y) Fermi lines z) Franklin lines

Last Answer : ANSWER: X -- FRAUNHOFER LINES

Which of the following men was involved with the first controlled nuclear reaction? w) Linus Pauling x) Nelson Sartoris y) Edward Teller z) Enrico Fermi

Description : Which of the following men was involved with the first controlled nuclear reaction? w) Linus Pauling x) Nelson Sartoris y) Edward Teller z) Enrico Fermi

Last Answer : ANSWER: Z -- ENRICO FERMI

The random motion of particles suspended in a fluid is called: w) Boson Condensation x) Fermi Motion y) Brownian Motion z) Pauli Motion

Description : The random motion of particles suspended in a fluid is called: w) Boson Condensation x) Fermi Motion y) Brownian Motion z) Pauli Motion

Last Answer : ANSWER: Y -- BROWNIAN MOTION

Define (i) Intrinsic semiconductor (ii)Fermi energy level

Description : Define (i) Intrinsic semiconductor (ii)Fermi energy level  

Last Answer : (i) Intrinsic semiconductor: The semiconductor in extremely pure form is called as intrinsic semiconductor.  (ii) Fermi energy level : The energy difference between conduction band and valence band is called as fermi energy level.

In a single crystal of an intrinsic semiconductor, the number of free carriers at the Fermi level at room

Description : In a single crystal of an intrinsic semiconductor, the number of free carriers at the Fermi level at room temperature is: A) Half the total number of electrons in the crystal B) Zero C) Half the number of atoms in the crystal D) Half the number of free electrons in the crystal

Last Answer : In a single crystal of an intrinsic semiconductor, the number of free carriers at the Fermi level at room temperature is: Zero 

In an n-type semiconductor, as the donor concentration ND increases, the Fermi level EF:

Description : In an n-type semiconductor, as the donor concentration ND increases, the Fermi level EF: (1) Remains unaltered (2) Moves towards the conduction band (3) Move towards the center of forbidden energy gap (4) May or may not move depending on temperature 

Last Answer : In an n-type semiconductor, as the donor concentration ND increases, the Fermi level EF: Moves towards the conduction band

Fermi level is the measure of...

Description : Fermi level is the measure of  (A) Doping of electrons (B) Probability of occupancy of electrons or holes (C) Probability of occupancy of photons (D) Probability of occupancy of wavelength

Last Answer : (C) Probability of occupancy of photons

Fermi energy is the amount of energy which

Last Answer : Fermi energy is the amount of energy which Must be given to an electron to move it to conduction band.

what is fermi energy

Description : what is fermi energy

Last Answer : Fermi energy is the part of electron band diagram.Fermi energy is highest energy that the electron assume at T = 0 K. Fermi level comes in between conduction band and valance band. In case of ... , In case of semiconductor energy gap is small, And in case of conductor energy gap is overlap.

Will filtering my pond with a 1 micron filter be unhealthy for my fish?

Description : Will filtering my pond with a 1 micron filter be unhealthy for my fish?

Last Answer : I can't imagine how it would be unhealthy. I also would be shocked if you're able to filter it to the degree that it was bad for them. I suppose it depends on the species of fish. When I took ... aquariums I filtered them until the water was as clear as the glass and the fish did not seem to mind.

I am as small as a micron, stealthy like a spy, and I have always been caught. What Am I? -Riddles

Description : I am as small as a micron, stealthy like a spy, and I have always been caught. What Am I? -Riddles

Last Answer : A Virus!

How many gsm in 75 micron?

Description : How many gsm in 75 micron?

Last Answer : Need answer

What is 5 micron displayed as a decimal?

Description : What is 5 micron displayed as a decimal?

Last Answer : It is 5 micron. A decimal representation does not imply a changein the measurement units. If this is required then you need tospecify the units into which the quantity is to be converted.

What is 0.001 micron?

Description : What is 0.001 micron?

Last Answer : What is the answer ?