What  is the Minimum uncertainty with which the corrections in diopters are determined?

Q: Given: Molten steel alloy at a temperature of 500 degrees C has a maximum intensity of 2.0 watts/sq.…

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Q: If Planck’s constant were large, say 1034 times greater than it is, we would observe macroscopic…

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Q: What is the Zeeman effect, and what type of quantization was discovered because of this effect?

A: Zeeman effect refers to the splitting of spectral lines of an atom when the atom is placed in some…

Q: Explain blackbody readition

A: To understand black body radiation, you need to first understand a black body. It is a kind of body…

Q: In what year did Planck publish his famous equation? O 1936 O 1900 O 1905 O 1912

A: The mathematical equation for the Famous Planck equation is given as, E = hv Here, h is the Planck's…

Q: If the breadth of a spectral line of wavelength with 4000 A is 10-4 A what is the time for which the…

A: According to Heisenberg Uncertainty Principle,  ΔE. Δt = h/4π

Q: Calculate the de Brogile wavelength  in meters for a 150 g tenis ball traveling with a speed of 45…

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Q: Narrow line spectra are emitted by

A: To discuss narrow line spectra are emitted by which kind of atom.

Q: If the radius of the first ring observed in the Debye scherrer experiment is not observed to be 2…

A: Powder diffraction A powder specimen of a single material would consist 0f many small crystallites…

Q: Gven the Relatiustiċ Lagrargian L= -mê a) Find H

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Q: Most radiation detectors are gas-filled and solid-state detectors, but liquid scintillation…

A: Gas filled detectors are one of the most commonly used radiation detectors. They work on the general…

Q: What is the Rmin from the plot (i.e., at the bottom of the 'drop-shaped' curve!)? 3.0 3.8 1.2 4.4 O…

A: Given  Plot between the Rf  and θWe are suppose to find the Rmin from the plot

Q: The percentage uncertainity in the area of a circle of radius (2.5+0.1) x 103 cm is a) 4% b) 0.1% c)…

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Q: Explain the  diffuse radiation with necessary diagram?

A: Diffuse radiation – These are the solar radiation that has been absorbed by gases and ions in the…

Q: Calculate the de Broglie wavelength of a bullet of mass 80 g travelling at speed 869 m/s. Express…

A: Given, mass of bullet=80g=80x10-3 kg speed =v=869 m/s De broglie wavelength is given by…

Q: Plase provide detailed explanation of the Uncertainty Principal and provide examples

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Q: Is 34 steps a scalar quanity?

A: The main basic difference between a scalar and vector is :  " The scalar always have a magnitude…

Q: What does it mean for your experimental values to be precise?

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Q: Which contributes more to an atom’s mass—electrons or protons? Which contributes more to an atom’s…

A: Protons are positively charged particles and electrons are negatively charged particles inside an…

Q: What is the physical significance of the Nusselt number? How is it defined?

A: Nusselt number is defined as the ratio of heat flux by fluid when heat is transferred through the…

Q: The most common continuous Spectrums to describe sea 5tates are 2)

A: A continuous spectrum is one that has no visible interruptions or gaps across its wavelength range…

Q: The average lifetime of a tau is about 2.9 ✕ 10−13 s. Estimate the minimum uncertainty in the energy…

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Q: Approximate a molybdenum spectrum as bichromatic, with 80% of photons emitted at 18 keV and 20% of…

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Q: Three fundamental constants of physics, which we will encounter at various times, are: mp, the mass…

A: Given data: mp - Mass of the proton c- Speed of light h- Planck's constant The dimension wise,…

Q: Why was helium discovered in the sun’s spectrum before being observed on Earth? Why was hydrogen…

A: The spectrum from the sun was observed to have a bright yellow line in it and this line was earlier…

Q: Do we inadvertently alter the realities that we attempt to measure in a public opinion survey? Does…

A: The Heisenberg’s uncertainty principle is applicable only to quantum realm but it serves as popular…

Q: The percentage uncertainity in the area of a circle of radius (2.5± 0. 1) × 10³ cm is a) 4% b) 0.1%…

A: Write the formula for the % uncertainty as, %uncertainity=absolute uncertainityreading×100

Q: Why the Townsend’s first ionization coefficient α is impacted by gas pressure? Explain.

A: Townsend's first ionization coefficient (α)  is utilized in Townsend discharge, which  is a gas…

Q: What is the implication of light with 100 CRI?

A: Colour rendering index ( CRI) defines colour visibility on the scale of 0 to 100.

Q: A quankiky is calculaked from the fomuld. IF the error in measuring uniks, Find the corvesponding…

A: As given, The formula, y=Cx1+x2…

Q: A laser beam has a diameter of 3.4 mm at a distance of 2.35 m from the laser. If the diameter…

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Q: What is the maximum possible number of spectral lines observed, when the hydrogen atom is in its…

A: When the atom absorbs one or more quanta of energy while in its ground state, the electron moves…

Q: Does a wider normal distribution plot indicate more or less uncertainty in the data ? Explain

A: The uncertainty in the observation is the measure of how far the value is located from the…

Q: suppose we detect red photons at 102.57 nm emitted by electrons dropping from the n=3 to the n= 1…

A: Using Rydberg expression we have, 1/λ = RZ2 (1/n12 - 1/n22 ) where, λ = wavelength R = Rydberg…

Q: The emission spectrum for sodium below shows two bright lines at frequency 1(f ) and frequency 2(f…

A: Correct option is (A) i e                       h(f2-f1)

Q: What is the wavelength of a 50-GeV electron, which is produced at SLAC? This provides an idea of the…

A: Write the expression to determine the wavelength,

Q: How did the ionization of gas by cathode rays prevent H. Hertz from discovering the true character…

A: The experiment of cathode rays should b e done in vacuum.

Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?