What is the full form of SI? a) Standard International b) System International c) Scientific International d) Science International
Q: Which of the following gases are filled inside the Photoelectric cells? a) Carbon Dioxide b) Nitroge...
A: C
Q: Quantum Numbers are solutions of _____________ a) Heisenberg’s Uncertainty Principle b) Einstein’s m...
A: C
Q: Q3: semicomductor sheet have dimensions (5,4,2)mm, electric field applied is 2 volt, the current val...
A: Assuming the dimensions (5,4,2)mm are given in order (length,width,height) and the electric field is...
Q: (ii) Explain in detail two Heisenberg uncertainty principles. Apply Uncertainty principle to estimat...
A: Heisenberg uncertainty principle fixes a certain fundamental limit on the accuracy of determining th...
Q: Q2) Convert the vector field (A = 2ya,) to spherical coordinates at point P (2,-1,2) %3!
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...
Q: In Fermi-Dirac Statistics, one energy state can be occupied by more than one particle. a) True b) Fa...
A: False
Q: For an aluminium the modulus of rigidity is 2.1×1010 N/m2 and density is 2.7×103 kg/m3. Find the spe...
A: B
Q: please solve this question
A: Free body diagrams have drawn. Here mass of banana heap= Mass of the monkey.(Given in the problem!)
Q: A 2.00-kg block is pushed against a spring with negligible mass and force constant compressing it 0....
A:
Q: What will happen if the density of the universe is less than the critical density? a) The Universe w...
A: D
Q: What kind of photon is required for the pair production phenomenon to occur? a) Visible Light Photon...
A: The energy of the γ-ray photon is greater than 1.02 MeV only if it passed to the atomic nucleus (b&l...
Q: The Energy of the particle is proportional to __________ a) n b) n-1 c) n2 d) n-2
A: C
Q: For example E is a wave that propagates with speed of light. Prove that the magnetic field satisfies...
A: Maxwell's Equations The four most important equations of electromagnetism are known as Maxwell's Equ...
Q: An atom bomb is a ____________ a) Controlled fission reaction b) Controlled fusion reaction c) Uncon...
A: C
Q: Question What is ECM? Explain theoretically and mathematically?
A: Introduction: ECM stands for Electrochemical machining. The noteworthy feature of electrolysis is th...
Q: Neutron stars have a mass of ___________ a) 1.4 solar mass b) 14 solar masses c) 20 solar masses d) ...
A: A
Q: Which of the following cannot be conserved during Raman scattering? a) Total Energy b) Momentum c) K...
A: C
Q: The values of Energy for which Schrodinger’s steady state equation can be solved is called as ______...
A: B
Q: A chunk of ice (T = -20°C) is added to a thermally insulated container of cold water (T = 0°C). What...
A: Given data, Temperature of the ice = -20 0C temperature of the water = 0 0C
Q: Which of the following quantum number gives the shape of atomic orbital of sub-shell? a) n b) l c) m...
A: B
Q: The ratio of rms velocity to most probable velocity is ________ a) √3 : √2 b) √2 : √3 c) 3 : 2 d) 2 ...
A: Root mean square speed is given by : Vrms=3KBTm .........1where, KB=Boltzmann's constantT=te...
Q: A first – order system and its | response to unit step input as in Figure, what is the correct trans...
A: Given: The unit step response is given as follows: Introduction: A transfer function of an electron...
Q: The probability of finding an electron is along two directions in which orbital? a) s b) p c) d d) p
A: C
Q: A 1 kg block is attached to vertical rod by means of two strings. When the system rotates about the ...
A: Given: The mass of the block is m = 1 kg The acceleration due to gravity is g = 10 m/s2 The length o...
Q: Which of the following disease can be detected by X-Ray? a) Bladder infection b) Pneumonia c) Diarrh...
A: B
Q: Which of the following is also known as pressure waves? a) Transverse waves b) Longitudinal waves c)...
A: B
Q: Cosmology is the branch of science concerned with the ____________ a) Formation of Planets b) Format...
A: C
Q: QI: conductor that is 5 cm wide and I cm tall has a current of 30 A flowing through it , a magnetic ...
A: a. The electric field is given by E=vHw vH=12μ v=12×10-6 vw=5 cm = 5×10-2mE=12×10-6 v 5×10-2m=2.4×10...
Q: 8. The isotropic circular dise source of Am-241 has a diamcter of 8.5 mm, calculate the count rate c...
A:
Q: If Ψ1 and Ψ2 are two solutions of Schrodinger Wave equation then which of the following is also a so...
A: D
Q: On the picture below, consider the two waveforms below. If the third graph is the resulting wave, wh...
A: When two almost identical wave superpose, the maximum amplitude of the wave packet oscillates in tim...
Q: What are the short comes in Rayleigh formula for the explanation of energy distribution in blackbody...
A: ANSWER: The shortcoming for the Rayleigh formula Rayleigh considers the radiation as a standing wave...
Q: The speed of sound waves in air is 340 m/s, and the speed of light is 3 X 108 m/s. Consider a sound ...
A: Speed of a wave depends both the frequency and the wavelength of the wave. The formula to calculate ...
Q: What is the most fundamental property of wave? a) Temperature b) Pressure c) Frequency d) Wavelength
A: C
Q: X-rays possess electromagnetic character. a) True b) False
A: The x-rays are the part of electromagnetic spectrum and they are electromagnetic waves. The x-ray ar...
Q: Vectors
A:
Q: W:01)
A: We have given that, ρv1(ρ)=1ρ....(ρ<a)ρv2(ρ)=1ρ2...(a<ρ<b) and we know that, ρv1=QV=Qπa2hQ=...
Q: The expectation value of which measurement cannot be calculated using the typical method? a) Energy ...
A: D
Q: *? Which of the following does NOT correctly show the complex conjugate, w(¢) = e'n$ and w*($) = e¬i...
A:
Q: Which basic law is used for the derivation of mass variation with velocity? a) Law of conservation o...
A: c
Q: The Schrodinger wave equation is _______ a) Linear b) Quadratic c) Differential equation d) Derivabl...
A: A
Q: The number of base units for measuring physical quantities according to the SI system are ____ a) 1 ...
A: C
Q: Raman effect is scattering of ________ a) Atoms b) Molecules c) Protons d) Photons
A: D
Q: The motion of a wave packet is similar to _____________ a) Photons b) Waves c) Classical Particle d)...
A: The motion of a wave packet is similar to Classical Particle
Q: 2-
A: We know the relation betweenangle and wavelength for a specific maximum or minimum doable slit exper...
Q: An electron makes a transition from n = 5 state to n = 2 state in the hydrogen atom. What is the fre...
A: C
Q: In which medium sound travels faster? a) Solid b) Liquid c) Gas d) Water vapour
A: a
Q: A copper bar, with a temperature of 72 ° F. At 11:05 a.m., the temperature of the bar is recorded at...
A: According to Newton's law of cooling, we can write temperature as a function of time as Tt=Ce-kt+Ta....
Q: Provided a and b inorder to answer d and e please
A: The ideal gas equation is given asPV=nRTP is the pressure of the gasV is its volumen is the number o...
What is the full form of SI?
a) Standard International
b) System International
c) Scientific International
d) Science International
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