What are the requirements for producing laser action? Explain the principle of laser by schematic diagram.
Q: In a radioactive material, fraction of active material remaining after time t is 9/16. The fraction ...
A: Given data- N/N0=9/16 t=t/2
Q: A body of mass 5 kg is being pulled up along a rough inclined plan with an acceleration of 5 cm/s2 b...
A: Given data: Mass of the body m=5 kg. Acceleration of the body a=5 cm/s2. Coefficient of the frictio...
Q: Advanced Physics Question
A: The atmospheric pressure is given as, Patm=101.325 kPa The side of square is given as, a=5 m TO DETE...
Q: Explain the principle of guided waves and describe how they are reflected inside the waveguide.
A: If light is travelled in any medium we know that it can also travelled in vacuum. Hence the ratio of...
Q: A set of 31 tuning forks is arranged in a series of decreasing frequencies such that each fork gives...
A: Given data-n1=2n31beat frequency=5 HzThe set of tuning fork is arranged in a series of decreasing fr...
Q: A small turbine runs an aircraft refrigeration system. Air enters the turbine, at 4 bar and 40°C wit...
A: Heat is the energy in transition. Whenever there is a temperature between two systems, energy flows ...
Q:
A: Given data, Angle of reflection = 14.1o hkl plane = (111)
Q: The critical angle of a medium for a specific wavelength, if the medium has relative permittivity 3 ...
A: The critical angle of a medium for a specific wavelength, if the medium has relative permittivity 3 ...
Q: Suppose you initially have a bathtub full of water and then remove the drain plug to let it drain. I...
A: The divergence of vector field is directly related to its density. If density is constant then dive...
Q: The Voltage Regulation of SG measures: Select one: a. The shape of speed-torque characteristic b....
A: The change in the magnitude of the voltage of sending and the magnitude of the voltage of receiving ...
Q: When the wavelength of radiation falling on a metal is changed from 500 nm to 200 nm, the maximum ki...
A: Given:λ1=500 nmλ2=200 nm
Q: An aeroplane is flying horizontally at height of 4500 m with speed 50 m/s. Than an object is release...
A: Given, height (h) = 4500 m speed (u) = 50 m/s (1) the time(T) taken by object to reach on...
Q: QUESTION 2 Which statements about torque are correct? Choose all that apply. Positive torques result...
A: The torque which is responsible for circular motion of any object is basically the radial compone...
Q: The table gives relative values for three situations for the barrier tunneling experiment of the fig...
A: The probability of electron tunneling through the barrier, P=e-4Lπ(2mV-E)1/2h If the proportionality...
Q: A bullet of mass m is fired straight up at a falling wooden block that has a mass of mass M. The bul...
A: The bullet of mass m is moving straight upwards with a velocity v towards the block of mass M, falli...
Q: The pressure drop along a length of artery is 100 Pa, the radius is 10 mm, and the flow islaminar. T...
A: The pressure drop is 100 Pa or 100 N/m2. The radius of the drop is 10 mm or 0.01 m. The average spee...
Q:
A: Concept used: Simple cube cell unit is smallest repeating unit in a lattice structure
Q: if we have to generate light of (v = 4.74 10 Hz) wavelength at temperature(300K) from the system of ...
A: Given that, frequency ν= 4.74x1014 Hz T = 300 K The ratio of stimulated and spontaneous emission is...
Q: The series combination of two batteries both of the same emf 10 ?, but different internal resistance...
A:
Q: 24/ In the circuit shown in figure 4, find the power dissipated at the resistance 42 by using superp...
A: Given data, Voltage of batteries used in the circuit = 60 V and 25 V
Q: B9
A: Let ri be the position vectors, Fi be the applied forces and scalar product G given by, i is for all...
Q: A stick of uniform mass distribution has its bottom end attached to a wall by a pivot and is held up...
A: Tension is defined as the axially transmitted pulling force communicated by a string, cable, chain, ...
Q: In a Young's double-slit experiment, the slits are separated by 0.28 mm and the screen is placed 1.4...
A: We have-Distance between the slits , d=0.28 mm=2.8×10-4mDistance between central and fourth fringe, ...
Q: A light bulb emits light uniformly in all directions. The average emitted power is 75W. At a distanc...
A: Given, Average power, P=75W Distance, r= 2m Intensity is given by,
Q: Steam at 500 kPa having a quality of 0.9 expands adiabatically and reversibly to a final pressure of...
A: Given Data : p1=500 kPa=5 bar, x1=0.9 , p2=100 kPa=1 bar Expression ...
Q: A battery of emf 10 V and internal resistance 3 2 is connected to a resistor. If the current in the ...
A: We have known data,Emf of the battery, E=10 VResistance of the resistor=RCurrent in the circuit, I=0...
Q: A small rod of length 1.0 cm is placed along the x-axis and has a linear charge density given by λ=α...
A: Given Rod length is 1.0cm and charge density Here x is measured from its centre.
Q: Given that the following is a series of 8 LED lights ΩΩ ΩΩΩΩ Ω Ω And Convert 121 from decimal to an ...
A: Given, Decimal is 121 Division by 2 Quotient Remainder Bit 121/2 60 1 0 60/2 30 0 1 30/2 ...
Q: Estimate the lowest state energy of a system with Hamiltonian, H = P. -+V(x) where 2m -bx V(x) = 9Ex...
A: Given: H=P22m+VxVx=qEx for x>0∞ for x≤0
Q: A circular coil has moment of inertia 0.8 kg m2 around any diameter and is carrying current to produ...
A: A circular coil has a moment of inertia 0.8 kg m2 around any diameter and is carrying current to pro...
Q: A particle of mass m is under the central force created by the potential energy U(r)=A*r (A>0). T...
A: solution: For the central force, the effective potential is given by, Ueff=l22mr2+Ur ...
Q: Two particles of equal mass collide. Before the collision, particle A has initial velocity VA, while...
A: Conservation of linear momentum: The linear momentum of a system remains constant in magnitude and d...
Q:
A: Solution: The possible value of l,m for n = 2 states are (0,0) (1,0) (1,1) and (1,-1). The peturbed ...
Q: In the circuit, determine the equivalent capacity and the total energy stored.a-) 20 µF; 144mJb-) 5....
A: A capacitor is a combination of two conductors separated by an insulator. A parallel plate capacitor...
Q: A spring executes SHM with mass of 10 kg attached to it. The force constant of spring is 10 N/m. Ifa...
A: A spring executes SHM with mass of 10 kg attached to it. The force constant of spring is 10 N/m. If ...
Q: oltzmann distribution describes the relative populations. In this regard, the system behaves as It h...
A: The relative population can be defined as niN=e-βεiqWhere q=∑J=0∞(2J+1)e-βhcBJ(J+1)⇒niN=e-βεi∑J=0∞(2...
Q: A body is moving in a low circular orbit about a planet of mass M and radius R. The radius of the or...
A: A body is moving in a low circular orbit about a planet of mass M and radius R. The radius of the or...
Q: A solid conductor of radius a is surrounded by a conducting tube of inner radius b and outer radius ...
A: Solution: As per the given data,
Q: Consider a gas of triatomic molecules. The molecules are assumed to be triangular and made of massle...
A: The gas consists of tri-atomic molecules, arranged in a triangular shape, with mass less rigid rods ...
Q: Two parallel plates of 110 cm2 area are each given equal but opposite charges of 890 nC. The electri...
A: A capacitor is an electronic device that stores charge in an electric circuit. A parallel plate capa...
Q: The energy stored in a region for every unit volume of the region is: directly proportional to the m...
A:
Q: Q:06)
A: Given, Energy, H=hωσ ϕ>=α0>+β1>ϕ>=α10+β01ϕ>=αβ σx^=ϕσx^ϕσx^=α*,β*0110αβσx^=α*,β*βασx^...
Q: A fixed amount of a particular ideal gas at 25°C and a pressure of 1.75 ✕ 105 Pa occupies a volume o...
A: Solution- Given thatInitial temperature of the gas (T1)=25°C=25+273=298 KInitial pressure of the gas...
Q: What are the dangers of depending solely on science?
A: Definition: Science, is by definition the study of nature and facts. We observe things and learn.
Q: Explain that photoelectric effect can not be explained by classicalphysics and how it provides the e...
A: Photoelectric effect When a light with frequency greater than certain value fall on a matter it will...
Q: The relationship between kinetic and dynamic quantities in translation and rotation Note: Make an il...
A: When moving from translational motion to rotational motion, the quantities involved also change The ...
Q: Nitrogen with a mass of 2.5 kg expands at a constant pressure. Theinitial pressure and temperature i...
A: Given : M=2.5kg, P=170×103Pa, T1=27°C, T2=200°C, R=0.2968kJ/kgK The enthalpy is defined as : H=U+PV...
Q: Hello I need solving (i, ii, iii & the bonus statement) with explanations. Please and thank you.
A: Given, specific gravity of wood is, S.Gw=0.78 Since specific gravity can be written as, S.G=density ...
Q: Calculate the Mean Arterial Pressure (MAP) for the following three blood pressurereadings: Interpret...
A: The mean arterial pressure is defined by MAP=SBP+2(DBP)3 Where SBP= systolic blood pressure and DBP...
Q: Question B only
A: We know from the law of conservation of momentum that momentum along any direction will be conserved...
Step by step
Solved in 2 steps with 1 images
