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Q: In a He-Ne gas laser an electrical discharge pumps helium atoms to a 20.61 eV excited state. This ex...
A: In the following process, we assume elastic collisions. In elastic collisions, both kinetic energy a...
Q: A) Blood is flowing through an artery of radius 3.0 mm at a rate of 50 cm/s. Determine theflow rate ...
A:
Q: What is the story of light production here? Organize and connect the given “plot elements” and add a...
A: Light production from question: motion of the bar magnet kinetic energy of the water: This start fr...
Q: (a) As blood passes through the capillary bed in an organ, the capillaries join to form venules (sma...
A: Let, For the flow of blood in the capillaries Speed = Vc Total cross-sectional area = Ac For the ...
Q: The signal retrieved in an optical fiber reduces at its output to one-tenth of its input power. What...
A: In this case, an output signal is measured from an optical fiber. So, we have to calculate the overa...
Q: A thin rod of length b is perpendicular to a wire passing through the z-axis and rotates around this...
A: To answer: The components of the force exerted by the wire on the rod?
Q: None
A: The voltage gain in the circuit is given as, β=200 The collector emitter voltage is given as, VCE=0 ...
Q: A motor car tyre is pumped to a pressure of two atmospheres at 15C when suddenly brust. Calculate th...
A: Given data: Inital temperature T1=15°C. Initial pressure P1=2Po. Final pressure P2=Po. Specific hea...
Q: B3
A: Answer: As per the given statement,
Q: Three long straight wires carry current out of the page as shown below with l1 = 1A, l2 = 2A and I3 ...
A: Given I1=2A, I2=2A, I3=3A d=50cm=0.5m
Q: B6
A: The Hamiltonian for the given system is given as H^=-h28π2m∂2∂x12+∂2∂x22The combined kinetic energi...
Q: how can we calculate the velocity of the ball bearing in oil? *
A: We have to calculate the velocity of a ball bearing in oil.
Q: Please type instead of hand writting
A: Given Total energy (E) = 5.1 eV Barrier height Ub = 6.7 eV Thickne...
Q: None
A: Solution: H.w 2. Given that- s-12=01, ands12=10
Q: An electric dipole with dipole moment 4 x 10-9C m is aligned at 30 with the direction of a uniform e...
A: Given data-Electric dipole moment, p=4×10-9N/CAngle made by p with a uniform electric field, θ=300El...
Q: Aheating element using nichrome connected to a 230 V supply draws an initial current of 3.2 A which ...
A: We have,Supply voltage, V=230 VInitial current drawn, I1=3.2 AInitial resistance=R1, which is given ...
Q: A square steel plate has area 1m2 and thickness 5 cm. The bottom edge is fixed. A tangential force a...
A: Given data- A=1 m2d = 5 cm=0.05 mLateral displacement=0.005 cm ...
Q: How much energy (in kJ) is required to boil 0.51 kg of ethyl alcohol that is initially at 11.8˚C [ro...
A: Given m=0.51kg Ti=11.8⁰C Tv=78.3⁰C Lv=855000 J/kg Cp=2450 J/(kg-⁰C) Tf=-114.4⁰C
Q: B3
A: Force, in simple words, is just a push or pull. Each object in this world exerts a force on every ot...
Q: B1
A: Solution: As per the given equation, ε=15 Vei20 rad/st Here, v0=15 Vω=20 rad/sL=10 mHC=10 mFR=1R...
Q: (a) Two insulated charged copper spheres A and B have their centers separated by a distance of 50 cm...
A: Here,Charge on sphere A, qA=charge on sphere B, qB=6.5×10-7 CDisctance between the spheres, r=50 cm ...
Q: If the radius of the Sun is 7 x 108 m, how does the black hole’s radius compare? (Divide the radius ...
A: Given, The radius of the sun, r=7×108m The Schwarzschild radius of the black hole, Rs =2GMc2 c is th...
Q: A tank is filled with water to a height of 12.5 cm. The apparent depth of a needle lying at the bott...
A: Given data-h1=12.5 cmh2=9.4 cmLiquid refractive index, μ'=1.63
Q: Please show complete solution, thank you.
A: The ratio of heat transfer to temperature QT is the change in entropy. In terms of entropy, the seco...
Q: Please solve asap.
A: Given, The number of turns, N=100 Rectangular loop length and breadth, a=0.5mb=0.3m Magnetic field, ...
Q: The wavelengths of two sound waves in air 81 m and 173 81 m. They produce 10 beats are 170 second. C...
A: Given data-Beat Frequency=10λ1=81173mλ2=81170m
Q: How much total heat transfer is necessary to lower the temperature of 0.215 kg of steam from 145.5 °...
A: Solution: As per the given data,
Q: In a double-slit experiment the angular width of a fringe is found to be 0.2° on a screen placed 1 m...
A: Given data-Wavelength of light used λ1=600 nmAngular width of the fringe in water=θ2Refractive index...
Q: hello help with 5 please, complete solution. 3decimal places, thank youu
A: During an inelastic mechanical collision, the momentum is conserved, according to the law of conserv...
Q: Advanced Physics Question
A: The physical quantity which has both magnitude and direction is considered as vector, otherwise scal...
Q: A small turbine runs an aircraft refrigeration system. Air enters the turbine, at 4 bar and 40°C wit...
A: We have,At inlet: p1=4 bar =400 kPa, T1=400C ...
Q: Q6. (a) Justify the following statements with sufficient explanations: i. - Numerical aperture is a ...
A: a.(i) Numerical aperture is the measure of confined or collecting of light ability that incident ins...
Q: Use statistical thermodynamic arguments to show that for a perfect gas, (∂E/∂V)T = 0.
A: Solution: Write Maxwell's thermodynamical relation given below: ∂S∂VT=∂P∂TV ...
Q: A particle performing linear S.H.M has maximum velocity of 20cm/s and maximum acceleration of 80 cm/...
A: Given data- Vmax=20 cm/s accmax=80 cm/s2
Q: (d} Explain why the use of direct band gap materials are more advantageous than indirect band gap ma...
A: Answer: The direct bandgap material has a wider band because the bandgap is called "direct" if the...
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: Mass density of a liquid varies as p = (1000 + 0.008 h), where 'h' is depth (m) below free surface o...
A: We have given data from the question, (i) Mass density of a liquid varies as ρ = 1000 + 0.008 h ,...
Q: B7
A: Given: The masses of three perfectly elastic smooth spheres A, B, C mA=λm , mB=m , mC=λmwhere λ>1...
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: Evaluate the line integral 8xy ds, where C is the right half of the circle x? + y = 25.
A: Solution: The equation of the circle is given as: x2+y2=25,radius r = 25 x= 5cosθy= 5sinθds=dxdθ2+dy...
Q: A particle accelerates uniformly from rest at 0.15π rad/s^2 from rest The particles initial posotio...
A: From equation of circular motion ○=W⁰t+1/2₹t² Here W⁰=initial angular velocity While ₹=angular...
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: None
A: Given The table below show the properties of three materials suggest to applicate as tooth filling m...
Q: B1
A: The first sound intensity level is given as, β1=8×101 dB (or) β1=80 dB The second sound intensity le...
Q: answer part (C)
A: Solution: As per the given data,
Q: The space between two square flat parallel plates is filled with oil. Each side of the plate is 720 ...
A: Here, We have the given data from the question, 1) Length of plate, L = 720 mm = 0.72 m 2) Thickne...
Q: Part B: Messier 87 (M87) You might remember the first *real* image of a supermassive black hole that...
A: Given, Mass of M87, M= sun of mass ×6×109kg M=2×1030×6×109kg M=12×1039kg a. The Schwarzschild radius...
Q: One letre of oil weight 8 N calculate the specific weight, density, specific volume and relative den...
A: We have given data from the question, Weight, W = 8 N Volume, V = 1 litre = 10-3 m3 We have ...
Q: What is a rigid body?
A: rigid body: These body can't change its shape and not able to deform. In other ways rigid body can'...
Q: Q2:- In fig as shown determine the moment about point (0). 200 N 160 N 250 mm 250 mm 250 mm 240 N -1...
A: Given: r1=0.25m, r2=0.5m, r3=0.25m, F1=160N, F2=240N, F3=200N Refer to the figure below : Torque/m...
help with these pleasee, atleast 3 sentence each. Badly need it. Thank you!
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