11 : If the frequency of revolution of an object changes from 2 Hz to 4 Hz n 2 second, calculate its angular acceleration.
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A: Light year is a unit of distance usually used when measuring distances between astronomical objects....
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A: Given, Length of rod L Charge density λ=λ0x2+l2412
Q: 6 : Density of nitrogen at N.T.P. is 1.25 gm/litre. Calculate R.M.S. speed of nitrogen molecules at ...
A: Description : In this question we have to find R.M.S. speed of nitrogen C1. given is density of nitr...
Q: 63 : A particle executes S.H.M. of amplitude 3 cm. Its acceleration of extreme position is 27 cm /s....
A: In this question we have to calculate period of particle in S.H.M. has maximum acceleration in extr...
Q: (a) Discuss the propagation of field vectors E and H in a conducting medium and show that their spee...
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Q: 15. Ifthe variation of mass with velocity is taken into account, show that the kinetic ener of a par...
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Q: at2 Equation: 0, =0+wt + 1st term 2nd term 3rd term The units of the physical quantity symbolized by...
A: "Since you have posted a question with multiple sub-parts, we will solve the first three subparts fo...
Q: Solve the given equation by the frobenius method and show that for some values of the constant ^ we ...
A: A differential equation is an equation that the derivatives one (or more) variable to another. The d...
Q: points of the Sun-Earth system are true? Tick all that apply. centre of mass of the Sun and Earth wi...
A: Concept used: Lagrangian points are points between two gravitational bodies. These are the points wh...
Q: A 10 g bullet moving at 1,000 m/s goes through a 1.0 kg block. If the bullet goes through the block ...
A: Given that,Mass of the bullet : m1 = 10(g) = 101000(kg)Block of mass : m2 = 1 (kg)Initial velocity :...
Q: A 5 kg block is placed on an inclined plane of angle 30 degrees and pushed up the plane with a horiz...
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Q: A piece of wood is 0.570 m long, 0.250 m wide, and 0.076 m thick. Its density is 700 kg/m3. What vol...
A: Given that:Length, L=0.570 mWidth, w=0.250 mThickness, t=0.076 mDensity of wood, ρB=700 kg/m3Density...
Q: 7. Is eart Explain pseudo or fictitious forces with (AvG
A: A pseudo force or a fictitious force is an imaginary force experienced by a body or an observer when...
Q: 1) Consider the model from a different group, similar to but not the same as Group 2's model: SSNN S...
A: The question is basically asking that in given observations which is difficult to explain throug...
Q: 32 to the aceofenmeh * are th mnles wwVcarI. .. Obtain Galilean transformation equations and show th...
A: (a) The Galilean transformation equations. (b) Show that the distances between two points is invaria...
Q: 9. A balance has a precision of +/- 0.001g. A sample weighs about 8 g on this balance. How many sign...
A: 9. Given: The precision of the balance is ±0.001g. Weight of the sample is 8g. Explanation: The sign...
Q: The space between the plates of a parallel-plate capacitor is filled with two slabs of dielectric ma...
A: Note :- Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the questi...
Q: 22. Derive relativistic law of addition of velocities and prove that the velocity of light is the sa...
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Q: 25. Write short notes on the follówing: (i) Einstein's velocity addition theorem (ii) Relativistic t...
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Q: 14. Derive the Lorentz transformations for electromagnetic potential four vector and current density...
A: Solution: Maxwell's field equation is given as Where The second equation can be written as
Q: 71 : Find the angle which the bicycle and its rider make with the vertical when going at 20 km/hour ...
A: In this case we have to find the angle made by the rider with vertical by knowing the velocity (spee...
Q: Only Handwritten Solution Required. (Long Answer Type Questions) anan n a naade amee 9. Discuss the ...
A: Explanation: A non conducting medium whose properties (Thermal expansion, permittivity, resistance e...
Q: Given the transverse equation on water: y(x,t) = (0.502 m) cos (0.00450 m^-1 +6.28 s^-1 t) (a) wha...
A: Given Transverse Equation on water is y(x,t)=(0.502m) cos(0.00450m-1+6.28s-1 t) General Transverse E...
Q: 3. (a) A condenser of capacity 10 µF, an inductance of 0.2 mH and a resistance of 600 N are joined i...
A: Since you have asked multiple questions, we will solve the first question (a) for you. If you want a...
Q: Two monochromatic and coherent point sources of light s, and s, of wavelength 4000 , are placed at a...
A: These two light sources would superimpose on each other as these are coherent sources. And this woul...
Q: A taut string fixed at both ends is driven by an oscillator at a constant frequency of 100 Hz. The a...
A: Given that, The frequency of the oscillator, f=100 Hz. The amplitude of the standing wave, A= 3 mm.
Q: 1 : The velocities of three molecules are 2 ms ', 3 ms' and 4 ms respectively. Find the mean velocit...
A: In this question we have to find the mean velocity and R.M.S. velocity of the molecules. We know tha...
Q: Q. 26 : The equation of displacement of particle performing SHM is maximum velocity is x = 0.25 sin ...
A: Given Data : frequency (n) = 0.002 Hz (n) = 21000 Hz We...
Q: Q. 7 : The height of water in a capillary tube of radius 2 cm is 4 cm. What should be the radius of ...
A: In this question there are two capillaries one having radius and height is 2 cm and 4 cm respectivel...
Q: 2: A solid sphere of radius 25 cm and mass 25 kg rotates about an axis through its center. Calculate...
A: In this question we have to find moment of inertia of ring of (a) about an axis passing through diam...
Q: 50 : Find the decrease in the volume of 4 liters of water when subjected to a pressure of 8 atmosphe...
A: Given : V=4 liters=4×10-3 m3K=2×109 N/m2dP=8 atms=8×1.013×105 N/m2
Q: A patient's leg is in traction with the arrangement shown in the Figure, with W = 100 N. If angle al...
A: Given: W=100N, α=45° Refer to the free body diagram below : Here, T is the tension developed in th...
Q: A concept often used in mechanics is the principle of moments, which is sometimes referred to as New...
A: The principle of moments states that whenever an object is at equilibrium, then sum of the moments a...
Q: Calculate the time required (in s) for the magnetic field to decrease to zero from its maximum value...
A: Given: Initial magnetic field, B=1.20x10-3T Number of turns, N=17 Area, A=3.50x10-4m2 induced emf, E...
Q: Two charges, +9 µC and +15 µC, are fixed 1 m apart, with the second one to the right. Find the magni...
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Q: 1: The field D (4 x²e*y*)a, + (6e'x²/y>)ay -(2x³y²z)a, C/m² exists at the centre of a cube defined b...
A: Given, D=4x2exy2ax+6eyx2y2ay-2x2y2zaz C/m2
Q: The energy levels of hydrogen atom (including fine structure term ) takes the following form 13.6ev ...
A: Given,Enj=-13.6eVn21+α2n2nj+1/2-34n=3orbital quantum number l=0,1,2,3...(n-1)l=0,1,2total angular mo...
Q: 55 : When 40 kcal of heat is supplied to system, its internal energy increases by 84000 J. Calculate...
A: Given Data : Heat supplied (dQ) = 40 kcal Increase in internal energy (dU) = 84000 J ...
Q: A mechanic changing the spark plugs in a car notes that the instruction manual calls for a torque wi...
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Q: oocos 0. Find the A sphere of radius R has a surface charge density of o = electric potential inside...
A: Since the equation σ=∂Vin∂Rr=R - ∂Vout∂Rr=R ...........equation(1)is given and also σ is given ...
Q: The Yukawa potential for nuclear forces has the form for two nucleons separated by a distance r. The...
A: Concept used: Yukawa potential is the potential between particles or atoms. It is inversely proporti...
Q: 1. The force on a charged particle (with charge q) moving with a velocity u(F) in the presence of an...
A: Concept used: The no. of test particles required depends on no. of independent components required t...
Q: 56 : The lower surface of metal cube, having each side of length 10 cm, is kept fixed and tangential...
A: Given: L=0.1m, ∆L=10-4m, η=8.4×1010N/m2 The shearing stress is defined by : Shearing stress=η(she...
Q: An aluminium wire and a copper wire of equal length, and equal cross section are joined end to end. ...
A: Let Y1, F1, L1, A1, and ∆L1 be Young's modulus, load, original length, area of cross section and inc...
Q: The period (T) and length (L) values of a simple pendulum found in the table below were obtained exp...
A: Given: L L (m) T (s) 1 1 2.01 1.05 1.1 2.11 1.09 1.2 2.20 1.14 1.3 2.29 1.18 1.4 2....
Q: A uniform thin disk has a radius of 30 cm and a mass of 2 kg. A constant force of 10N is applied tan...
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Q: The other side of the simply supported beam is having pin support, what is the support this side? Se...
A: The other side of the simply supported beam is having pin support, what is the support this side.
Q: 41 : Calculate the kinetic energy of 10 gm of Argon molecule at 127°C. R = 8320 J/kg mole °K. Atomic...
A: Description : In this question we have to find K.E. of argon molecule having weight 10 gm at 127oC. ...
Q: 18. Explain how Michelson-Morley experiment is useful in the theory of relativity.
A: The Michelson–Morley experiment was an effort to find the presence of a hypothetical material, known...
Q: A positive charge + q is located at the point x = 0, y = -a, and a negative charge -q is at the poin...
A: Refer to the figure below :
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