A coil having effective area A, 13 with its plane normal to a magnetic field of induction B. The magnetic induction is quickly reduced to 25% of its initial value in 2s. Then e.m.f. induced across the coil will be З АВ 3 AB (b) (a) 8. 4 АВ АВ (c) 4 (d) 2
Q: if the stars at the turnoff point in a star cluster have masses of about 6 Mo, how old is the cluste...
A: Mass of the star is Where
Q: Two masses, m1 (1.0 kg) and m2 (5.0 kg) are connected by rope as shown in the diagram. The coefficie...
A: Given: Mass of block 1, m1=1 kg Mass of block 2, m2=5 kg Coefficient of friction, μ=0.4 To find: a) ...
Q: Suppose a motor connected to a 120 V source draws 10.0 A when it first starts. (a) What is its resis...
A: Given that, Supply connected to the motor, Vs=120 V Current drawn from the supply, I=10 A Back emf d...
Q: A pregnant woman experiences labor pains, so the husband decided that she will be brought to the nea...
A: Here we need to consider relativistic effetcs because they speed of car is significant fraction of s...
Q: M m A uniform cylinder of mass M sits on a fixed plane inclined at an angle 0. A string is tied to t...
A:
Q: Refer to the figure. V= ? R, = 1.10 Q V - 12.0 V R, = 5.20 0 R, = 13.2 0V, - ? (a) Calculate P, (in ...
A: The problem can be solved by finding the equivalent resistance at first, then we have to calculate t...
Q: e 12 q's is removed (the one at “6 o'clock"). What ng carefully. rges, a. are placed at the çorners ...
A: Answer (a)+(c) For N sided polygon net force at center will be zero irrespective of number of sides...
Q: 2. In this problem, we'll take a closer look at the "spherical harmonics", aka the solutions to the ...
A: NB: More than three subparts are required, so the 1st one is answered. The nodes of the wavefunction...
Q: A moving coil galvand resistance of 9.8 Q and gives full scale deflection when a current of 10 mA pa...
A: We have provided that-Shunt resistance (S)=?G=9.8 ohmIg=10 mAI=500 mA
Q: 3. Mars is 1.53 times as far from the Sun as Earth is. Use Kepler's third faw to predict the time re...
A: Given that,Time taken by the earth is 1 yearThe distanceof earth from Sun, R0Now, the distance of ma...
Q: GM What is the orbital period of a bit of matter in an accretion disk that is located 3 x 105 km fro...
A: Time period was found to be 526 seconds So answer to fill in blank is 526. Detailed solution is at...
Q: Determine the pressure of 4 gm of hydrogen occupying 16 litre of volume at 10°C. (R = 8.315 J/mole K...
A: To find-Pressur exerted by hydrogen gas,Given-Mass of hydrogen gas= M=4 gm=4×10-3 kgMolecular weigh...
Q: Consider a particle in a infinite spherical potential well. V(r) = {0, ra. (a) Solve the equation fo...
A:
Q: 10. Find the total number of symmetry elements in each of the fourteen Bravais lattices.
A: There are only 14 possible three-dimensional lattices. These are called bravais lattices.
Q: An observer detects two explosions that occur at the same time, one near her and the other 100 km aw...
A: Given, Let us suppose that the 1st explosion takes place at x1 Let us suppose that the 2nd explosio...
Q: 1
A: Given: V(r⇀)=14π ε0[1r∫ρ(r⇀,)d τ'+1r2∫ r'cosα ρ(r⇀')d τ'+1r3∫ (r')2(32 cos2α-12)ρ(r⇀')d τ'+.....] Ca...
Q: Calculate the number of atoms per unit area in (100), (110) and (111) plane of a bcc crystal with th...
A: Solution:-Given thatPlane-(100), (110), (111)Lattice parameter (a)=2.5 A∘=2.5×10-10 mBCC crystalConc...
Q: / Question 9 Two white powders were mixed together. Achemical reaction occurred, and a yellow powder...
A: Option (A) is correct because yellow powder is made up of same atoms as white powder but combination...
Q: Every 500 milliseconds, Porous, a light-emitting device, needs 6917.82 ZW (Zeptowatt of electricity ...
A: NB: 1 Zepto Watt=10-21Watt For every 500 ms, the gadget needs 6917.82×10-21 WSo the equivalent energ...
Q: A) Explain the Law of Conservation of Energy in the context of this problem.
A: The law of conservation of energy states that the total energy of any system during any process alwa...
Q: 3. An observer detects two explosions that occur at the same time, one near her and the other 100 km...
A:
Q: ga commercial plane to change course. What should be ocity in order to maintain a southward directio...
A: Using vector analysis,we can solve the problem
Q: What direct current will produce the same amount of thermal energy, in a particular resistor, as an ...
A: The power dissipated in a resistor connected to an AC source is, Pavg=I2rmsRthen, Pavg=I2R2 the powe...
Q: 5. The unnormalized function Y(x) = Ax[1- x/L] is an acceptable wavefunction for a particle in a one...
A:
Q: What current flows through a 2.54-cm-diameter rod of pure silicon that is 20.0 cm long, when 1,00 x ...
A: Given: Diameter of rod,D=2.54cm=2.54×10-2mRadius of rod,R=1.27cm=1.27×10-2mLength,L=20cm=20×10-2mVol...
Q: A heating element in a stove is designed to dissipate 2,960 W when connected to 240 V. (a) Assuming ...
A: Given that, The power dissipated in the heating element, P=2960 W Voltage, V=240 V. The power dissip...
Q: Develop expression for eccentricity e in terms of specific energy and angular nomentum h.
A: Hey dear ,this question if from classical mechanics and the topic is central force motion I have sol...
Q: QUESTION 5: Find AE for the second bounce. Is it the same, smaller, or bigger than the energy lost i...
A: The potential energy of an object at height h above the ground is given by U=mghm=mass of the object...
Q: In the circuit below, R1 = 9 2, R2 = 5 2, R3 = 10 2, and V = 19 volts. R1 R2 R3 (a) Find the current...
A: In the given circuit diagram The resistors are given by R1=9 ohmR2=5 ohmR3=10 ohmV=19 VoltsR2 and R3...
Q: 26. Show that in a cubic lattice the distance between the successive planes of indices (hkl) is give...
A:
Q: A beam of electrons is accelerated through a potential difference of 1.0 kV before entering a veloci...
A: Given that,Kinetic energy of electron, KE=12mv2 equation 1here, m is the mass of electron, v ...
Q: Consider a particle with spin 1/2. At t = 0 the particle is in eigenstate Sx, which corresponds to t...
A:
Q: 25. Determine the value of "" in the following Miller-Bravais indices: (10.3), (11.3), (01.4), (11.4...
A: Problem from crystallography (Condensed matter physics) Please have a good look
Q: The lever arm ( or perpendicular lever arm) in the context of rotational motion (1) can be thought a...
A: Given: The level arm (or perpendicular lever arm) in the context of rotational motion. 1. can be tho...
Q: Three infinite quantum wells, A, B and C are in a structure with the well widths as nm and 15 nm. Th...
A: (a) The energy of the particle of mass m in the nth energy state of infinite well of width L is E=...
Q: Calculate the mobility of electrons (m² /V.sec) of n-type material having resistivity of 0.5 Q-m, th...
A: Mobility of the electron is the ability of electron to move through the semiconducting material with...
Q: Two sound waves of wavelength 61 70 and m, in air produce 5 beats per second. 60 Calculate the veloc...
A: The beat frequency f is given by, f=f2-f1f2,f1 are the frequency of sound But frequency=speedwavele...
Q: The resistivity of copper at room temperature is 1.7x10-8 Qm. A copper wire of 100 m long and 2 mm i...
A: Given: Resistivity of copper, ρ=1.7×10-8 Ωm Length of wire, L=100 m Diameter of wire, d=2 mm=2×10-3 ...
Q: Consider a particle in a infinite spherical potential well. V(r) = {. 0, ra. (a) Solve the equation ...
A:
Q: A heart defibrillator passes 12.4 A through a patient's torso for 5.00 ms in an attempt to restore n...
A:
Q: A bar of silicon is doped with a boron concentration of 1016 cm³ and assumed to be fully ionized. It...
A:
Q: Consider a particle in a infinite spherical potential well. 0, ra. (a) Solve the equation for the ra...
A: It is a difficult question . The concept behind the problem is very easy. It saying that a particle ...
Q: In Melde's expt., tunning foek war auonged in pauallel posikion 4 6 loops the sbritchedl by a weight...
A: To find-Frequency of tunning fork (N)=?Given-Tunning fork is arranged in parallel position.No. of lo...
Q: Capacitors are used in the following devices except; Option1 Option2 Option3 Option4 Option5 ceiling...
A: We know that, In a celling fan, the capacitor is used to start the fan also to make it spin. A capa...
Q: Q3. A dipole with charges q and -q separated by a distance d is placed in the electric field between...
A:
Q: A researcher is conducting an experiment on electric potential, where he is trying to make X number ...
A: Talking about Electric potential ,which is basically the measure of work expected to move a unit ch...
Q: Q4. Two identical positive charges q and one negative charge Q =-V3/2q are placed in an equilateral ...
A:
Q: A well-insulated electric water heater warms 131 kg of water from 20 °C to 43 °C in 30 minutes. Find...
A: This problem is from Thermodynamics. Please have a good look
Q: Construct two different sets of primitive translation vectors for the simple cubić láttičé. Věrify e...
A: The set of primitive translation vectors are not unique. Thus one can construct many such vectors ke...
Q: Two resistors are connected in parallel with an ideal battery. The values of the resistances are R, ...
A: Since, it contains more than one question, the solution for the first question is provided here. Pl...
Step by step
Solved in 2 steps