A wire carrying 385 A to the motor of a commuter train feels an attractive force of 3.7 × 10-³ N/m due to a parallel wire carrying 4.5 A to a headlight. I = 385 A 12 = 4.5 A F = 3.7 × 10-3 N/m How far apart are the wires in meters?
Q: At certain height above the earth's surface, the gravitational acceleration in 4% of its value at th...
A: To find-Height (h)=?Given-Radius of earth (R)=6400 kmg'=4% of gg'=4100×gg'=125gg'g=25
Q: The horizontal component of earth's magnetic induction at a place is 0.32 x 104 T. The angle of dip ...
A:
Q: A 1,906 kg car stopped at a traffic light is struck from the rear by a 953-kg car. The two cars beco...
A: Solution: (a). Calculate the speed of the system after the collision using the conservation of momen...
Q: When 115 V is applied across a wire that is 10 m long and has a 0.30 mm radius, the magnitude of the...
A:
Q: A supply of 50 kg of chicken at 6degC contained in a box is to be frozen to -18degC in a freezer. De...
A:
Q: 3. Consider an electron trapped in an infinitely deep PE well of width a-0.125 nm. The electron ener...
A:
Q: A lead pellet is propelled upward vertically by an air rifle with an initial velocity of 12.2m/s. Fi...
A: Given that,The initial velocity of the lead : u = 12.2 (m/sec)Here we need to find the maximum heigh...
Q: 8. Miller indices. We have stated that the reciprocal lattice vector mb, + nbz + ob3 is perpendicula...
A:
Q: For V1=5 V, V2=1 V, R1=170, R2=310 and R3=240 in the following circuit, Find the following: i R1 iz ...
A: V1=5V and V2=1VR1=170 ohm, R2=310 ohm, R3=240 ohmin the left hand side loop V1-i1R1-i2R2=0i2=i1-i3V1...
Q: A 3.8 kg block moves 2 m/s. What is its momentum?
A: Given that:Mass of block, m=3.8 kgVelocity v=2 m/s
Q: A particle is measured to be in the interval 0 < x < x0. According to the many-worlds interpretation...
A: Quantum mechanics is a branch of physics that deals with the behavior of small enough particles. Sch...
Q: 1. Which of the followings can be considered as the electric flux of a non-uniform electric field pa...
A:
Q: Using alternate form of the Torricelli law. What is the theoritical time to empty a hemispherical ta...
A:
Q: 1. Calculate both the theoretical and experimental values of the acceleration of the cart. .... the ...
A:
Q: 6. Find the first 4 coefficients ao, a1, a2 and a3, of the power series solution y = ao + a1x + a2x²...
A:
Q: The value of Planck's constant never changes, regardless of which particle you are describing. True ...
A: We can say, Planck's constant has a fixed value but while measuring the value of plank constant expe...
Q: X-ray diffraction: (a) Determine the maximum wavelength for which Bragg reflection can be observed o...
A:
Q: What sensitivity must Earth-based receivers have to receive signals from MRO? Express it as a minimu...
A: Given Power of the radio transmitter(P0): 100w the distance between earth and mars (R) = 400 x 106 k...
Q: Q4.1 Determine explicitly (i.e. give all the details of the derivation), the energy eigenvalues En a...
A: Given, wavefunction ψ=2asinnπax
Q: (a) Since the four-velocity u = Yu (c, u) is a four-vector, you should immediately know what its tra...
A:
Q: Two particles with charges q1 = q2 = 7.00 nC are separated by a distance of 1.00 m. Suppose that q1 ...
A:
Q: The magnetic flux through the loop shown in the accompanying figure varies with time according to - ...
A: Given, Flux, ϕm=9e-3tsin170πt×10-3wb Resistor, R=5Ω Induced emf, ε=-dϕmdt ε=-ddt9e-3tsin170πt×10-3ε=...
Q: In the Fig., the subject is about to do a push-up. Her center of gravity lies directly above point P...
A: Since the woman is in the stationary state we can consider the system to be in equilibrium. This mea...
Q: 18. In differential form, what is the kinetic energy operator equal to? Does this depend on the prob...
A: Solution 18. The expression for the kinetic energy can be written as the following: K=12mv2 =12m×m...
Q: projectile is shot v m/s from a height
A: Given as, Initial velocity= 8 m/s, h=7.4 m.
Q: Select the best choice. If you place a stack of aluminium cups on top of a Van de Graaff generator, ...
A: This question is related to electrostatics and induction of charge
Q: Galaxies are moving apart due to the expansion of the universe. Suppose another galaxy-approximated ...
A: Given: Speed with which the galaxy is moving away from us is 3.00×106 m/s. Introduction: Two importa...
Q: Discuss about Charge carrier and Optical confinement in LASERS.
A: Laser is produced when an electron in the material gets excited and then goes back to ground state....
Q: Two sources S, and S, emitting light of wavelength A 600 nm are placed a distance 1.0 x 1 cm apart. ...
A:
Q: Show that in matter dominated universe density behave as p c (1+z) , in radiation dominated as px (1...
A:
Q: method used for the iron cube. Because the heaters were linked, determine the specific heat of the b...
A: Solution: The amount of heat energy absorbed by the iron cube can be calculated using the following ...
Q: Ã × B) x (Č x D) = Č [÷ (B × D)] – [Ã- (B x Č)]
A: Vector in physics.
Q: How much power is consumed by a 12-V incandescent lamp if it draws 150 mA of current when lit?
A: Given that, Voltage : V= 12 (V) Current : I = 150 (mA)Here we need t...
Q: The homogeneous bar ABC is supported by a pin at C and a cable that runs from A to B around the fric...
A: Given: Homogenous bar ABC Pin at point C Weight of the bar, W=5519 lb To find: Tension in the cable
Q: 1. Which of the followings can be considered as the electric flux of a uniferm oleetrie fiel
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...
Q: How are elements heavier than helium formed in the stars, particularly until iron? Describe a likely...
A:
Q: What was the maximum age of the universe predicted by Hubble's first estimate of the Hubble constant...
A: Hubble's law is the observation in the cosmology regarding the motion of the galaxies away from the ...
Q: When a narrowband laser beam with total intensity 1(z) propagates through an active medium, the stea...
A: The length of the fibre is given as, z=10 m. The saturation intensity of the fibre is given as, Isat...
Q: The horizontal component of earth's magnetic induction at a place is 0.32 x 10-4 T. The angle of dip...
A: Given, The horizontal component of Magnetic induxtion is 3 x 10-4 T angle of dip is δ = 60 Let Bv ...
Q: Calculate the total Av required to transfer between two coplanar circular Earth orbits of radii r1 =...
A: One of the orbital maneuvers, which is used to transfer a satellite or a spacecraft from one circula...
Q: 4- Evaluate the normalization integral for the eigenfunctions of Ĥ for the particle in the box, „(x)...
A:
Q: Consider the following table V (volts) I (A) 1 0.0049 2 0.0064 3 0.0105 4 0.0123 Determine the resis...
A: The uncertainties in measurements are an inevitable part of experimental physics. The uncertainties ...
Q: Define the operator B = xp and the operator A=pâ . Calculate A,B ,В
A:
Q: Problem 2.22 Find the potential a distance s from an infinitely long straight wire that carries a un...
A: Given: The line charge density of the long straight wire is λ
Q: If a star has M = 100Msun and L = 10^6Lsun, how long can it shine at that luminosity if it started a...
A: Given: M=100Msun, L=106Lsun Let us find the number of hydrogen atoms present in the star initially...
Q: If a magnetic field B = (4.70î + 4.45j) × 10-2 T passes through the area A = (4.00 x 10-1 m2)î, dete...
A:
Q: An object undergoes acceleration 2.3i +3.6j m/s² for 5.9 s at which time its velocity is 33i +15j m/...
A:
Q: A very large tank is filled to a depth of 410 cm with oil that has a density of 860 kg/m and a visco...
A: Volume flow rate = 1.0133 L/s
Q: The tube supports the four parallel forces. Determine the magnitudes of forces and moment at O given...
A: To find: Determine the magnitudes of forces and moment at O
Q: The figure below depicts the first four energy levels in a hydrogen atom. (Enter an unrounded answer...
A: Hydrogen atoms has energy levels which have energies given by the relation En=-13.6n2 eV n correspon...
Step by step
Solved in 2 steps with 2 images