Communications satellite revolves in orbits over the earth's equator are adjusted so that their period of rotation is the same as the period of rotation of the earth about its axis. An observer rotating with the earth thus sees the satellite fixed in the sky. Find the distance of these satellites above earth's surface.
Q: An object is undergoing SHM with period 0.750 s and amplitude 0.320 m. At t = 0, the object is at z ...
A: Subpart (A): The time period of a particle executing SHM is the time taken by the particle to comple...
Q: H.W: what are the advantages of pulsed laser over continuous in laser surgery?
A: Pulsated lasers are those which have time gap in between two pulses.
Q: A disk starts to rotate about its central axis from rest and accelerates with constant angular accel...
A: Here, we use the kinematic equations to get the required.
Q: A car travels in a straight line along a road. The car’s distance x from a stop sign is given as a f...
A: (a) Given: The equation of position is xt=αt2-βt3 where α=1.50 ms2 and β=0.0500 ms3. Introduction: T...
Q: In the upper half space, which is the empty space, I = 7 A current flows from the infinitely long wi...
A: Given: The flow of current is I=7 A The magnetic permeability is 5
Q: If the voltage in the circuit below is 9.0 V and the resistance is R=9Ω, determine the power supplie...
A: Given, V=9.0V R=9Ω Power supplied is given by, P=V2R
Q: A 200-km-long high-voltage transmission line 3.3 cm in diameter carries a steady current of 1000 A. ...
A: From questionRadius R=22=1 cmI=1000 AFree charge density=8.85×1028 electrons/m3we know drift velocit...
Q: Two long, straight conducting wires with linear mass density A are suspended from cords so that they...
A: Solution: initial speed v0=μoQ2/(4πλdRC) Q = charge on the capacitor plates = CV=2.6×10-6×2.8×103=...
Q: An electric generator contains a coil of 100 turns of wire, each forming a rectangular loop 50.0 cm ...
A: Given that,Number of turns (N) = 100The magnetic field (B) = 3.50 (T)The sides of rectangle =50 cm a...
Q: Please answer first 3 questions only Thank you
A: Given: Graph: Position x vs timet
Q: The segment of wire in the figure carries a current of I=8.00 A, where the radius of the circular ar...
A: Given DataI=8 AR=4 cm=0.04 mπ=3μ0=12×10-7 H/mMagnetic field at O due to two straight wires=0 Magneti...
Q: Explain the working of Chart type recorder with a neat diagram.
A: A chart recorder is an electromechanical device that records an electrical or mechanical input trend...
Q: Consider two pendulums with lengths l1 and l2 performing simple harmonic motion. Find the ratio l1/l...
A: Given: Frequency of first pendulum is f1=10 timesmin60s1min=16timess. Time period T1=1f1=6s. Frequen...
Q: A circular coil has a 10.0 cm radius and consists of 30 closely wound turns of wire. An externally p...
A: GIven data: radius=10(cm)=0.1(m) no. of wounds=30 External magnetic field=2.60(mT) current in the co...
Q: In the potential energy experiment. If the kinetic energy of the system composed of masses m, and m2...
A: Given: In the potential energy experiment. If the kinetic energy of the system composed of masses m,...
Q: two long straight wires flowing with a current I1 = I2 = 10 A in the direction shown in the picture....
A: Given that,Current= I1=I2=10 Aloop size=15 cm×20 cm =0.15m ×0.20 m Magnetic field d...
Q: A metal rod 30 cm long expands by 0.075 cm when its temperature is raised from 0°C to 100°C. A rod o...
A: Solution: Consider that the third rod to be made of fractions ‘’ and ‘’ of the original rods as fo...
Q: A circular plate with radius r = 0.8710 m lies next to a rectangular plate with base br = 0.7572 m a...
A: Given, r=0.8710m hr=0.72m br=0.7572m The center of gravity of the rectangular plate in the y-directi...
Q: 2a) Calculate the magnitude of the resultant of two forces F1 and F2in Newtons.
A: Given:- α = 28°β= 41°
Q: Velocity 2. A ship was seen on a radar screen to be 10 km east of a particular location. Sometime la...
A: Let us assume the east to be the Positive X-direction Initial position of the ship, r1=10 Km east (a...
Q: A projectile launcher is clamped to a bench with the muzzle 0.85 m from the floor. It launches a sma...
A: Part (a) Given: The height of bench is L=0.85 m. The angle made by ball is θ=35∘. The initial veloc...
Q: A motor has and efficiency of 92.4% and operates on a current of 5.8 A and a voltage of 120 V. Dete...
A: Solution: Given that, DC motor supply Voltage(V)=120 V Current(I)= 5.8 A
Q: A 4° circular curve based on a 20 m. arc connects the tangents intersecting at an angle of 48°. It i...
A: Solution: As per the given data,
Q: (b) Calculate Curl and divergence of given vector field x³y2 F = (3x + 2z?)î + ;- (z – 7x)k -j – (z ...
A: F→=3x+2z2i^+x3y2zj^-z-7xk^ Curl:∇×F→∇×F→=i^j^k^∂∂x∂∂y∂∂z3x+2z2x3y2z-z+7x =i^∂∂y-z+7x-∂∂zx3y2z-j^∂∂x-...
Q: destroyed the concept of magnetic domains to draw the domains for each type of material and complete...
A: The magnetic moment point in the direction from south to north. (a) The magnetic moments in this ca...
Q: The half-life of a radiotracer is 3 hr. (i) Determine the decay constant ofthe radiotracer, (ii) how...
A: Given, half life of radio tracker is, t12= 3hr i) So decay constant is, λ = ln2t12=ln23hr=0.23 hr-1...
Q: 2. Complete the table. Work Function Work Function Frequenc Maximum KE of Metal Solids y Ejected ele...
A: The relation between energy and frequency is, E=hf metal solids work function (eV) work functio...
Q: Determine the linear acceleration of the system if m1 = 5kg, M = 0.750kg, m2 = 1kg, m3 = 1kg, m4 = 0...
A: The mass m1 is heavier than the mass m4, therefore, the heavier mass will be going downward with lin...
Q: Three long, parallel, straight wires each carrying a 10 A current pass through the vertices of an eq...
A: Given: The current is 10 A The vertices is given as 10 cm
Q: Advanced Physics Question
A: Given, Mass, m=3×10-6kg Charge, q=8×10-3C Velocity, v=31.4m/s Magnetic field, B=2Tesla Radius is giv...
Q: 13.2-2 Photon Flux. Demonstrate that the power of a monochromatic optical beam that carries an avera...
A: Solution:
Q: A wire 60.0 cm long is held parallel to and 100 cm above a long wire carrying 200 A and resting on t...
A: Given data: length of wire=60(cm)=0.6(m) height from which wire is released=100(cm)=1(m), current i...
Q: modern phyiscs When we increase the kinetic energy of a non-relativistic electron with a de Broglie ...
A: Given: The change in the non-relativistic energy is 200 eV The value of the Planck constant is h = 6...
Q: M Review | Constants | Periodic Table A rope of length L is attached to a vibrating mechanism that v...
A: The problem is based on the concept of vibrations of a string fixed at one end. Vibrations of a stri...
Q: A force of 1.50 N acts on a 0.20-kg carts so as to uniformly accelerate it along a straight air trac...
A: F=1.5 N m=0.20 Kg F=m*a a=F/m=1.5/0.2= 7.5 m/s^2
Q: Three charges are arranged at the corners of a rectangle. The work required to move all three charge...
A:
Q: LEE’S DISC Experiment I want Analysis for this graph about the relation between Time and Temperatu...
A: Given, Temperature verses time graph
Q: A 40 kg box initially at rest is pushed 20.0 m along a rough, horizontal floor with a constant appli...
A: The mass of the box is 40 kg. Let m=40 kg. The applied force, F=170 N is applied at an angle of 36.9...
Q: 6. A piece of copper wire which lies on the table carries a current I in the direction shown. unifor...
A: Introduction: The magnetic field is produced by moving electric charges and intrinsic magnetic momen...
Q: Need all questions answered
A: (1) Equipotential lines at different potentials can never cross either. This is because they are, by...
Q: Two identical charged metal balls with in masses m1 = m2 = 0.2 kg each are at a certain distance fro...
A: Given Mass of charged balls=0.2kg Electrostatic energy is one million times greater than mutual grav...
Q: Two long straight aluminum wires, each of diameter 0.40 mm, carry the same current but in opposite d...
A: Given, Distance,d=1mDiameter,D=0.40mm=0.40×10-3mAngle,θ=30Density of Aluminium,ρAl=2.7g/cm3=2.7×103k...
Q: U and V are the vectors , show that UV is a second order tensor
A: Given data, U and V are two vectors.
Q: A 5.1 kg box is slid across the floor at constant speed by a force of 25 N (40o above horizontal) as...
A:
Q: can you do this question for me?
A: Given, Length of wire L =60.0cmH=100 cmCurrent I =100 A
Q: The interference pattern on a screen of a monochromatic light (A=549 nm) passing through two very na...
A: Answer : We know, the width of the interference fringe is : ...
Q: a solenoid whose length is L = 50 cm. 3 cm in radius and has 500 turns. This solenoid is flowed by a...
A: The magnetic field inside a solenoid is B=μ0ni Where μ0 = 4πx 10-7 N/A2 n = Turns per Unit length ...
Q: Two long straight aluminum wires, each of diameter 0.40 mm, carry the same current but in opposite d...
A: Given, Diameter of the wire, d=0.4 mm=0.4×10-3 m Length of the string, h=1 m Density of aluminium, ρ...
Q: The following four wires of length L and the radius r are made of same material. Which of these will...
A: Note: As per the rules we can answer only first one, please post the remaining question as the separ...
Q: The diagram shows the electric field produced by two poibnt charges A and B. State and explain
A: Introduction: Every charge produces an electric field around it and an external charge experiences t...
Communications satellite revolves in orbits over the earth's equator are adjusted so that their period of rotation is the same as the period of rotation of the earth about its axis. An observer rotating with the earth thus sees the satellite fixed in the sky. Find the distance of these satellites above earth's surface.
Step by step
Solved in 2 steps
