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A particle with a charge of q = -5.50nC is moving in a uniform magnetic field of B? =( -1.25T ) k^.The magnetic force on the particle is measured to be F? =( ?7.60×10?7N )j^.
A solid ball and a hollow ball, each with a mass of 2.29 kg and radius 0.115 m, start from rest and roll down a ramp of length 2.77 m at an incline of 32.7°. An ice cube of the same mass slides wi
Air flows from a reservoir ( ) 2 0 0 1 , 40 p MN m T C = = ° through a Laval nozzle with a throat diameter of 0.1 m and a maximum Mach number of 0.75.Calculate the mass flow rate, nozzle di
A supersonic wind tunnel is designed for M = 3 at the test section with a throat 0.12m in area. The supply pressure and temperature at thenozzle inlet, where velocity is negligible, are 0.152MN m
a block of mass m1=8 rests on a frictionless surface and is attached to a light cord that is wrapped around a solid cylinder of mass m2, radius r=.130 m and moment of inertia I=1/2m2R^2. After it is r
A circuit consists of an ideal ac generator, a 30 µF capacitor, and an 75? resistor, all connected in series. The output of the generator has a peak emf of 20 V, and the armature of the generato
A sinusoidal wave of amplitude A1 approaches a and travels through a region of the string in which the mass per unit length changes gradually from mu_1 to mu_ 2. It can be shown that , in su
A student sitting on a frictionless rotating stool has rotational inertia 0.91kg?m2 about a vertical axis through her center of mass when her arms are tight to her chest. The stool rotates at 7.25rad/
A magnetic field is oriented at an angle of 39? to the normal of a rectangular area 4.8cm by 7.7cm If the magnetic flux through this surface has a magnitude of 4.6×10?5.T?m2 , what is the streng
A square current loop 4.5cm on each side carries a 460mA current. The loop is in a 1.2T uniform magnetic field. The axis of the loop, perpendicular to the plane of the loop, is 30? away from the field
Briefly and clearly explain the concept of Inertia held by; Galilio, Kepler, and Descartes. Make sure that your description clarify how these postions differ from one another?The phrase" the newtonian
A cylindrial tank being drained through a duct whose cross-sectional area is 3x10-4 m2. The velocity of the water at the exit varies according to (2gz)0.5, where z is the water level, in m, and g is t
A thin uniformly chargde rod has a length L=10cm and a linear charge density lambda = +5x10^6 e/cm. e is the change of an electron, which equals to 1.6x10^-19 C. Given a=5cm and b=15cm (b is the dista
A charged particle is projected in a uniform electric field between two plates with initial velocity 5x10^3m/s at angle 40 degrees to the x-axis. Its charge is q= -1.0x10^-11 C and mass is m=3.0x10^-1
A particle has a de Broglie wavelength of 2.7x10-10 m.Then its kinetic energy doubles. What is the particle's new de Broglie wavelength, assuming that relativistic effects can be ignored?
PSI (x) is the wave function for a particle moving along the x axis. Write the mathematical that will allow us to calculate the probability that the particle is detected in the inteval X=A to X=B
A transverse traveling wave on a cord is represented by D = 0.56 sin(6.4x + 82t) where D and x are in meters and t is in seconds.(a) Determi
A 40 mH inductor with 4.0 resistance is connected in series to a 20 µF capacitor and a 60 Hz, 30-V (rms) source. Calculate the following value.(a) rms cu
These beta particles produce on the The average 80 ion pairs in a counter operating in the proportional region with a gas amplification factor of 6´104.At what rate will the particles need to
The reference value for the radiation of GSM 1800 mobile telephony operators transmitting frequency of 1800 MH. What wavelength is electromagnetic radiation with a frequency of 1800 MHz?
The work output of the engine is 9*10^5 in each cycle. Compute the temperature of the reservoirs between which the engine operates.
What is the magnitude and direction of the electric field a distance of 5×10-7m from an electron? How much charge would you have to put on a sphere of radius 30mm to get an electric field of 7.5
A coil of radius 75 mm has 250 turns and carries a current of 2.2 A. Find the magnetic field at the centre of the coil and at a point along the axis 150 mm along the coil. How far along the axis mu
A coil of radius 75 mm has 250 turns and carries a current of 2.2 A.Find the magnetic field at the centre of the coil and at a point along the axis 150 mm along the coil.How far along the axis must
A woman with a mass of m1 is standing on the rim of a large disk that is rotating at an angular velocity of ? about an axis through its center. The disk has a mass of m2 and a radius of R.Calculate th