Imagine that you hit a ball at ground level and send it toward the wall with a speed at 18 m/s at an angle of 32° above the horizontal. (a) How long does it take for the ball to reach the wall if it is 3.8 m away.
Q: 4. what is the horizontal component of the 325 kN force in kN? 5. what is the vertical component of...
A:
Q: Block A and B weighing 40 lb and 30 lb, respectively, rest on an inclined plane as shown in the figu...
A: Given, mass of A is, mA = 40lb mass of B is, mB = 30lb a) when there is no frictional force. Since ...
Q: simple method of determining the eye's sensitivity curve is to compare the luminances of two adjacen...
A: Concept used: Luminance is light intensity emitted from source in particular direction.
Q: No caso de difração por uma fenda retangular de largura a, pode-se provar que a distribuição da ampl...
A:
Q: 40.0 c of charge is flowing at point in a wire that carries a current of 20.0nA. calculate the a) ti...
A: Given that,The charge flowing in the any point of wire : q = 40 (C)Current in the wire : I = 20 (nA)...
Q: 30. What is the electrostatic force between two +1.0 C charges that are 0.5 m apart? (Coulomb's cons...
A: Given that:q1=+1.0 Cq2=+1.0 CSeperation r=0.5 mk=9.0×109 Nm2/C2e=-1.602×10-19 C
Q: Q.9 A cathode-ray tube accelerates electrons through a 20 kV potential difference. To what speed are...
A: Given that:The potential difference in cathode ray tube isV=20 kV
Q: 20. The terminal velocity of a person falling in air depends upon the weight and the area of the per...
A: Given that,The mass of the skydiver : m = 80 (kg)The surface area of the skydiver interact : A = 0.1...
Q: A charged box (m = 455 g, q = +2.50 µC) is placed on a frictionless incline plane. Another charged b...
A:
Q: 59. Find the net rate of heat transfer by radiation from a skier standing in the shade, given the fo...
A: given, the person is completely clothed in white. the emissivity of the person is e =0.2 the surface...
Q: What symbol must be on all indoor data cables, regardless of their fire rating ID? Who assigns these...
A:
Q: Q-1) A little charge (its charge is q= 1013 C and mass is m=10-12 kg) moving in the plane of the pag...
A: The charge is entering the magnetic field with its velocity vector at an angle of α to the linear bo...
Q: Two notes of wavelengths 2.04m and 2.08m produce 200 beats per minutes in a gas. Find the velocity o...
A: Beats occur due to the interference of sound with slightly different wavelength. We hear a periodic ...
Q: The intensity ratio of two waves is 9:1. If they produce interference, the ratio of maximum to minim...
A: Net Intensity of two waves is given as: I=I1+I2+2I1I2cosφ ...(1) Here, I1 and I2 is the inten...
Q: Using Mesh analysis, find the current through each resistor for the network of Fig. 4. R. R: Fig. 4
A: The resistance of the resistors are given as, R1=4 Ω, R2=2 Ω, and R3=8 Ω. The emf of the batteries i...
Q: Calculate and complete the table 1) Ra and (Rb, Rc) is on Series case 2) Rb and Rc is on Parallel ...
A: Given Ra min = 950 ΩRb min =20900 ΩRc min = 9500 ΩRa max = 1050 ΩRb max =23100 ΩRc max = 972...
Q: A charged box (m = 455 g, q = +2.50 µC) is placed on a frictionless incline plane. Another charged b...
A: Given: The mass of the box at the plane is m = 455 g The charge of the box at the plane is q = 2.5 x...
Q: Consider a classical harmonic oscillator consisting of a mass m and a spring constant k having a tot...
A:
Q: 2) An atomic nucleus can be crudely modeled as a gas of nucleons with a number density of 0.09 fm" (...
A: Given that,The number of density for the nucleus : n = 0.09 (fm-3)a : Here we need to find the fermi...
Q: Three identical longe metal plates Each of area 'A' are placed parallel t Each other at Equal disten...
A:
Q: The charge distribution in this problem is spherically symmetric, so you can solve it with Gauss's l...
A: Since you have asked multiple questions(On the left hand side we have full question but in right han...
Q: Determine the wavelength of a line that splits into three lines in the presence of an external magne...
A: This is a problem based on Zeeman scattering The energy associated with each level of Zeeman scatter...
Q: Five point charges q and four Gaussian surfaces S are shown in the figure. What is the total electri...
A: Gauss' theorem states that the flux coming out of any surface is directly proportional to the total ...
Q: A uniformly charged conducting sphere of 1.3 m diameter has a surface charge density of 7.7 µC/m2. (...
A: The electric field due to a charge can be evaluated using Coulomb's law which states that the electr...
Q: Why is tungsten often chosen as a target for x-rays production? Select one: a. High atomic number b....
A: We know that tungsten has a high atomic number is Z=74 and density which contributes to the high ef...
Q: In the figure short sections of two very long parallel lines of charge are shown, fixed in place, se...
A: Solution: The electric field due to a finite wire on the equatorial axis is given by, E=λ2πε0r ...
Q: Constants Many chemical reactions release energy. Suppose that at the beginning of a reaction, an el...
A: The proton and the electron, both are charged particles, each having an opposite charge. Owing to th...
Q: Considering the system where a chicken is being smoked in an electric smoker and the system boundary...
A:
Q: A 170-kg merry-go-round of radius 2.10 m is rotated by pulling a rope that is wrapped around its edg...
A: Given that,Mass : m = 170 (kg)Radius : r = 2.10 (m)Angular speed : ωf = 0.400 (rev/sec)Time : ∆t = ...
Q: If the electromagnet shown in the figure is capable of carrying 1500 N. find the required current va...
A:
Q: A rocket moving around the earth at height “H", If the gravitational acceleration "g1" at height “H"...
A: Given that:Rocket is moving around the earth at a height H.Gravitational acceleration g1 at height H...
Q: Consider a 75W light bulb and an 850W microwave oven. If the wavelengths of the radiation they emit ...
A: Given that,Power of light bulb : P = 75 (W)Power of microwave : P = 850 (W)Wavelengths : λ1 = 500 (n...
Q: N N(h) A uniform plane electromagnetic wave of frequency f= 5MHZ emitted by an antenna at the earth'...
A: To answer: The highest h reached by the wave.
Q: In a single slit diffraction, first minimum for green light of wavelength 5240 Á coincides with firs...
A:
Q: (a) Fig. 2 represents two waves with nearly equal angular frequencies w, and w2 which superimpose in...
A:
Q: Point charges of 24.0 µC and 50.0 µC are placed 0.550 m apart. (a) At what point (in m) along the li...
A:
Q: A standing wave is represented by yz = A Sin 100t cos. 01r, where y and A are in mm, t is in m. the ...
A: Given:Standing wave equationy2=Asin100tcos.01x
Q: A 10 kJ of heat is added isothermally to a piston-cylinder arrangement containing 0.5 kg nitrogen. T...
A: Given that, The amount of heat added, Q = 10 kJ. The mass of the nitrogen, m = 0.5 kg. The initial p...
Q: [Numbers change] The Cassini Orbiter spacecraft collected immense amounts of data about other planet...
A:
Q: Conductivity of a semiconductor can be controlled by
A: Conductivity shows the ease to which the material allows the flow of electrons. It is the reciprocal...
Q: In part (a) of the figure an electron is shot directly away from a uniformly charged plastic sheet, ...
A:
Q: Ex. 4 Determine the velocity and acceleration of point B belonging to the wind screen wiper shown be...
A: The angular displacement of the arm OA with time is given as : φ(t)=1.5cos(3t) The angular velocity ...
Q: The total energy a system includes all but which of the following? O Kinetic energy O Potential ener...
A: The total energy of any system is a sum of all the possible energies of the system, which are both, ...
Q: You are designing a missile defense system that will shoot down incoming missiles that pass over a p...
A: To answer: The horizontal distance and the time at impact.
Q: Consider an electron that is 10 -10 m from an alpha particle (q = 3.2 x 10-19 C). (Enter the magnitu...
A: This is the problem of a static charges. a) : Here the alpha particle will exert a electric field o...
Q: 2. Consider the state vector v) =(|+=)- 31|-2)). !! a. Find the probability that an SGz device would...
A: Given: The state vector is given as
Q: Determine the cartesian vector of each force and the resultant F = 500 lb 30 45 F- 800 Ib
A:
Q: In a particular region, the electric potential is given by V= -axy"z + 98xy, where a and B are const...
A: Solution:-Given thatElectric potential (V)=-αxy9z+9βxy, where α and β are constants
Q: 4. What is the change in internal energy of a system which does 4.50x10° J of work while 3.00x106 J ...
A: Given, system does work of 4.50×105 J , heat transfer into the system is 3.00×106 J and 8.00×106 J h...
Q: In what direction is the magnetic force acting on an electron moving in the -X direction in a unifor...
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps