Suppose you hit a baseball with an initial velocity of 55 m/s at an angle of 48° with the ground. Find the position vector for the position of the ball 3.0 s after it was hit.

Q: how do the concepts of thermal expansion, phase change and heat capacity help us understand the issu...

A: The Sea levels rise generally due to the De-solidification of the glaciericice  The ice melts is kno...

Q: A student performs an experiment to study the magnetic force on a current carrying wire placed in an...

A: Force experienced by a current carrying conductor is given by, F=ILBsinθ where I is the current L le...

Q: The magnetic field of a uniform plane wave propagating in the +Y direction in sea water {ɛ, = 100, µ...

A: (a) Given: The magnetic field of a uniform plane wave is H=axcos1010πt-0.5πy Am. Introduction: EM wa...

Q: Find the force on one face of a right triangle of sides 4m and altitude of 3m. The altitude is subme...

A: given :altitude of the triangle is = 3 mside of the triangle = 4  mformula for pressireP= h ρ gwhere...

Q: Calculate the gage pressure and absolute pressure 20 feet below the surface  for both salt water and...

A: Let's remember that the hydrostatic pressure is given by, P = ρ*g*h, where ρ is the density of the l...

Q: A “pure” dipole p is situated at the origin, pointing in the z-direction. (i) What is the force on a...

A: The  electric field due to a dipole is, Edipoler,θ=P4πε0r32cosθr^+sinθθ^ …… (1) Here, P is the dipol...

Q: An object of 1.7 cm in height is placed 34.2 cm in front of a concave mirror with a focal length of ...

A: the magnification of concave mirror is given as:m = vu=hihowe need to find v1v=1f-1u1v=110.1-134.2v ...

Q: Explain and describe how Conservation of Gravitational Potential Energy can be computed. Explain tho...

A: Consider the following diagram,

Q: What is meant by the terms physical quantity, equal vector and negative vector? ...... 2. Write defi...

A: More than three questions are asked, so 1st three will be answered 1) Physical quantity: A physical ...

Q: What are the modes of a waveguide? From where do they originate?

A: To explain the different modes of waveguide is given below.

Q: Book: Sustainable Energy, Si Edition, 2nd Edition by Richard A. Dunlop Chapter 16 - Problem 1.  How ...

A: Given data: Energy produced by burning wood P=1000 MW. Efficiency η=35%. Therefore, total energy p...

Q: If the capacitor in the previous question is now connected to a 14.1 V battery, and the distance bet...

A: given thatV =14.1Voltsd =1.0 mmthe electric field is defined asE =VdE =14.1X1031=14.1X103N/C

Q: Use three decimals throughout your solution and round answers to threedecimal places. Show complete ...

A:   The values given can be interpreted in the following x 0 2.5 y= 0.06x2+2 2 2.375

Q: Two people are debating electron flow vs conventional flow . One of them says that you will get diff...

A: Given, Debating over electron flow and conventional flow

Q: Please good handwriting and clear ideas explaining the process!  4E Solve the highlighted question ,...

A: Given, radius of toroid is, r= 10 cm cross-sectional area is,  A = 0.5cm2 inductance of toroid is, L...

Q: A beam of light is incident on the boundary between air and another medium, whose index of refractio...

A: Given: Reflective index of another medium, nb=1.414Reflective index of air, na=1

Q: Chapter 39, Problem 017 An electron in the nɔ state in the finite potential well of of Figure (a) ab...

A: Given: The energy is 650 eV

Q: 5. Non-harmonic gas: let us re-examine the generalized ideal gas introduced in the previous section,...

A:

Q: Refer figure below. Find the magnitude and the direction of B at any point axis to the right of wire...

A: Given: To explain the magnitude and the direction of the B in the axis of wire 2 as,

Q: 0.5 mole of an ideal gas starts from point a in the diagram to the right. It undergoes a constant 50...

A: Given: The number of moles of gas is n=0.5 mol. The formula to calculate the temperature at point ...

Q: After heating up in a teapot, a cup of hot water is poured at a temperature of 202°F. The cup sits t...

A: Given,Ta=70°FT0=202°Fwhen t=2 min, T=185°Fwhen t=4.5 min T=?

Q: In the figure, a small particle of charge q = –1.9 x 10–6 C and mass m = 3.1 x 10–12 kg with speed v...

A: Given: q=-1.9x10-6C m=3.1 x 10-12 kg   v0 = 8.1x103 m/s    

Q: Imagine three concentric spherical conductive shells of radii 5 cm, 10 cm, and 15 cm charged with 4 ...

A: Given:-              r = 1.4 cmr = 12 cm r = -21.8 cm

Q: Consider two point charges 6 uC and 4 uC are located at the origin and a point (0.15 m, 0), respecti...

A: Given: The magnitude of the first and the second charge is 6 μC and 4 μC respectively. The position ...

Q: (a)Two narrow slits, s1 and s2 separated by 0.1 mm is illuminated by light of wavelength 600 nm. Det...

A: In a double slit experiment a dark spot occurs when the path difference between the two light waves ...

Q: The picture shows an attempt to make an electric circuit. The circuit failed to light the bulb. Bett...

A: we have to  Move Wire X so It goes from the left contact of the bulb holder to the negative side of ...

Q: To complete a scene of firefighters in a television program, they need the 98 kg actor to slide down...

A: Given: The mass of the actor is 98 kg. The final speed of the actor is 3.5 ms. The friction produced...

Q: Q3: Three charges are arranged in a right triangle with side length L=4cm and d=3cm. q4=+2µC, qB=-4µ...

A: Given:Charge A, qA=+2μC,Charge B, qB=-4μC,Charge C, qC=-1μCDistance between charge A and C is L=4 cm...

Q: Please give clear solutions

A: The force per unit length between two current carrying conductors separated by a distance r is given...

Q: Calculate the work done by the force field F (x, y, z) = (x + y) i + (y - z) j + z² k to move a part...

A: The formula to calculate the work done is  W=∫F.drW=∫F.drdt.dt The force is given as  F=x+yi^+y-zj^+...

Q: In the circuit shown, R1-30 n, R2-35 0, R3=40 n, and R4-10 n. At first, a segment with R4 is disconn...

A: Before the R4 is connected (which happens to be in parallel with R2 ) the resistors R1,R2 and R3 are...

Q: Assume: The small objects are point parti- cles. The system of two small 8 kg objects is rotating at...

A: Given: The weight of the object is 8 kg The angular speed is 2 rad/s

Q: Two long straight aluminum wires, each of diameter 0.40 mm, carry the same current but in opposite d...

A: Given:density ρ =2700 kg/m3Diameter, d=0.4 mmradius , r = d2 = 0.4/2 = 0.2 mm = 0.2 x10-3 mmass of t...

Q: Determine the resultant of the following coplanar forces 50 lbs, 175 degrees 30 lbs, 60 degrees usin...

A: In the parallelogram method, the tail of both the vectors meet together at the origin. In the polygo...

Q: Please help

A: We draw the free body diagram to get the required force.

Q: In the figure below, the current in the long, straight wire is 1=8.2 A, and the wire lies in the pla...

A: Given: The current flowing in straight wire, i1=8.2 A,The current flowing in rectangle loop, i2=10.0...

Q: What is the relationship Between magnetic field strength and position?

A: The plot for the Magnetic field strength versus compass position from the given data is as follows.

Q: An electron is trapped in a one-dimensional infinite potential well that is 150 pm wide; the electro...

A: Given, Length,L=150pm=150×10-12mWidth of x,∆x=5pm=5×10-12mx=56pm=56×10-12mGround state,n=1 We know t...

Q: Look at the different objects. Plastic straw Copper wire Rubber tube Toothpick Iron nall Safety pin ...

A: Given Which list names all of the objects that are conductors of electricity, as following below.

Q: The charged particle hits the plate at point A. We want to change the parameters such that in the ne...

A: the lorentz force acting on the particle is defined as:F =qE +q(vxB) F =qVd +q(vxB) in order to defl...

Q: Calculate dS where S (3xy², xe², z³) and S is the surface of the solid bounded by the cylinder y? + ...

A: From the given equation of cylinder, the projection of the cylinder on the yz-plane is a circle of r...

Q: A stunt man drives a car at a speed ?⃑1= 20 m/s off anH = 30-m-high cliff. The road leading to the c...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Calculate the resultant of the two forces shown using the following given values. A = 9 kN at 60° an...

A: Given DataA=9 KNB=5.6 KNθ=1480Resultant R=A2+B2+2ABcosθR=92+5.62 + 2×9×5.6×cos1480R=81+ 31.36 -85.48...

Q: The coefficient of kinetic friction between a crate and the floor is 0.50. If the crate has a mass o...

A: Given:μ=0.5m=230 kgs=8 mg=9.8 m/s2

Q: What is the definition of emissions

A: Emission: Emission is process of the emission of something in nature, due to any cause. Like volcani...

Q: The pipe elbow below discharges water at rate of SN/100 (m3/s) into the atmosphere at section 2. The...

A: Given:- Rate of discharge Q = 0.21 m3 /s  Total volume of passage v = 0.2 m3    Diameter od section ...

Q: Why ether was considered necessary to exist in early days of electrodynamics theory? Explain in deta...

A: Concept used: Electrodynamics is study of changing magnetic and electric fields and their related pr...

Q: What is the electric field at origin? Y +2q V2r b-

A: The electric field at a point is given by E⇀ = Q4*π*ε0*d2d^, where Q is the charge in coulombs, d is...

Q: An electron moves in a detector with a relativistic energy of 24 MeV. The electron takes 203.6 s to ...

A: Answer : Given that , the relativistic energy of the electron is E=24 MeV  = 24×106×1.6×10-19 = 3.84...

Q: . Consider a uniform electric field  oriented in the x direction in empty space. A cube of edge leng...

A: Given: The uniform electric field is E→. The edge length of the cube is l. Introduction: Electric fl...