1. A 1.3 kg ball is coming straight at a 75 kg soccer player at 13 m/s who kicks it in the exact opposite direction at 22 m/s with an average force of 1200 N. How long are his foot and the ball in contact?

Q: Q2/ The wavelength of mode m of Argon lon laser is 514 nm. Its tube length is 30 cm and a mode…

A: Given, Wavelength of m mode of argon, λm = 514 nmlength of the tube, L = 30 cm = 0.30 mmode spacing,…

Q: What is the highest and the lowest total resistance that can be secured by combinations of four…

A:

Q: Review a guadrupol system of electric charge. The position of each of these quadrupol charges be +Q…

A: ppotential due to a point charrge q at distance x =14πε0qx

Q: A 45.0 kg skater is skating down a hill on roller blades at à špêed of m/s. What is the kinetic…

A: Given data : Speed=V Mass=m   To find : Kinetic energy of skater

Q: A 0.7-F capacitor is connected in series with a 9-ohm resistor. If the connection is energized from…

A: Given that,capacitor : C = 0.7 (F)Resistor : R = 9 OhmDC Voltage : V = 11 (V)Here we need to find…

Q: Problem 4: A conducting rod spans a gap of length L = 0.179 m and acts as the fourth side of a…

A: Given, L= 0.175 m B = 0.45 T A = 6.5 m/s2 R = 150 ohms

Q: For both of the following equations, identify if they are used for adding capacitors in series, in…

A: A capacitor is an arrangement of conductors separated by an insulator (dielectric)used to store…

Q: 1. Image that two particles, a proton and an electron, are confined to move on circular rings of…

A: Here by conservation of angular momentum we have L=Iw where I is the moment of inertia and w is the…

Q: Caleulate the eommule 1. 7. X. andd

A: a) x, L2=x, Lx2+LY2+LZ2            =x, Lx2+x,Ly2+x,Lz2            =x, LxLx+Lxx, Lx+x, LyLy+Ly[x,…

Q: Q6 A rod of length L has a uniform positive charge per unit length A and a total charge Q. Set up an…

A: Given that: The rod length is L The total charge is Q.

Q: 3. Does the real image formed by the lens in the original problem always have a length less than the…

A: The image formed by the convex lens is real when the object is placed farther than the focus of the…

Q: 3. If white light is shone through a glass plate that absorbs light of all frequencies except red,…

A: White light contain seven colors (Violet, Indigo, Blue, Green, Yellow, Orange, Red, ) which are…

Q: h d Figure 2. The magnitude of the initial velocity of the water is 14.65 directed at an angle 0 =…

A:

Q: 30. In nuclear fission, a nucleus splits roughly in half. (a) What is the potential 2.00×10-14m from…

A: Given: In this question, the given details are, In nuclear fusion, a nucleus splits roughly in half.…

Q: QUESTION 8 The velocity-time graph for a model car moving along a straight line is shown in the…

A:

Q: Selve the below aquation ८. ईo0 201-21a1) |12 by using creation inhallation Eg=hw (3) 4. Answer is

A: En= hω40a+a+40also, we know a n>=nn-1>a+ n>=n+1n+1>a+a+4 can be written as…

Q: In an RC series circuit, emf = 12.0 V, resistance R= 1.21 MO, and capacitance C= 1.87 µF. Find the…

A: The maximum charge that will appear on the capacitor during charging. Given, emfε=12.0…

Q: solve 65 with full steps and works

A:

Q: honest 2. A cord of mass 0.55 kg is stretched between two supports 30 m apart. The tension in the…

A: Concept: Question 2: Given: Mass of cord=0.55 kgLength =30 mTension= 150 N The Relationship between…

Q: 6. An ideal gas with Cv = 1.62 kJ/kg-K andR = 273J/kg-K expands from 0.15m3 (cubic meter) and 27…

A:

Q: e wavelength

A: Given:- ħ (Planck's constant / 2π) = 1.0545718 × 10⁻³⁴ J·s- Effective mass (m) = 0.19 m₀ (where m₀…

Q: As indicated in the diagram below, a physicist sets up an experiment to determine the mass of a…

A:

Q: A 26kg red curling stone sliding at 0.81m/s hits a 20kg blue curling stone which is sitting still.…

A: Given that,Mass of red curling stone : mr = 26 (kg)Mass of blue curling stone : mb = 20 (kg)Speed of…

Q: It is assumed that the number of nucleifn*)determined to be nucleated as iron is 1x106 at the…

A: A nucleus can only be formed if the aggregates or cluster is thermodynamically stable. When the…

Q: As we said, sound waves can be modeled with sine waves. The standard musical pitch is the A440 which…

A: It is known that,  y=sin ωt⇒y=sin 2πTt⇒y=sin 2πft Therefore, ω=2πf.

Q: A point source S emitting light of wavelength 600 nm is placed at a very small height h above a flat…

A: We are aware that a point source S is positioned at a very low height h above a flat reflecting…

Q: Q. A particle is contained in a two- dimensional square box with infinitely hard walls. The…

A: Let us calculate the part a of the question, i.e. to find the normalized wave function for a 2-D…

Q: A flat coil enclosing an area of 0.19 m2 is rotating at 55 rev/s, with its axis of rotation…

A: Given that,Area = 0.19 (m2)The speed of coil : v = 55 9rev/sec)magnetic field : B = 0.17 (T)Number…

Q: A positive point charge q+2pC of mass m-200g is released from rest in a uniform electric field…

A: Charge on particle = 2×10^-6 C. Mass = 200 gm = 200 × 10^-3 kg = 0.2 Kg  Electric field = 2 × 10^6…

Q: 9. A particle of mass 0:3 kg is subjected to a force F=-k x with k = 15 N/m. What will be its…

A: Mass m = 0.3 Kg spring constant is k = 15 N/m Force F = - k x  particle is released from a point x =…

Q: is given by: (-4 + 2t2 + 1001 + 5) rad The magnitude of the angular velocity (in rad/s) of this body…

A:

Q: Two wires are tied to the 300 g sphere shown in (Figure 1). The sphere revolves in a horizontal…

A: Given  mass of sphere=0.3 kg speed of sphere =8.3 m/s

Q: The gravitational attraction between two objects is 5.2×10$ N. The mass is 48 kg and are 2.0 meter…

A: Given data: Gravitational force (Fg) = 5.2×10-8 N Mass (m1) = 48 kg Distance between masses (r) =…

Q: Three blocks are connected by light ropes as shown. There is no friction in the problem (from the…

A: Draw the free-body diagram of the 4 kg block. Apply Newton’s second law in the vertical direction…

Q: 9. A tank volume of 0.3m' contains 2 mol of He gas at 20°C. Assuming an ideal gas, calculate: (a)…

A: Data Given , Volume of the tank ( V ) = 0.3 m3 No. Of mole ( n ) = 2 mol  Temperature ( T ) = 20°C =…

Q: End Commutation velationship of positiom and Hamiltonian operadtor %3D

A:

Q: At t=0, an object moves with an (a) Determine the magnitude of t 40 ✔ m/s² (b) Determine the…

A:

Q: A charge q = 2.3 µC is placed at the point P shown below. What is the force on q (in N)? (Assume the…

A: Given that,Charge q1 = 1.7 (μC)Charge q2 = -3.7 (μC)Charge q = 2.3 (μC)Distance between charge q1…

Q: A 2.40-m-long wire having a mass of 0.100 kg is fixed at both ends. The tension in the wire is…

A:

Q: 1. A block with mass 750g is thrown from 8m height with initial velocity 10.7 î + 25.5 ĵ and a…

A: Note: 1 g is equal to 0.001 kg.  (a) There is no horizontal force along the horizontal direction, so…

Q: Three charges Q,+q and +q are placed at the vertices of a right-angle isosceles triangle as shown…

A:

Q: A 0.0331-kg bullet is fired vertically at 191 m/s into a 0.158-kg baseball that is initially at…

A: Given that,Mass of bullet :m1 =0.0331 (kg)Mass of bullet :m2 =0.158 (kg)Initial velocity of the…

Q: a. Two alternating currents are measured and are expressed by 1₁ = 4sin(300лt) amperes and by 12 =…

A: Solution:-Given thati1=4 sin(300πt)i2=12 cos(300πt)