1. Discuss the scope of fluid mechanics. Why study fluid mechanics?
Q: What is the highest and the lowest total resistance that can be secured by combinations of four…
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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: energy gap of (1.81 eV) is equivalent to: O (2.9 * 10-19) Joules O (2.7* 10^19) Joules O (3.1* 1019…
A: as per guideline I am solving the first one, we know that 1 eV=1.6022 *10^-19 J
Q: If Seneca decides to walk across town to a store that is 85 kilometers away and she has only 30…
A: Given data : Distance = d Time = t To find : Speed
Q: a) Find the unit vector în perpendicular to the plane shown below (a). b) Find the angle between the…
A: a) To find the unit vector perpendicular to the plane, we need to follow these steps. Find two non…
Q: Part 1) Select all the statements below which are true as the block slides down the slope: O When…
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Q: proton moves with speed of 4x106 m/s normally to magnetic field of 3 T. The magnetic force is equal…
A: Given data: Speed (v) = 4×106 m/s Angle between velocity and magnetic field (θ) = 90° Magnetic field…
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: A 18 cm disk in radius is originally rotating at wo = 11 rad/s. If it is subjected to a constant…
A: Given that,The radius : r = 18 (cm) = 0.18 (m)Angular speed : ω0 = 11 (rad/sec)Angular acceleration:…
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: A solid cylinder of mass 4.9 kg and radius 4.8 cm rolls down an inclined plane of height 7.4 cm…
A: Speed of the center of mass. From conservation of energy
Q: QUESTION 8 The velocity-time graph for a model car moving along a straight line is shown in the…
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Q: if the energy gap is between( 1.2 and 5) eV this is a conductor: semiconductor: insulator If the…
A: Energy gap between (1.2 and 5 )ev Insulator Diode current is 0.08386mA
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: A warehouse is supplied with water through a main pipe with A 5.00 cm diameter. A faucet located h =…
A: Given: Diameter of main pipe, d1 = 5cm = 0.05 m Diameter of faucet, d2 = 2 cm = 0.02 m Height at…
Q: A 5 g coin with a 12 mm radius is flipped so that it spins end over end at a rate of 6 rev/s. What…
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Q: .. A pair of bullocks exerts a force of 140 N on a plough. The field being ploughed is 15 m long.…
A: Work done, W = F.d
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…
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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: I just need help solving H and I
A: We will find the minimum and maximum temperatures. The efficiency of Carnot engine is given as…
Q: 33. M CHALK MMH A car is traveling at 20.0 m/s, and the driver sees a traffic light turn red. After…
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Q: Q.1: A ball is fired from the top of a 40 m tall building, If the ball is fired with an initial…
A: Given data: The height of the building, h=40 m. The initial velocity of projection of the ball,…
Q: Caleulate Hhe Com mutatos
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Q: Mk=0.7. 10 kg TIR A 10-kg box is at sliding to the right on the floor. A rope is attached to the box…
A: mass of box = m = 10 kg co efficient of friction = 0.7 acceleration = a = 6 m/s2
Q: Problem 2: A 50 gram ball 1s thrown against a wall at 5 m/s. A The ball hits the wall and then…
A: Consider the ball is thrown to the right (positive) or moving towards is positive and rebounds to…
Q: Astudent measures the gravitational force on a satellite in a circular orbit moving around Earth to…
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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: Consider the finite difference grid shown in the figure below that is expressed in the polar…
A: Concept used: Polar co-ordinates specify location in angular motions.
Q: End Commutation velationship of positiom and Hamiltonian operadtor %3D
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Q: If the jet comes to rest in 13.0 s, what is the magnitude of its average acceleration? Express your…
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Q: Determine the distance covered by a body in 4 s if it initial velocity is 20 m/s and the…
A: Given data The time interval is given as t = 4 s. The initial velocity of the body is given as u =…
Q: Two charges are placed 29.1 cm away and started repelling each other with a force of 7.1x10 N. If…
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Q: 1. Want to hit the golf ball onto the green which is 60 ft away and 10 ft high. What is the minimum…
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Q: At t=0, an object moves with an (a) Determine the magnitude of t 40 ✔ m/s² (b) Determine the…
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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…
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Q: In the approximation A « 1, Fermi-Dirac and Bose-Einstein statistics both tend to Maxwell-Boltzmann…
A: The maxwell boltzmann distribution law holds for classical particles while the fermi dirac and…
Q: und when the driver accelerates to make a green light. The tum of the car increases by 12,800 kg -…
A: mass = m = 1300kg initial speed = Vi= 10 m/s change in momentum = 12, 800 kg-m/s
Q: Mass-40 kg Density=1300 kg/m3 Find volume
A: Given data: Mass (m) = 40 kg Density (ρ) = 1300 kg/m3 Required: Volume (V)
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: A hoop and a solid cylinder of same mass and radius are made of a permanent magnetic material with…
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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 tennis ball is tossed vertically upwards and travels a distance of 6.5 m in 1.2 seconds. What was…
A: Given that,Distance : d = 6.5 (m)Time : t = 1.2 (sec)Acceleration : a = -g = -9.8 (m/sec2)Here we…
Q: An electric motor lifts a mass of 500 kg from the ground to a height of 30 m in 1.5 minutes.…
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Q: Two concentric circular wire loops of radi r = 12 cm and r 24 cm are located in an xy plane, as…
A: The magnetic field due to a current carrying circular loop at the centre of the loop is given by the…
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