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Q: A 4-kg ball has a momentum of 12kg*m/s. What is the ball's speed?
A: Given data: Mass (m) = 4 kg Momentum (P) = 12 kg.m/s Required: The ball's speed (v)
Q: An object slides on the flat ground. It comes to a stop under the influence of friction with a…
A: 1. Force = ma = m * 2.45 m/s2 Frictional force, F = μ * R = μ * mg Equating, we get 2.45 * m = μ…
Q: A 1000 kg car traveling at 30 m/s crashes into a wall and come to rest in a distance of 2.5 m.…
A: Given that mass of the car and initial velocity of the car and also given the final velocity of the…
Q: One of the safety features present in automobiles is an airbag. During a collision or an accident,…
A: During an impact (collision accident) car has high negative acceleration. This high acceleration is…
Q: 7. The face of a dam adjacent to the water is vertical, and its shape is in the form of an isosceles…
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Q: 5. The system below is in equilibrium A concrete block of mass 308 kg hangs from the end of the…
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Q: A 1400kg car accelerates from 5 m/s to 25 m/s .Then net work done by the car is?
A: Given Mass m = 1400 kg Initial velocity u = 5 m/s Final velocity v = 25 m/s
Q: Discuss what happens when a man fires a pistol in front of a flight of stairs in a large hall.
A: There will be an extended-pulse echo produced.
Q: A body a force accelevation produeid of mass 5 kg moves under of coit 15-20 k. Then the is 9
A: Given, mass m = 5kg force F = 10i + 15j -20k acceleration = force/mass
Q: the speed of a skyrocket is measured and found to be 236.42 m/s. what is the rockets speed in km/hr?
A: Given data: Speed (v) = 236.42 m/s Required: Speed in km/hr
Q: Ladio: 4am objith: 4 am f: 2 = 2 2 1= 1 + 1 fio A = i A = - As4 A : - I food, 4 = 2um → 1: 1 + 1 २ i…
A: Solution. The given information in the question is: Radius of curvature R = 4cm Focal length of the…
Q: What are the kinetic, potential, and total mechanical energies at points A, B, and C 25.0 m ¡C 3.00…
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Q: You are performing an experiment with a laser, which emits light at a wavelength of 645 nm. The…
A: Given, Wavelength,λ=645 nm=6.45×10-7m Slit width,a=0.16 mm=1.6×10-4m Distance between screen and…
Q: A circuit is constructed with a resistor, two inductors, one capacitor, one battery and a switch as…
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Q: What is its angular velocity and frequency? What is its moment of inertia? What is its angular…
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Q: Show the current direction and the magnetic field around all wires with Xs and Os above.
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Q: The force in the sketch below has a magnitude of 40N, but now is acting at a 30° angle to the…
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Q: o A projectile shot at an elevated height h=2.0 m. Given initial speed v_0 = 60.0 m/s, theta= 45.0…
A: Given:- The elevated height of the projectile is h = m The initial speed of lunch is u = 60 m/s…
Q: Pin Hole (0) 1m 0.3m 2m бт *not to scale
A: For blue line Let vertical distance on wall is a Now, By symmetric triangle a/(6+2) = 1/2 a = 4…
Q: A circular swimming pool has a diameter of 14 m, the sides are 3 m high, and the depth of the water…
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Q: Two slits are separated by a distance d. If light of wavelength is incident on the slits, what is…
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Q: : What will be the momentum of a stone having mass of 10 kg when it is thrown with a velocity of…
A: Given data : Velocity = v Mass =…
Q: 1) What is the formula that describes how the acceleration of an object down an inclined plane? Make…
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Q: Find the individual current and voltage drop across each resistors if C;= 43 Ω, C, = 31 Ω, and…
A: The potential difference as applied by the battery, VT=10.1 Volts The resistor, C1=43 ohm The…
Q: A horizontal massless strut is pivoted at point A. 5.0 m to the right of point A a force is exerting…
A: Given data: Distance (r) = 5.0 m Force (F) = 25 N Angle (θ) = 150° Required: The magnitude of the…
Q: If a .300KG rubber ball is dropped from a 3m wall. How fast is it right before it bounces back?
A: Given data The mass of the rubber ball is m = 0.3 kg The height of the wall from where the ball is…
Q: In the figure, if a = 1.8 cm, b = 3.5 cm, and I = 5.0 A, what is the magnitude of the magnetic field…
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Q: 1. Using the steps for node voltage analysis to solve for the node voltages. Then, calculate the…
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Q: Alex the Astronaut weighs 70 kg. He is space walking outside the space shuttle and pushes a 350-kg…
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Q: The direction of the magnetic force on the proton is A. To the right. B. To the left. C. Into the…
A: Given: Reference figure: The direction of the velocity of the proton is vertically upward. The…
Q: A driver climbs up the stairs to the diving tower. The work he does climbing the stairs is?
A: When someone is climbing he needs to do work against gravity. The work is defined as the dot product…
Q: two gliders at time t; in experiment 3 greater than, less than, Is lpsd, the magnitude of the…
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Q: 2.5 kg stone falls from rest. What is its momentum after 4 seconds?
A: Given Initial velocity of stone is v0=0 Acceleration due to gravity is ay=9.80 m/s2 Time t= 4 s Mass…
Q: Convert the following: 365 miph to m/s 98 rev/min to rad/s 4585 kJ/kg to BTU/lb
A: According to question we need to convert unit of given quantity.
Q: In a double-slit experiment using light of wavelength 486 nm, the slit spacing is 0.600 mm and the…
A: We need to tell the fringe width of the Young's double slit experiment.
Q: The refractive index n (how much the speed of light is reduced) of fused silica at different…
A: Given: The refractive index of fused silica is as follows: Introduction: When approximating…
Q: A projectile is fired at an angle of 28° above the horizontal with an initial velocity of 1,800 feet…
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Q: Q2. A parallel plate capacitor has two kinds of dielectric materials between two electrodes. The…
A: Given, A parallel plate capacitor is made up of two dielectric materials. And their dielectric…
Q: Calculate the momentum of the car that has a mass of 1440 kg and a velocity of 16•2 m/s ?
A: Given data : Mass = m Velocity = V To find : Momentum
Q: A proton moves perpendicular to a uniform magnetic field B at a speed of 2.00 x 107 m/s and…
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Q: Ch.5 Problem 72
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Q: 1. Refer to figure 1. Calculate the torque for each case in table 1. 0.250 m Table 1: Table of…
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