EXERCISE 2.1 How much electrical energy is needed to bring two charges Q₁ = 5.5 x 10-7 C and = 1.7 x 10-6 C from infinity to where they are 1 meter apart? Q₂

Q: Alpha particles (charge = +2e, mass = 6.68 x 10-27 kg, e = 1.60 x 10-19 C) are accelerated in a…

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Q: Question). Use superposition theorim to find current in the resistance (1500), for the figi4) K 150…

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Q: Given the position versus time plot of an object, which of the following time is the object not…

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Q: Can the total work done on an object during a displacement be negative? Explain. If the total work…

A: Work done defined as the dot product of force vector and a displacement vector. W =F→.S→ So, if the…

Q: Neutron stars consist only of neutrons and have unbelievably high densities. A typical mass and…

A: Given : mass, M = 8.6 × 1028 Kg , Radius, R= 1.8 × 103 m , Volume of dime, V = 2.0 × 10-7 m3 Find :…

Q: Question 30 A particle with charge -5.00 C initially moves at v = (1.00 i +7.00 j) m/s. If it…

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Q: Part C Calculate the instantaneous value of the angular velocity wz at t= 5.05 s. 1D ΑΣΦ www ? rad/s…

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Q: The ends of a 24 cm long, 2.6 cm diameter rod are maintained at -5°C and 99.4°C by immersion in a…

A: We have a rod of length x=26 cm=0.26 m and diameter d=2.6 cm=0.026 m (radius r=d/2=0.013 m) and the…

Q: At the beginning of a 3.0-h plane trip, you are traveling due north at 192 km/h. At the end, you are…

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Q: if the source of Earth’s magnetic field was a bar magnet, then the best diagram to show this fields…

A: Earth has north pole upside and south pole downside. And magnetic field lines comes out from north…

Q: 2. A fixed pulley is driven by a 100 kg mass falling at a rate of 8.0 m in 4.0 s. It lifts a load of…

A: Write the given values with the suitable variables. M=100 kgh=8 mt=4 sm=75 kg Here, M, h, t, and m…

Q: Given three vectors A = -2i + 3j + 4k, B = 3i + 1j – 3k and C = 3i -4j + 2k, do the following: d)…

A: GIVEN : A =-2i+3j+4kB=3i+1j-3kC= 3i-4j+2k

Q: of water in an insulated container as shown. Then, the object falls through a distance of 6.00 m…

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Q: PROBLEM NO. 2 The 460-kg satellite S traveling at 7 km/s is hit by a 1.43-kg meteor M traveling at…

A: We have a satellite of mass M=460 kg which is travelling with a speed of v1=7 km /s (in the +x…

Q: CO2 from your Light Bulb 0.0/10.0 puntos (calificado) A 75 W light bulb is used for 12 hours a day.…

A: in this question  we use simple energy consuming by bulb and kerosene lamp.

Q: pieces by a large firecracker. Two pieces of equal mass m fly away perpendicular to one another, one…

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Q: A motorcycle has a constant acceleration of 4.05 m/s2. Both the velocity and acceleration of the…

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Q: Problems 10-16 Information: Jose' pushes a wheelbarrow consisting of a wheel (mass mw = 3 kg, radius…

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Q: An ambulance siren emits a sound wave with a frequency of 350 Hz. If the ambulance is at rest and a…

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Q: Two apples are thrown from a cliff. One is thrown with an upward angle of 300 while the other is…

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Q: A soda straw is stuck into water at an angle of 36° to the vertical. Looking straight down, what…

A: Incident angle, i=36⁰ Refractive index of water =1.33

Q: rod of uniform density has a length of 0.5 m and is rotating in a circle on a frictionless table.…

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Q: From her bedroom window a girl drops a water-filled balloon to the ground, 5.40 m below. If the…

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Q: Find the charge on each of the capacitors in the figure below. + 1.00 F. 5.00 F 24.0 V 8,00 F 4,00F…

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Q: A boy and a girl are riding on a merry-go-round that is turning. The girl is twice as far as the boy…

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Q: GIVE ONE ILLUSTRATION OF RAY DIAGRAM AND BRIEFLY EXPLAIN THE GIVEN RAY DIAGRAM

A: GIVE ONE ILLUSTRATION OF RAY DIAGRAM AND BRIEFLY EXPLAIN THE GIVEN RAY DIAGRAM.

Q: rcher fish spies a meal of a grasshopper sitting on a long stalk of grass at the edge of the pond in…

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Q: A stick is resting on a concrete step with of its total length L hanging over the edge. A single…

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Q: The A string on a violin has a fundamental frequency of 440 Hz. The length of the vibrating portion…

A: We have a string of mass m=0.36 g=0.36×10-3kg and length L=34 cm=0.34 m which is vibrating with a…

Q: A 580-N uniform rectangular sign 4.00 m wide and 3.00 m high is suspended from a horizontal,…

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Q: The moment of inertia of a uniform rod (about its center) is given by /= ML2/12. What is the kinetic…

A: Given: The mass of the rod is 450 g = 0.45 kg.                                      {  1 g = 0.001…

Q: Attempt 4 A 0.250 kg toy car moving with a speed of 0.820 m/s collides with a wall. The figure shows…

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Q: A car with a mass of 500kg accelerates from 10 m∙s-1 to 50 m∙s-1 in 25 s on a horizontal…

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Q: A typical Airbus A320 has a wing area of 142m^2 . What is the wing area in ft.^2 ?

A: GivenA typical Airbus has a wing area of A=142 m2

Q: A bicyclist in the Tour de France has a speed of 29.0 miles per hour (mi/h) on a flat section of the…

A: Speed value, v = 29.0 mi/h

Q: In the presence of a charge, explain how can a potential be generated?

A: The electric potential (also called the electric field potential, potential drop, the electrostatic…

Q: A pump raises 10 kg of water to a height of 2 m in 2.3 s.   What is the power output of the pump?

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Q: Slug mass equal (1/4) is hungged on to a spring, whereupon the spring is stretched 1/2 ft from its…

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Q: An infinite thin, straight wire has a positive charge distribution (lambda), use a finite cylinder…

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Q: The switch in the following circuit has been opened for a long time. It is closed at t = 0.…

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Q: Water flows through a garden hose which is attached to a nozzle. The water flows through hose with a…

A: Speed with nozzle ( unozzle ) = 20.8 m/s  Speed without nozzle ( uwithout nozzle ) = 1.87 m/s

Q: Below are two situations where a conducting loop is falling in a region of a perpendicular magnetic…

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Q: Part A: A chunk of metal with a mass of 265.5 g at 76.2°C is placed in 0.108 kg of water initially…

A: Write the given values with the suitable variables. m1=265.5 g=0.2655 kgT1=76.2 °Cm2=0.108 kgT2=21.6…

Q: On average, both arms and hands together account for 13% of a person's mass, while the head is 7.0%…

A: The following problem belongs to the topic of angular motion. It also involves the concept of Law of…

Q: Pressure is expressed as the equivalent height of a fluid column. True False

A: Say we have a fluid column in which a fluid of density 'ρ' is filled up to a height 'h' of the…

Q: If the power generated by a wind system at a height of 50 m is equal to 30 kw at a wind speed of 4…

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Q: 8. The battery below has a potential difference of 568 V. 4.00 cm 4.00 cm Use the 4.00 cm to answer…

A: The amount of work done to move a proton from level A to level B is         3.029 × 10-17 J

Q: scout troop is practicing its orienteering skills with map and compass. First they walk due east for…

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Q: A quantity of oxygen gas is slowly compressed adiabatically in an insulated container to two-thirds…

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Q: A ball is accelerated from rest at 0.2 m/s2.  How far will it have traveled when its speed is 18…

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