A resistor of 3 ohms and an unknown resistor are connected in series. The total resistance of the whole circuit is measured to be 9 ohms. What is the resistance of the unknown resistor (in ohm)?

Q: A proton moves at 3.80 x 105 m/s in the horizontal direction. It enters a uniform vertical electric…

A: See below

Q: A laser with 589 nm wavelength and a beam diameter of 2 mm is fed through a beam-expander, then…

A: The wavelength of light λ=589nm=5.89×10-7m beam diameter =2mm=0.002m for diameter of d=30cm=0.3m…

Q: As illustrated in the figure below, a beam of light is shining with an angle = 46° on a transparent…

A: As we know, angle of incidence=angle of reflection Therefore, some light which are reflected also…

Q: 3.15 You are continuing to investigate the sounds that you can make from your roommate's guitar, as…

A: Length of string=0.642m Fundamental frequency =165Hz Decreasement of length =0.214m

Q: 292 R₁ = 69 wwwww R₂ = 30 wwwwww ooooo L ε = 10 volt

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Q: James is positioned at x = 600 m. Explosion 1 happens at the origin and explosion 2 happens at x =…

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Q: Draw the magnetic field for the arrangements of two magnets. 17 Shamp following

A: In magnetic field lines, lines emerge from north poles and enter south poles, but flow inside the…

Q: If the uncertainty in the velocities of two particles A and B with masses of 1.0 x 10^(-30) kg and…

A: The mass of particle A is mA=1.0×10-30 kg The mass of particle B is mB=1.0×10-27 kg

Q: COLOR Black Brown Red Orange Yellow Green Blue Violet Grey White Gold Silver 2%, 5%, 10% 0 1 2 3 4…

A: Color code of the resistor is a−b−c. then, resistance is R=ab×10cΩ

Q: A block of mass 0.3 kg is attached to a spring on a frictionless table and set into simple harmonic…

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Q: A simple pendulum is 1.2 m long.What is the period of motion for this pendulum if it is in truck…

A: Length of pendulum ( L ) = 1.2 m Acceleration of truck ( a ) = 2.41 m/s2

Q: Three long, parallel conductors each carry a current of /= 3.00 A. The figure is an end view of the…

A: Current =3A a=1cm

Q: A block with mass 0.200 kg is connected to a light spring for which the force constant is 5.00 N/m.…

A: The mass of the object is 0.2 kg. The spring constant is 5 N/m. The amplitude of the object is 5 cm.…

Q: The position with time of an object is given by x(t) = Acos(wt) If the amplitude is 1.49 m, and the…

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Q: Mass of moon is 7.34 x 1022 kg. If the acceleration due to gravity on the moon is 1.4m/s², the…

A: Mass, = 7.34×1022 kg Acceleration due to gravity, g = 1.4 m/s² Radius, R = ?

Q: An 18-guage copper wire with diameter of 1.02 mm, carries a constant current of 1.67 A to a 200-W…

A: An 18-guage copper wire with diameter of 1.02 mm, carries a constant current of 1.67 A to a 200-W…

Q: b) Compare the Continuous and digital signals by mentioning at least two advantages and…

A: Continuous Signals: Advantages: Infinite Precision: Continuous signals can represent an infinite…

Q: 1. A sinusoidal electromagnetic wave is propagating in a vacuum in the +z-direction. a) If at a…

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Q: Dwayne Johnson is standing on a bridge and throws the rock, mass of 4 kg, straight up with an…

A: The mass of the rock, m=4 kg The initial velocity of the rock, u=10 m/s

Q: alculato wavelength abono signal Exproce your newer in motore Normal format

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Q: Which of the following is correct for the circult shown in the figure? şekilde devre için…

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Q: The position with time of an object is given by x(t)=Acos(ωt) If the amplitude is 1.81 m, and the…

A: Amplitude (A)= 1.81 m Frequency (f)=1.8 Hz To find: Peroid of motion of object (T)

Q: The filament of the light bulb is cylindrical and has a length of 20mm and a radius of 0.05mm. An…

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Q: 3.17 A wine glass can be shattered by establishing a standing wave vibration of high frequency…

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Q: A 1.4 kg block at rest on a table is attached to a spring of spring constant 1.22 N/m that is…

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Q: (a) Despite the presence of the phase angle , is it still true that the nodes are one-half…

A: (a) Yes   Explanation: It is still true that the nodes are one-half wavelength apart, even when…

Q: Given small samples of three liquids, you are asked to determine their refractive indexes. However,…

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Q: magnification

A: size of object h1 = 10 cm  size of image h2 = 50 cm

Q: QUESTION 1 See the figure below. A uniform electric field exists in the region between two…

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Q: A 1200-kg trailer is hitched to a 1400-kg car. The car and trailer are traveling at 72 km/h when the…

A: Page 1

Q: What is the angular speed of Mercury's center of mass as it orbits the Sun? (Use 88 as the number of…

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Q: . At the first stage of a roller coaster ride, the 1200kg roller coaster ends up 50 m above its…

A: Mass of the roller coaster(m)=1200kg Height(h)=50m

Q: mass = 2 kg attached to end of spring with restoring force 100 N/m mass is in a medium…

A: Write the expression for the rate of mass and substitute the corresponding values to calculate the…

Q: (a) Find the electric force exerted by one sphere on the other. magnitude N direction ---Select---…

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Q: Two identical sinusoidal waves with the same amplitude, wavelength, and speed travel in the same…

A: Given data: The wavelength of the waves is λ=1.00 m The speed of the waves is v=7.00 m/s Let the…

Q: A parallel beam of unpolarized light in air is incident at an angle of 57.5° (with respect to the…

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Q: 3) Three charges q1, q2, and q3 are arranged at the corners of a rectangle 18.0 cm x 8.0cm as shown…

A: The charge q1=-5μC The charge q2=7μC The charge q3=8μC The length of the rectangle, L=18cm The…

Q: 3.6 Two waves on one string are described by the wave functions Y₁ = 3.5 cos(5.0x - 1.5t) Y2 = 3.0…

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Q: A laser with 589 nm wavelength and a beam diameter of 2 mm is fed through a beam-expander, then…

A: Given Data: The wavelength of light (λ) = 589 nm = 5.89×10-7m.Beam diameter (d) = 2 mm = 0.002…

Q: A mass, m₁ = 3kg is initially travelling with a speed of 4 m/s, and runs into a mass m², that is…

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Q: Which description best explains why the view within the rectangle lens is different than the view…

A: When light travels parallel to the principal axis of the lens than it converges at the point known…

Q: A large sphere of radius R and mass M is released from rest to roll without slipping down an…

A: A large sphere of radius R and mass M is released from rest to roll without slipping down an…

Q: Provide the formula and interpretation of the principle of wave particle duality. By name of which…

A: The principle of wave-particle duality is a fundamental concept in quantum mechanics that suggests…

Q: A bicycle and rider have a combined mass of 59.50 kg and are moving at 2.50 m/s. A 59.50 kg person…

A: mass in first case m1 =m =  59.5 Kg  mass in second case m2 =2m =  119 kg  speed in both case v =…

Q: Impulse force a. Compute the initial momentum A 50 gram golf ball lands in a sand trap. It's…

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Q: A synthesizer produces the following two waves simultaneously. Using the principle of superposition,…

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Q: A force F=60i + 20j + 20k moves an object through a displacement s from A = (3,-1,5) to B =(-1,7,10)…

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Q: What is the velocity of a 141 kg lion initially moving at 20.0 m/s, just after it collides with a…

A: See below

Q: a 25cm diameter cylinder that is 36cm long contains 60g of oxygen gas at 20 degree c   what is the…

A: Write the given values with the suitable variables. d=25 cm=0.25 mL=36 cm=0.36 mm=60 gT=20 °C=293 K…

Q: A hammer taps on the end of a 4.4-m-long metal bar at room temperature. A microphone at the other…

A: