An object moving at 21.0 m/s has 1390 J of kinetic energy. What is the object's mass? A. 6.30 kg B. 66.2 kg C. 3.15 kg D. 33.1 kg

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A: Given data:  A circular varying cross-sectional pipe  Radius of pipe (r1) = 0.170 m Volumetric flow…

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A: Given: V=7.4 m/s R=15.0 m

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Q: 1. The 20-kg homogeneous smooth sphere rests on the two inclines as shown. Determine the contact…

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A: An error is a difference between the measured value and the actual value. The true value or the…

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A: This question is based on motion in one dimension.

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A: Given Initial vertical displacement is y0=78.4 m Final vertical displacement is y=0 Acceleration due…

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Q: Derive linear density expressions for BCC [110] direction and planar density expressions for FCC…

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Q: Current Attempt in Progress The weight of the block in the drawing is 77.0 N. The coefficient of…

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Q: An astronomical unit (AU) is equal to the average distance from Earth to the Sun, about 92.9 × 106…

A: The smaller unit of distance is meter, millimeter, micrometer, nanometer, picometer, etc. The larger…

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A: Given, The volume of the can, V = 220×0.355 L

Q: In the figure four particles form a square with edge length a = 2.11 × 10¹2m. The charges are…

A: Given data: The length a=2.11×102 m. The charge q1=q4=2.91×10-15 C The charge q2=q3=q

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A: Since the lower plate holds positive charges and the upper plate holds negative charges, the…

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Q: At the moment of release, a baseball has a horizontal velocity component of 25 meters per second and…

A: Given That: Horizontal Velocity Component: Vx→= 25 m/s i^ Vertical Velocity Component: Vy→= 14 m/s…

Q: Earth is approximately a sphere of radius 6.37 × 106 m. What are (a) its circumference, (b) its…

A: Given  Radius of sphere,R  = 6.37× 106 m  Circumference of sphere is,C  Surface area of sphere is, S…

Q: In the figure at right, the 200-lb crate is being pulled up the slope by the motor M. If the…

A: In the following problem,  Mass of the crate, m=200 lb Velocity at point P, vP=2s3 ft/s Here s is…

Q: - 2Q € + 2Q X A semicircle of radius a is in the second and third quadrants, with the center of the…

A: Given:-

Q: A +6.0 µC and a -10.0 µC point charge are placed as shown in the figure. What is the potential at…

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Q: A boat is moving atv12kph is crossing a river 500 m wide in which a current is flowing at 4 kph.…

A: Given that Velocity of boat Vb = 12 kph width of the river is d = 500 m Velocity of river flow is Vr…

Q: The rms current through a 10 kΩ resistor is 5 mA. What is the rms voltage drop across the resistor?

A: The voltage across any resistor is given by Ohm's law as V=IRR is the resistance valueI is the…

Q: A car starts from a, 15 m at f-0s and moves with the velocity graph shown in figure below. (Egure 1)…

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Q: In the figure, the 200-lb crate is being pulled up the slope by the motor M. If the velocity of the…

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Q: t=0 charge on the capacitor is 105 µC and maximum ompute the following quantities at t = 2.0 ms: (a)…

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Q: a) the initial speed of ball B b) how far B will travel before landing at the same elevation from…

A: In the following problem,  Ball A is thrown upward with the velocity, uA=2 ft/s Ball B is launched…

Q: Consider a glass of 178 mL of water at 27°C. Calculate the mass of ice at -15°C that must be added…

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Q: In the figure shown, the inner sphere carries a charge of Qa=5.42nC and the outer spherical shell…

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Q: A weight lifter lifts a 380-N set of weights from ground level to a position over his head, a…

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Q: 2. A mouse is observed to traverse toward the left (-x) for 60 cm and then forward (+y) for 40 cm.…

A: Given : Displacement 1 (d1 ) = 60 cm to left Displacement 2 (d2 ) = 40 cm to up

Q: Problem 3: A q₁ = -10.0 nC point charge and a q2 = +20.0 nC point charge are 15 cm apart on the…

A: Electric field starts from positive charge and ends on negative charge. For positive charge,…

Q: If the battery in (Figure 1) were ideal, lightbulb A would not dim when the switch is closed.…

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Q: a. How much energy is required to ionize a hydrogen atom containing an electron in the n=4 level? b.…

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Q: A river is flowing at a rate of 7.62 m/s due South. You are canoeing across the river at a speed of…

A: Given that:- Velocity of river=7.62m/s due south

Q: A coaxial cylinder of inside radius 0.4 m, outside radius of 1.1 m, and length of 20 m has. a charge…

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Q: a stone is thrown upward with an initial velocity of 100 m/s from the roof of a building whose…

A: Given:-  A stone is thrown upward from the roof of the building with an initial velocity of u = 100…

Q: (a) Two protons in a molecule are 4.20 x 10-10 m apart. Find the electric force exerted by one…

A: charge of proton = q = 1.6 x 10-19 C distance = r = 4.2 x 10-10 m

Q: Determine the absolute value of the work in joules needed to transfer a charge of 3uC from one plate…

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Q: 1) The two blocks in the figure are sliding down the incline. The mass of block A is 6 kg, mg=4 kg.…

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Q: tel Speed 15 mm's Projectile Motion 11.5m O Normal Slow PHET 3. Take a few minutes to familiarize…

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Q: Which of the following physical quantities is not a scalar? a. Time O b. Position O c. Distance O d.…

A: Required:  The physical quantities that is not a scalar

Q: The cruising speed of a certain airplane is approximately Mach 0.67, meaning 0.67 times the speed of…

A: Given data: Cruising speed of airplane, va=Mach 0.67 Speed of sound, vs=295 m/s Our question is to…

Q: A 62.6 kg runner has a speed of 5.30 m/s at one instant during a long-distance event. HINT (a) What…

A: Given data:  Mass (m) = 62.6 kg Speed (v) = 5.30 m/s Required: The kinetic energy and net work to…

Q: Two identical capacitors Ca and Cb each of capacitance 5.85μ F are connected in parallel across a…

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