An Olympic bobsled goes 41 m in 2.6 s.  How fast was it travelling in m/s?

Q: A coaxial cable consists of a solid inner cylindrical conductor of radius 1.00 mm and an outer…

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Q: The pupil of an eagle's eye has a diameter of 6.0 mm. Two field mice are separated by 0.010 m. From…

A: Diameter , D = 6 mm = 6 x 10-3 m Separated distance , S = 0.01 m Distance , r0 = 201 m Speed , V =…

Q: The quantity of charge q (in coulombs) that has passed through a surface of area 2.00 cm² varies…

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Q: A long wire carrying 4.50 A of current makes two 90° bends, as shown in the figure below. The bent…

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Q: A standing wave pattern with 3 nodes is created in a string of length 1.6 m by using waves of…

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Q: When an electron transitions from n=1 to n = 3 in a hydrogen atom, how much energy is absorbed? A.…

A: Electron transition from n = 1 to n = 3 in a hydrogen atom. Initial level, ni = 1 Final level, nf =…

Q: How much work would it take to place a +2.0 C charge at a position in space that has an electric…

A: Charge (q)=+2.0 C Electric Potential (V)=150 V

Q: In order to clean a dirty floor surface you push with force F directly along the handle of a mop, at…

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Q: An object is 60 cm from a screen. What are the radii of a symmetric converging plastic lens (i.e.,…

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Q: To fit a contact lens to a patient's eye, a keratometer can be used to measure the curvature of the…

A: The object distance: p=29.0 cm The magnification of the lens: M=0.0110

Q: A 350.0 N, uniform, 1.50 m bar is suspended horizontally by two vertical cables at each end. Cable A…

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Q: A particle with a charge of -3.00 x 10^(-15) C is moving at an instantaneous velocity v = (400 m/s)…

A: The charge of the particle is q=-3.00×10-15 C The instantaneous velocity is v→=400 m/si^ + -500…

Q: Match each example with the correct term. Distance Speed (m/s) 3.0 2.5 20 1.5 1.0 0.5 m/s m/s east…

A: All are correct except one a plane slowing down to land as it is deacceleration

Q: Find the current drawn in a battery and at 6 resistors. 10 Q 60 M 1Q 89 82 9V ვი

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Q: A 40 lb object is subjected to an applied upward force of 20 lbf. The only other force acting on the…

A: Given Data: Mass of the object (m) = 40 lb.Force (F) = 20 lbf.Acceleration due to gravity (g) = 32.2…

Q: 4 kg and m₂ = 5) If in the following diagram, M₁ = 9 kg and find the acceleration of the masses and…

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Q: A flywheel with a radius of 0.240 m starts from rest and accelerates with a constant angular…

A: A flywheel with a radius of r=0.240 m  Angular acceleration= 0.780 rad/s2

Q: The figure shows particles 1 and 2, each of mass m, attached to the ends of a rigid massless rod of…

A: The given configuration is is shown below as L1=0.79 mL2=3.3 m

Q: consider a conducting wire made of copper. copper has a carrier density of 8.5x10^28 carriers/m^3…

A: Electrical resistivity ρ=1.7×10-8ohm-s Potential difference V=12V length of the wire L=100m…

Q: rinciple of buoyancy was discovered by Archimedes, when King Hieron of Syracuse became suspicious…

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Q: A falcon is flying at a bearing of 199o with an airspeed of 190 miles per hour. The wind is blowing…

A: we need to use vector addition. We can break down the velocity of the falcon and the velocity of the…

Q: 8) Three identical point charges (Q=+3uC) are arranged in an equilateral triangle as shown. What is…

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Q: (a) If it takes 1.55 min to fill a 23.5 L bucket with water flowing from a garden hose of diameter…

A: Volume of bucket is V=23.5 L Time taken to fill the bucket with water is t=1.55 min. Diameter of…

Q: An electron moves along the z-axis with vz=2.0×107m/s. As it passes the origin, what are the…

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Q: 8. In which section of the electromagnetic spectrum does the Balmer series of lines fall? A. UV B.…

A: The electromagnetic spectrum is a range of frequencies, wavelengths and photon energies covering…

Q: motor rotating a workshop grinding wheel at 1.14 x 102 rev/min is switched off. Assume the wheel has…

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Q: A 36.0-kg child swings in a swing supported by two chains, each 2.94 m long. The tension in each…

A: Given: mass of child = m = 36.0 kg length of each chain = L = 2.94 m tension in each chain = T = 424…

Q: Consider two concentric conducting spherical shells of negligible thickness separated by vacuum. One…

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Q: 11) What is the current in a 5 Ohm resistor due to a potential difference of 20 V? a) 25 b) 4 c)…

A: Since you have asked multiple question, we will solve first question (Question no. 11) for you. If…

Q: Consider a particle in 1D Box with length L,  and in a state n = 4. What is the probability of…

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Q: Part A What is the heaviest beam that the cable can support with the given configuration? Express…

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Q: 1) Two point charges experience a force of repulsion equal to 3 x 10 N when separated by 0.4m. If…

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: 1. Safety features in a vehicle work to reduce forces in a collision by A. lengthening the time in…

A: 1. Safety features in a vehicle work to reduce forces in a collision by lengthening the time in…

Q: a freely moving charged particle (m = 4.8 x 10-14 kg, q = +1.6 x 10-19 C) starts at rest and…

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Q: Compute for the potential difference, in volts, in moving a charge radially away from the center…

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Q: The mirror in my flash light is a paraboloid of revolution. If the mirror is 8 cm in diameter and 3…

A: Given Data: Diameter of the mirror (D) = 8 cm.Hence, radius (r) = 4 cm.Depth (d) = 3 cm. To…

Q: I need more explanation how you solved equation ii and iii?

A: Note: Only solution of eqns (i) and (ii) is provided. These eqns are picked from existing solutions.…

Q: A diffraction grating is 2.40 cm wide and contains 1900 lines, When used with light of a certain…

A: Width of grating is w=2.40 cm Number of lines on grating is N=1900 lines Order of maxima is m=3…

Q: You are the science officer on a visit to a distant solar system. Prior to landing on a planet you…

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Q: The cart shown below moves across the tabletop as the block falls. The acceleration of the cart is…

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Q: Find the current drawn in a battery and at 6 resistors. 10 Q 60 M 1Q 89 82 9 V ვი

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Q: A 1500 kg vehicle is rounding a frictionless-banked curve which is elevated at 25° incline. How fast…

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Q: Explain this formula

A: General form for the displacement of the wave function is    x=Asin(ωt) where,   A - Amplitudeω -…

Q: A flywheel with a radius of 0.240 mm starts from rest and accelerates with a constant angular…

A: Radius is r=0.240 mm Angular acceleration is α=0.780 rad/s2 Initially object is at rest so its…

Q: 1. Consider the experimental setup shown below. The length of the string between the string vibrator…

A: L=1m μ=0.0065 kg/mm=6.00 kgn=6vs=343 m/s

Q: One end of a cord is fixed and a small 0.700-kg object is attached to the other end, where it swings…

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Q: rotating flywheel has moment of inertia 18.0 kg⋅m2 for an axis along the axle about which the wheel…

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Q: In the figure, suppose the length L of the uniform bar is 3.4 m and its weight is 180 N. Also, let…

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Q: A skier starts at rest at the top of a large hemispherical hill (see the figure below). Neglecting…

A: The schematic diagram of the initial and final position of the skier is:

Q: Show transcribed data (d) Find (r) and (r2) for an electron in a circular orbit of hydrogen with…

A: The radial wave function of H-atom is given by R=2nan2na2n!rn-1e-r/na where n is the principal…