Approximately how many other planetary systems have been discovered to date?

Q: It is estimated that about 40.0 m² of solar panel is needed to provide electricity for an average…

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Q: This time the sheet has charge density 5.38 x 10^-6 C, and your mass including the suit is 69.8 kg.…

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Q: If you were to observe the sunset on the Moon, would you see the space around the sun as red, like…

A: During sunset , the light appears red. This is a phenomena called Rayleigh scattering which happens…

Q: A disk spins counter-clockwise at 25.6 rad/s. Due to friction, it slows down at a constant rate.…

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Q: 2. (a 5) What is the reactance of a 6.20-F capacitor at a frequency of 60.0 Hz? (b 5) What is the…

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Q: A space station consists of two donut-shaped living chambers, A and B, that have the radii shown in…

A: The circumference of the circle is defined as the total distance around the circle. When we consider…

Q: Suppose the spring constant of a simple harmonic oscillator of mass 115 g is increased by a factor…

A: Given: Mass of simple harmonic oscillator= 115 g =0.115 kg increased factor by = 2 To find, mass  We…

Q: A 0.75 kg mass oscillates according to the equation x(t)=Acos(ωt). Here, A=0.67 m and ω=6.5 rad/s.…

A: Mass= m = 0.75 kg Angular frequency=ω = 6.5 rad/s Amplitude= A= 0.67m Equation of the oscillator:-…

Q: The bob of a simple pendulum has a speed of 0.2 m/s at its lowest position. Calculate the maximum…

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Q: 6.15 Determine the equivalent capacitance for e circuits in Fig. 6.50. 4 F 3 F 5 F (a) 6 F (b) 12 F…

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Q: An ice cube is placed in a microwave oven. Suppose the over delivers 105 W of power to the ice cube…

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Q: 15⁰ TT You are on a swing that consists of a seat at the end of a 2.0 m rope. Your friend pulls you…

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Q: A man does 375 J of work by lifting some boxes to a height of 3 m. How much force has he used?

A: Let the force be  F We use the formula for work done W=Force ×displacement =Fh

Q: The 46-kg homogeneous smooth sphere rests on the 26° incline A and bears against the smooth vertical…

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Q: A 90 kg construction worker stands 2.0 m from the right end of a 6.0 m long, 600 kg steel beam as…

A: First we find the tension in the cable . The forces acting are shown below: where m1 is the mass of…

Q: 60 kg woman jumps from a burning building and falls 10 meters before making co h stops her in 0.120…

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Q: Radio waves from a star, of wavelength 274 m, reach a radio telescope by two separate paths, as…

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Q: An object of mass m is launched from a planet of mass M and radius R. Calculate this minimum launch…

A: We know : vesc=2GMR

Q: An automatic dryer spins wet clothes at an angular speed of 4.2 rad/s. Starting from rest, the dryer…

A: Given data:  Initial angular velocity (ω0) = 0 rad/s Final angular velocity (ω) = 4.2 rad/s Angular…

Q: A mass of m= 10 kg is on a frictionless horizontal plane. The mass starts at rest, pressed a ing…

A: Given:  mass, m = 10 kg spring constant, k = 500 N/m Compression in the spring, x = 0.2 m Angle of…

Q: A 85.1 kg toy rocket is sent flying straight up into the air with an acceleration of 5.00 m/s².…

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Q: In a hypothetical diesel engine the fuel is compressed from 528mL to 39.7 mL.  This rasies the…

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Q: Determine Brewster's angle for light reflected from carbon disulfide with an index of refraction…

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Q: A planet is detected via the Doppler technique. The velocity change of the star is a measure of

A: We know that most of the planets that discovered around the other stars are the most massive than…

Q: To clean a floor, a janitor pushes on a mop handle with a force of 50.0N.(a) If the mop handle is at…

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Q: A baseball is thrown vertically upward and feels no air resistance. As it is rising: Its momentum is…

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Q: The magnetic field of an wave in a substance is given by, B=(2 x 106 T) cos [x (0.04 x + 10²t)].…

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Q: A 28.6-meter-long spacecraft flies past a neutron star, and passes through the neutron star s…

A: concept here, we are using the concept of induced emf  (i) The rate of change of magnetic flux is…

Q: 1. A 51-kg packing crate is pulled with constant speed across a rough floor with a rope at an angle…

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Q: You are investigating the internal energy of a system in the laboratory. You plot the PV diagram for…

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Q: Which of the following statement represents the acceleration of a particle under simple harmonic…

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Q: In order to keep a leaking ship from sinking, it is necessary to pump 12.0 Ib of water each second…

A: The given data we have: Mass of water required to be pumped: 12.0lb= 5.44 kg Height up to which the…

Q: A 40. kg block is placed on a ramp inclined thirty degrees to the horizontal as seen in the figure…

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Q: A cyclist starts from rest and pedals such that the wheels of his bike have a constant angular…

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Q: Please refer again to Figure 2. Again, disregard the charge off to the right. This time, 11 = 8.48 A…

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Q: A youngster rides on a skateboard with a speed of 2m/s. After a force acts on the youngster, her…

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Q: Q3. At the instant shown, a wheel (fixed at its rotation axis) is spinning at 2.00rev/s, and slowing…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A bag of trash is thrown horizontally from the top of a 4.5-m building. How long was its flight? If…

A: Given data:  A bag is thrown horizontally Height of building (h) = 4.5 m Initial horizontal velocity…

Q: moving at a velocity of 5.80 m/s toward a parallel (much longer) wire which carries a current of…

A: concept and formula here  we use the formula of induced emf and magnetic field due to long straight…

Q: The table shows two isotopes of potassium and two isotopes of calcium. 39K 42K Stable B-decay…

A: GivenMass of electron (me) = 0.000549 uMass of proton (me) = 0.000549 uMass of neutron (me) =…

Q: An application to mecanics A particule x(t) of mass 1kg is moving along an horizontal straight line…

A: The equation of motion is mdvdt=Ft=g We solve this with the help of initial conditions.

Q: 1.What will be the final velocity of an object having a mass of 12 kg if it moves by 12 meters while…

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Q: You observe an electron moving on your screen in a clockwise circle of radius 4.71 cm, at a constant…

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Q: A block of mass 15 kg starts from rest at a height 11 m and slides down a frictionless plane…

A: The following problem involves the conservation of energy. The potential energy of the box due to…

Q: What is the tension in the left rope? (Give your answer in N.) b. What is the magnitude of the…

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Q: Please refer to Figure 3, which shows the pattern of interference fringes for light of wavelength…

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Q: a) Suppose that the width and radius of curvature of a Gaussian beam of wavelength λ= 532 nm, at…

A: Given :    Wavelength, λ = 532 nm = 1×10-9 m    Beam width, W1 = 1 mm = 1×10-3 m    Radius, R1 = 1 m…

Q: catapult laucher on an aircraft carier accelerates a jet from rest to 72m/s. The work done by the…

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Q: Water moves through a constricted pipe in steady, ideal flow. At the lower point shown in the figure…

A: We will use the Bernoulli equation P1+ρgh1+12ρv12=P2+ρgh2+12ρv22 along with the continuity equation,…

Q: 14 Suppose you see two main-sequence stars of the same spectral type. Star 1 is dimmer in apparent…

A: We know apparent magnitude(m) is related Radiant flux (F): F2F1=100(m1-m2)/5And…