Problem 1: A nurse pushes a patient’s bed with a constant force of 30 N. If the bed has a mass of 100 kg and was initially at rest, how fast is the bed moving after 5 seconds?

Q: A laser beam with a wavelength of 620 nm is incident upon a diffraction grating. A screen is placed…

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Q: In the figure, two blocks (m = 2.40 kg and M = 12.0 kg) and a spring (k = 260 N/m) are arranged on a…

A: 1) Smaller block mass: m = 2.40 kg 2) Bigger block mass: M = 12.0 kg 3) Spring constant: k = 260 N/m…

Q: In class, we derived the formula for the power radiated by an accelerating charge. The classical…

A: Given Data: Kinetic energy (K) = 13.6 eV = 13.6×1.6×10-19 J = 21.76×10-19 J.Radius (r) = 0.0529 nm =…

Q: Two students push on the opposite sides of a crate, with the force applied by each student in…

A: (1) Since the force applied to the left by one student is greater than the force applied to the…

Q: A proton moves with a velocity of V = (51-5j + k) m/s in a region in which the magnetic field is B =…

A: The velocity of the proton is v=5i-5j+k m/s. The magnetic field is B=i+2j-k T.

Q: A(n) 88-kg sprinter accelerates from rest to a speed of 11.0 m/s in 4.2 s. (a) Calculate the…

A: Given that, Mass of the sprinter is m = 88 kg. The sprinter accelerates from rest thus initial…

Q: (a) Energy is required to separate a nucleus into its constituent nucleons, as the drawing…

A: Given that, Atomic mass of N157 is  15.000108 uAtomic mass of N167 is  16.006099 uAtomic mass of n1o…

Q: The quantity of charge q (in coulombs) that has passed through a surface of area 1.95 cm² varies…

A: Area (A) = 1.95 cm2charge (q) = 6t3 + 3t + 6

Q: (a) Suppose a meter stick made of steel and one made of invar are the same length at 0°C. What is…

A: Introduction: Thermal expansion is the tendency of the body to change its size and shape in response…

Q: ▼ ▼ Part B What is the amplitude of the magnetic field of this wave? Express your answer in teslas.…

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Q: > A 1.30 kg mass on a spring has displacement as a function of time given by the equation z (t) =…

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Q: A string along which waves can travel is 2.63 m long and has a mass of 103 g. The tension in the…

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Q: A shell is shot with an initial velocity vo of 10 m/s, at an angle of 0o = 54° with the horizontal.…

A: Given data: magnitude of initial velocity of shell: v0=10 m/s angle of projection above the x-axis:…

Q: Where is the image located for a diverging lens with a focal point 3 mm on the right of the lens and…

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Q: An oscillator consists of a block attached to a spring (k = 229 N/m). At some time t, the position…

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Q: Bugs Bunny, during his training for the Space Jam sequel, is trying to perform a biceps curl and is…

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Q: In one or two sentences, compare the data collected in Table 1 and Table 2.

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Q: One The particle has a mass of 4.97 x 103 kg and a charge of +6.41 μC. A second particle has a mass…

A: m1 = 0.00497 kg m2 = 0.00753 kg q1 = 6.41 μC = q2initial separation between the two charges = d new…

Q: Starting from rest, two skaters "push off" against each other on smooth level ice, where friction is…

A: Given Data: Mass of the woman (m1) = 63 kg.Mass of the man (m2) = 86 kg.Velocity of the woman (v1) =…

Q: A chemical reaction transfers 8150 J of thermal energy into 11.4 moles of an ideal gas while the…

A: Thermal energy, Q=8150J Number of moles, n=11.4moles Change in volume, ∆V=2.00×10-2m3 Pressure,…

Q: This, the length of the pendulum is 2.46 m. Now you start with the pendulum at 18.2 degrees with…

A: Let initial speed is u ( at point A )

Q: a. Calculate the energy of a 800 nm photon. b. Find the wavelength and frequency of a 80-MeV photon.…

A: See below

Q: A magnetic field is passing through a loop of wire whose area is 0.026 m². The direction of the…

A: Given:area of the loop, A = 0.026 m2rate of change of field, dBdt = +0.27  T/sangle between area…

Q: A Kershaw thrown baseball strikes Austin Barnes’ catcher’s glove with a horizontal velocity of 40…

A: Given Mass  =0.15kg Velocity =40m/s Apply work energy theorem The change in kinetic energy of the…

Q: (a) A 1.00 cm-high object is placed 3.15 cm to the left of a converging lens of focal length 7.95…

A: Given :       Height of the object, h = 1 cm      Object distance, u = 3.15 cm      Focal length of…

Q: A charged particle with a charge-to-mass ratio of lql/m = 5.7 × 10³ C/kg travels on a circular path…

A: Given :   qm =  charge to mass ratio = 5.7 * 108 C/ kg     B = magnetic field = 0.76 T   To be…

Q: A Goodyear blimp typically contains 4190 m³ of helium (He) at an absolute pressure of 1.10 x 105 Pa.…

A: Volume, V=4190m3 Pressure, P=1.10×105Pa Temperature, T=275K

Q: Determine the tension T in the cable and the compressive force P exerted by the on the bar AB. a. b.…

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Q: A loop of wire has the shape shown in the drawing. The top part of the wire is bent into a…

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Q: During a wrestling match, a 110 kg wrestler briefly stands on one hand during a maneuver designed to…

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Q: PROBLEM 5.15 18. A crate slides down an inclined plane without friction. If it is released from rest…

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Q: An alpha particle has a charge of +3.2 x 10-19 C and mass 6.64 x 10-27 kg.  The particle is moving…

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Q: If a current of 20 amps flows through 90 feet Copper wires that has a diameter of 0.085 inches. How…

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Q: A spherical mirror is polished on both sides. When the concave side is used as a mirror, the…

A: As per Bartleby guidelines we are authorized to do only the first question if multiple questions are…

Q: One particle has a mass of 4.00 x 10-³ kg and a charge of +6.35 µC. A second particle has a mass of…

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Q: A particle has a de Broglie wavelength of 2.4 x 10-10m. Then its kinetic energy increases by a…

A: The de Broglie wavelength (λ) of a particle is related to its momentum (p) by the equation: λ = h/p…

Q: 3. Determine the maximum force P that can be applied without causing movement of the 250-lb crate…

A: When multiple different questions are given then according to the guidelines, only the first…

Q: A convex spherical mirror has a radius of curvature of magnitude 36.0 cm. (a) Determine the position…

A: We have given: Radius of curvature, R = 36 cm  We can calculate focal length of convex mirror using…

Q: A proton having an initial velocity of 18.11 Mm/s enters uniform magnetic field of magnitude 0.330 T…

A: The initial velocity of proton in the x-direction ( v ) = 18.1 Mm/s The magnitude of the magnetic…

Q: Starting from rest, two skaters "push off" against each other on smooth level ice, where friction is…

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Q: Direction: Find the total resistance (RT) of the given problem. Show your complete and detailed…

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Q: Suppose an explosion can just be heard over normal conversation with an intensity of 1.0 × 10^-6…

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Q: In an L-R-C series the phase angle is 54° with the source voltage lagging the current. The reactance…

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: The maker of an automobile advertises that it takes 12 seconds to accelerate from 30 kilometers per…

A: Given, Initial velocity V(0)=30 km/hr=30km1h×1000m1km×1h3600s=253m/s Velocity after 12 seconds…

Q: Problem 5. A force of 8 pounds is needed to compress a spring 2 inches. Find the work done in…

A: when force (F)=8 pounds. compression(x)=2 inches Natural length=18 inches

Q: Can you help with D, E, F of this problem? thank you

A: D) phase of the motion is π5 rad

Q: A tennis ball of mass 57.0 g is held just above a basketball of mass 627 g. With their centers…

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Q: A unitary charge "q" is located at the distance d=10 cm from the center of a very thin line of…

A: q=+1 Cd=10 cm=0.10 mL=20 cm=0.20 mλ=40 pC/m=40×10-12 C/m The wire is oriented along x axis and…

Q: and thank you, make sure its 100% correct A beam of light in air makes an angle of 51.5 ∘∘ with the…

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Q: The escape speed from the Moon is much smaller than from Earth and is only 2.38 km/s. At what…

A: The escape speed=2.38 km/s=2380 m/s. The molecular mass of chlorine molecules is M=70.91…

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.