A student applies a force of magnitude 75 N at an angle of 37o with the horizontal to push a 52-kg sled a distance of 4.0 m across a frictionless surface. Assuming the sled started from rest, find the final speed of the sled.

Q: If a television is plugged in a 220 V socket, it draws 15 A. What is the resistance? What is the…

A: We can determine the resistance of the television: Resistance (R) = Voltage (V) / Current (I) R =…

Q: Help with question 6 please show all work

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Q: The pressure in a constant-volume gas thermometer is 0.700 atm at 100°C and 0.512 atm at 0°C. (a)…

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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: 2. Solve the de Broglie wavelength of: a. a tennis ball of mass 57 g traveling 25 m/s b. an electron…

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Q: Determine the identity of X. 9039 Y → 9038 Sr + X

A: Given:  Y3990 →Sr3890 + X Mass number of Y is 90 and Sr is 90. Atomic number of Y is 39 and Sr is…

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: Page 1

Q: Why is the x-component of the NW direction negative, but not its y-component?

A: Solution: Given: Why is the x-component of the NW direction negative, but not its y-component?…

Q: 14. Complete the following equation: 23993Np → ²³94³Pu +¸ 23

A: In Beta Decay the parent nuclei disintegrate into daughter nuclei by the emission of beta particle…

Q: The New River Gorge bridge in West Virginia is a 511 m long steel arch. How much will its length…

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Q: Which phenomenon listed below supports the wave-like nature of matter?

A: we are looking for wave-like naturephotoelectric effectthis supports particle nature of light…

Q: During a Compton Scattering experiment, the wavelength shows the largest shift when the photon is…

A: wavelength shift formula is∆λ=λc1-cosθλc is cosntantθ is scattering angle

Q: The output voltage of an AC generator is given by Av = (130 V)sin(407t). The generator is connected…

A: Output voltage ∆V = 130 Sin(40πt)   Resistance of resistor R= 17 ohm     "Since you have posted a…

Q: A torque of 0.10 N⋅m is applied to an egg beater. Part A. If the egg beater starts at rest, what is…

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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: A constant-volume gas thermometer has a pressure of 2.00 atm at 100°C. What would its pressure be at…

A: Initial pressure, Pi=2.00atm Initial temperature, Ti=100oC=(100+273)K=373K Final temperature,…

Q: A coil with a wire that is wrapped 40 turns around a 0.5 m² hollow tube. A uniform magnetic field is…

A: Number of turns in the coil is N=40. Cross-sectional area of the coil is A=0.5 m2. Initial magnetic…

Q: Answer the following questions based on the C-V curve for an MOS capacitor shown in Fig. 5-39. The…

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Q: How does the decrease in the radius of a pipe affect the pressure of the fluid passing through it?…

A: 1) The radius of pipe is decreased ,  we are interested in finding , the effect in pressure due to…

Q: The width of a slit is 3.0 x 10³ m. Light with a wavelength of 420 nm passes through this slit and…

A: Width of the slit, a=3.0×10-5m Wavelength of light, λ=420nm=420×10-9m Distance between the screen…

Q: The magnetic field shown in the figure below has a uniform magnitude of 26.0 mT directed into the…

A: Uniform magnetic field of magnitude=26 mT Initial diameter of the kink=2.00 cm

Q: The accommodation limits for a nearsighted person's eyes are 16.0 cm and 82.0 cm. When he wears his…

A: Object distance u = −∞ Image distance v=−82.0 cm=−0.82 m

Q: An antelope is at a distance of 20.0 m from a converging lens of focal length 33.0 cm. The lens…

A: Object distance (p) = 20 mfocal length (f) = 33 cm = 0.33 m velocity of antelope away from the lens…

Q: 1. Two blocks are connected by a string passing over a pulley. Block 1 is on a horizontal plane and…

A: The given problem is based on Newton's second law of motion. This law gives the quantitative value…

Q: A potassium nucleus with 19 protons and 21 neutrons decays into a calcium nucleus with 20 protons…

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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 140-lb man carries a 5-lb can of paint up a helical staircase that encircles a silo with radius 20…

A: Total weight is , w=140+5=145 lb  Radius ,R=20 ft  Height or displacement, d=80 ft  We have to find…

Q: Find the momentum of inertia and radius of gyration of the baton with two metal balls on each end…

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Q: What is the angular speed of the rotating coil?

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Q: What is the Potential Energy of a Water Tower if it’s Mass is 15,500 Kg and it’s Height is 16.45…

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Q: shows the superposition of two sound waves. ▼ Part A What are their frequencies? Express your…

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Q: 4. A simple pendulum is suspended from the ceiling by means of a string of length 1.44 m long.…

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Q: (a) What is the direction of the emf induced in the rod? (b) Find the magnitude of the emf induced…

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Q: Stove top burner If a stove top burner is at 411°F, determine the peak wavelength & frequency it…

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Q: The radio station broadcasts at a frequency of 100 MHz. What is the wavelength of the radio waves it…

A: Frequency of the radio wave is f=100 MHz  =100 MHz×106 Hz1 MHz  =1.00×108 Hz.   Speed of the radio…

Q: An airplane undergoes the following displacements, all at the same altitude: First, it flies 59.0 km…

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Q: a) What mass m allows the oscillator to set up the fourth harmonic on the string? b) What standing…

A: Solution: Given: L = length of string = 1.5 m n = number of harmonic = 4 μ = mass per unit length of…

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: The primary coil of a step-down transformer is connected across the terminals of a standard wall…

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Q: A particle with positive charge q moves with a velocity v = (51 + 2ĵ-k) m/s through a region where…

A: The charge = q Velocity = 5i^ + 2j^ - k^ msmagnetic field = 3i^ + 5j^ + k^ Tesla The net force on…

Q: Some unpolarized light has an intensity of 1315 W/m² before passing through three polarizing…

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Q: The New River Gorge bridge in West Virginia is a 518-m-long steel arch. How much will its length…

A: See below

Q: An underwater scuba diver sees the Sun at an apparent angle of 47.0° above the horizontal. What is…

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Q: A gas expands from I to F along the three paths indicated in the figure below. Calculate the work…

A: Work done in expansion of gas along 3 paths

Q: What maximum current is delivered by an AC source with AVm = 58.7 V and f = 72.1 Hz when connected…

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Q: this answer barely helps. There isn't any detailed steps or the solution. Can I please get a better…

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Q: For the steps and strategies involved in solving a similar problem, you may view a Video Tutor…

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Q: . Light with a wavelength of 550 nm is incident upon a double slit with a separation of 0.3 mm…

A: A)wavelength = 550 nm slit separation (d) = 0.3 mm distance of screen (D) = 1.5 m

Q: Two particles are fixed to an x axis: particle 1 of charge q₁ = 3.07 x 108 Catx=26.0 cm and particle…

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Q: A flat screen is located 0.68 m away from a single slit. Light with a wavelength of 540 nm (in…

A: We can use the formula for the width of the central maximum in a single-slit diffraction pattern: w…