Subject: Differential Equations An object weighing 24.5N is dropped with initial velocity 15m/s. The air resistance is 0.001v newton. Find V after 6 sec.

Q: A 78.0-kg man stands on a bathroom scale inside an elevator. (a) The elevator accelerates upward…

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Q: Review Conceptual Example 4 as background for this problem. A man in a boat is looking straight down…

A: Write the relationship between the actual distance and apparent distance. dapp=dactn Here, n is the…

Q: For the system of capacitors shown in the figure below, find the following. (Let C1 = 4.00…

A: It is given that, the voltage of the source is, V=90.0 V the values of the capacitors are: C1=4.00…

Q: A small block slides down a frictionless track whose shape is described by y = (x^2) /d for x0. The…

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Q: You hang a 20 kg mass from the end of a rod that is 5 m by 3 mm by 3 mm. You observe that the rod's…

A: To calculate the tension in the rod, we need to consider the forces acting on the mass. There are…

Q: A block of mass m slides along a frictionless, horizontal table at a speed of u and hits a spring,…

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Q: In the circuit, find the following: a. Equivalent Resistance b. Total Current

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Q: How much energy is required to convert 2.3kg of ice at 0C to water at 29C ?

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Q: An object of mass 400 kg is located at 86, -25, 0> m is moving at a velocity of m/s. Two forces F₁…

A: Given,mass , m = 400 kg Initial position, r0 = <86,-25,0>mInitial velocity,v0 =<6,-9,0>…

Q: 2. What is the smallest number of whole logs (density = 765 kg/m³, radius = 0.084 m, length = 3.27…

A: Given          mass of people =mp=80kg        ρwood=765kg/m3       R=0.084m       L=3.27m

Q: lead rod has a Volume of 152.9 cubic meter when the temperature is 25.2 degrees celsius. What is its…

A: Initial volume, v = 152.9 cubic meter Initial temperature, T1 = 25.2 degrees celsius Final…

Q: A 120 V battery is connected across two parallel metal plates of area 28.5 cm² and separation 9.20…

A: Given data: The voltage across battery is Vbattery=120 V The area of the plates is A=28.5 cm2 The…

Q: You have the following three resistors in parallel rated at 25 W. a. What is the safe total voltage?…

A: Power P = V²/R  Since Power rated is given in resistor = 25watt So from the above formula V= (PR)½…

Q: A particle with a mass of 6.64 x 10-27 kg and a charge of +3.20 x 10-19 C is accelerated from rest…

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Q: A mother leans horizontally over the crib to lift her 18.8 kg baby. The moment arm of the baby about…

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Q: If you suddenly stop a flow of 5.3 L/min in a copper pipeline with an internal diameter of 20 mm and…

A: Solution: When a fluid flow is suddenly stopped in a pipeline, a pressure wave is generated that…

Q: How do you digitize a photo? Video source code creation: how?

A: Solution: Digitizing a photo involves converting an analog image into a digital format. Here are the…

Q: In an experiment, a seabird was taken from its nest, flown 5150 km away, and released. The bird…

A: Given:Distance between origin and release point: xr=5150 kmTime taken by the bird: t=13.5 days To…

Q: By how much does the gravitational potential energy of a 58- kg pole vaulter change if her center of…

A: m=58 kgh=4 mg=9.81 m/s2

Q: How would you convert a ou to micrometer

A: To convert from ocular units(ou) to micrometers, you need to first calibrate the ocular micrometer…

Q: A log floats in a river with one-fourth of its volume above the water. (a) What is the density of…

A: GIVEN           A log floats in a river with one-fourth of its volume above water.

Q: For safety reasons, electrical codes have been established that limit the amount of current a wire…

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Q: 1. What effect does increasing the index of refraction have on the critical angle? 2. What equation…

A: Total internal reflection occurs when a light ray traveling through a medium with a higher…

Q: Three polarizing plates whose planes are parallel are centered on a common axis. The directions of…

A: Write the expression for Malus law and susbtitute the corresponding values to calculate the…

Q: In the circuit, find the following: a. Equivalent Resistance b. Total Current

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Q: A single resistor wired to a battery as shown in (Eigure 1) below. Define the total power dissipated…

A: Solution: Given: Ro = total circuit resistance in old circuit = R Rn = total circuit resistance in…

Q: The flywheel of a steam engine runs with a constant angular velocity of 240 rev/min. When steam is…

A: Given data: The initial angular velocity of flywheel is ω=240 rev/min The wheel stop at t = 2.6 h =…

Q: A 3.9 kg toy car can move along an x axis. The figure gives Fx of the force acting on the car, which…

A: Mass of the car =3.9 kg Force =3.1 N P=F×t

Q: A ball is attached to one end of a wire, the other end being fastened to the ceiling. The wire is…

A: Given Data: Mass of the ball (mb) = 1.7 kg.Mass of the block (mbl) = 2.3 kg.Length of the wire (L) =…

Q: A 8.7 A current is maintained in a simple circuit with a total resistance of 18.7 Q. How much energy…

A: Given Data :Current in the circuit I = 8.7 AResistance in the circuit R = 18.7 Ωtime t = 45 sLet E…

Q: In an electron microscope, there is an electron gun that contains two charged metallic plates 2.40…

A: (a) 3.466 x 10-16 J. (b) 1.444 x 10-14 N. (c) 1.587 x 1016 m / s2. (d) 1.739 x 10-9 s.

Q: cs Find the forces on the wall and on the floor. L Ladder = 12m Weight Ladder = 98 N 75 kg Mass of…

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Q: Which of the following is true for a single slit diffraction experiment? A. If the wavelength of…

A: width of central bright fringe   β=λRd here  λ = wavelength d = width of slit R = Distance from slit…

Q: Question 7 Calculate the total resistance of the circuit shown below. 24 Ω A B C D 16 Ω 24 Ω 72 Ω 48…

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Q: How much work is required to lift a 500-kg satellite to an altitude of 3⋅10^6 m above the surface of…

A: Given: The mass of the satellite, m = 500 kg The mass of the Earth, M = 6×1024 kg The radius of the…

Q: K-space symmetry is referred to as ________ symmetry. a. Positive b. Negative c. FFT d.…

A: Solution: The given question answer is d. Conjugate symmetry. K-space symmetry is often referred to…

Q: A length of 8 gauge copper wire has a resistance of 4.8 ohms at a temperature of 22°C.  Find the…

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Q: how long will it take a sound pulse to travel a distance 1m with an approximate speed of sound of…

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Q: A ball travels to Isan at 4.62 m/s. Isan kicks the ball with a force of 32.6 N for a duration of…

A: Write the impulse-momentum equation and substitute the corresponding values to calculate the mass of…

Q: Three charges are at the corners of an equilateral triangle, as shown in the figure below. Calculate…

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Q: Why is it important to measure neutrinos and positrons coming from the sun?

A: Neutrinos are subatomic particles that are created in nuclear reactions, such as those that occur in…

Q: 7.0 cm B.

A: A) Point A has higher electric potential. While going from A to B you need to move 7.0 cm…

Q: A proton travels through a region of space with no acceleration. Which one of the following…

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Q: Suppose that 5 Joules of work is needed to stretch a spring from its natural length of 11 cm to a…

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Q: 2. A crate is being suspended by two cables as shown in the diagram. Determine the maximum weight of…

A: Draw the free-body diagram of the system.

Q: 30° VA = 30 ft/s m B m VB=40 ft/s 60° Problem 4: The magnitudes and directions of velocities of two…

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Q: An object of mass 400 kg is located at m is moving at a velocity of m/s. Two forces F₁ and F₂ are…

A: Given,mass , m = 400 kg Initial position, r0 = <86,-25,0>mInitial velocity,v0 =<6,-9,0>…

Q: A 25-kg projectile is passing through the origin O with a velocity vo (41 m/s)i when it explodes…

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Q: approaching directly from the east. At first observation, the range to the plane is d₁-416 t 40°…

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Q: A converging lens of focal length 20.0 cm is separated by 50.0 cm from a converging lens of focal…

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Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.