What are the Net Force Equations

Q: Two children (with masses of 40 kg and 35 kg) are pretending to be pirates on a wooden raft in a…

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Q: Calculate the work done by the refrigerator if it is having a coefficient of performance of 2.3 and…

A: Given:Coefficent of performance is 2.3Release 200 J of heat energy to the reservoirTo Find:Work Done…

Q: The wavelength of the yellow spectral emission line of sodium is 590 nm. At what kinetic energy…

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Q: Suppose that liquid mercury and glass both had the same coefficient of volume pansion. Would a…

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Q: Q2: A: A 3 Kg mass of a small train (game) moves in an acceleration of 0.9 m/s2. Compute the work…

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Q: After long effort, in 1902 Marie and Pierre Curie succeeded in separating from uranium ore the first…

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Q: If you have a mass of 100 kg on the earth and are taken to a planet where the acceleration of…

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Q: A body does 55 Joules of work in 6 seconds . What is it's power ?

A: Given data :                        Work done    =    W                      Time  Taken    =     t…

Q: A 15-centimeter pendulum moves according to the equation theata = .2cos8t, where theta is the…

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Q: A uniform electric field with a magnitude of 650 N/C incident on a plane circular surface of area of…

A: Given: The strength of the electric field is 650 N/C. The radius of the circular shape is 35 cm =…

Q: Joey starts riding his scooter from his apartment to campus. He thinks it would be fun to make a…

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Q: 15. As shown in the figure, a box with a mass M is placed on the ground. The box has a fixed…

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Q: 26 A hydraulic lift has pistons with radii 4.00 cm and 18.0 cm, respectively. If a force of 825 N is…

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Q: In the pattern stabilization technique for obtaining a giant laser pulse, it was proved that the…

A: Any laser that is not a continuous wave laser and in which the optical power appears in pulses of…

Q: Calculate the pressure on the top lid of a chest buried under 4.00 m of mud with density equal to…

A: GivenHeight of mud, h1=4 mDensity of mud, ρ1=1.75×103 Kg/m3Depth of lake of water, h2=10 m

Q: how is magnetism similar to electricity?

A: Magnetism and Electricity are essentially two aspects of the same thing, because a changing electric…

Q: Wind Turbine 14.59 PQ What determines the minimum and maximum wind speeds at which a wind turbine…

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Q: Which of the given below shows the highest efficiency? O efficiency of 55% O 100 joules of thermal…

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Q: Two charges q1 and q2 are placed on an xy coordinate system as shown below. How much Work (J) is…

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Q: What is the total resistance provided by five identical resistors of value 5 ohms?

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Q: A racing car has a uniform acceleration of 16 m/s?. What distance will it cover in 10 seconds after…

A: Given data :                   Initial velocity   =     u                   Acceleration     =     a…

Q: A rain drop of mass 3.35 x 10-5 kg falls vertically at constant speed under the influence of the…

A: Given data as per question m =  3.35 *  10-5kg h  =  100m

Q: A. A soccer ball is kicked at an angle of 35o and gained an initial velocity of 40 m/s. 1. Determine…

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Q: What angle is needed between the direction of polarized light and the axis of a polarizing filter to…

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Q: Question 3 Find Reaction at D Ro.y ?? O 2.7 kips O O kips O 9.3 kips O 10 kips Question 4 Find force…

A: In this problem, we will answer questions 3 and 4.

Q: A bullet of mass m = 8.00 g is fired into a block of mass M = 250 g that is initially at rest at the…

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Q: Problem 2: The upper leg muscle (quadriceps) exerts a force of FQ = 1100 N, which is ied by a tendon…

A: Given data as per question force FQ  = 1100N

Q: Select one: positive, negative negative, negative positive, positive negative, positive

A: As we can see from the diagram  The electric field lines coming towards charge A which means A is…

Q: D. What is the moment of inertia of the bug if its mass is 15.0 [g]? Hint: Treat the bug as a point…

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Q: According to Newton's law of cooling, the temperature of an object changes at a rate proportional to…

A: The temperature after 6 minutes will be 28°F

Q: What causes eddy-current in a transformer?

A: According to Faraday's Law of Electromagnetic Induction, when an alternating magnetic field is…

Q: ) A long straight wire suspended in the air carries a conventional current of 8.51 A in the -x…

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Q: Given the circuit below, What is the current (in A) through the 6-Ω resistor?

A: R1 = 2.0 ohms R2 = 6.0 ohms R3 = 4.0 ohms

Q: (a) Vector Ē has magnitude 17.0 cm and is directed 27.0° counterclockwise from the +x axis. Express…

A: Here we have to add all three vectors

Q: B) Yes, energy is being converted between potential and kinetic but the total momentum remains 7. Is…

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Q: The wavelength of the yellow spectral emission line of sodium is 590 nm. At what kinetic energy…

A: Given: Wavelength, λ=590 nm   To determine kinetic energy that an electron would such that…

Q: 8- A rope under tension (20 lb) and the density of the longitudinal rope is (0.003 lb/ft), the…

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Q: A large wine company own 125-wine barrels that holds a capacity of 3,875 gallons each. How many…

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Q: An outdoor chair is suspended from a tree by a single cable of length 1.5 m. The mass of the chair…

A: We need to calculate the increase in the force exerted by the cable once we pull the string by a…

Q: A certain radioactive nuclide decays with a disintegration constant of 0.0256 h1 (a) Calculate the…

A: Given(s): Decay constant, λ=0.0256 h-1 Require: Half-life, t12=? Fraction of sample left after,…

Q: Problem 3: Two blocks are connected by a massless rope as shown below. The mass of the block on the…

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Q: A motor boat moves at a steady speed of 4 m/s. Water - resistance acting on it is 1035 N. Calculate…

A: Given data :                           Force     =    F                     Speed of the boat    =…

Q: which has a quicker stride; a mouise or a giraffe. explain

A: The stride is defined as the movement along a path quickly with the long steps.

Q: An unpolarized beam of light passes through a series of polarizers as shown in the figure. If the…

A: An unpolarized beam of light passes through a series of polarizers.

Q: A diverging lens of focal length -12.4 cm is placed 40.0 cm from a converging lens of unknown focal…

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Q: See the diagram and choices for reference. The questions is, two coherent sources of radio waves…

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Q: Explain the validity and suitability of the electrical safety components Emergency Stop Switches.…

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Q: Given the circuit below: What is the total resistance (in Ω) of the circuit?

A: Given circuit: Concept: When two resistors are connected in series then equivalent resistance can…

Q: Spike left his car headlights on overnight and the battery has gone flat. Carly suggests that rather…

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Q: Ultrasonic sound waves are often used in methods of nondestructive testing. For example, this method…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!