f mass m moves horizontally, increasing in speed from 0 to v in a time t. The power necessary to accelerate the object during this time per

Q: Part A On a frictionless horizontal air table, puck A (with mass 0.245 kg ) is moving toward puck B…

A:

Q: wo books slide across a friction less surface. one book has a mass of 6.2 kg and it slides to the…

A: GivenFor book 1, sliding to rightm1=6.2 kg   , u1=9.8 m/sFor book 2, moving to leftm2=3.8 kg  ,…

Q: A baseball is thrown with an initial velocity of 100 m/s at an angle of 30 degrees above the…

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Q: Part A Find the average induced emf in this coil if the magnetic field reverses its direction in…

A: Given  Area , A = 3.8×10-2 m2  Number of turns , N = 140 turn  Magnetic field , B = 0.32 T  Time , t…

Q: What minimum accelerating voltage would be required to produce an x-ray with a wavelength of 0.0380…

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Q: Alpha Centauri has a parallax angle of 0.7420", calculate its distance in parsecs and in…

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Q: During an intense volleyball game match, Denden tosses the ball straight up in the air. Which of the…

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Q: A square loop is in the x-y plane, with its top and bottom parallel with the x-axis, and its sides…

A: F = i[ L × B] F = force on a current carrying conductor in an external magnetic field.  L = length…

Q: The current supplied to a lamp with a 100-W light bulb is 0.87 amps. The lamp is wired using a…

A: Power = 100 W current (I) = 0.87 A diameter of the wire = 2.588 mm

Q: Given the acceleration of gravity at a surface of Planet Q is ⅛   of what it is on Earth and that Q…

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Q: Find d in equation d= ✔️6.1x10^30 w / 4pie 4.9x10-^10 w m -^2

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Q: Nylon strips are fused to glass plates. When moderately heated the nylon will become soft while the…

A: Given data: Observe from the diagram, Total displacement of layers D = 2 mm Height of stripe L = 5…

Q: A rickshaw puller pulls the rickshaw by applying a force of 130 N. If the rickaw moves with constant…

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Q: Based on the equation of centripetal force, what happens to the amount of force acting on the object…

A: We know that centripetal force is given by  F=mv2r where m is mass,v is velocity and r is radius.

Q: In a forest, an explorer walks 13 km due east, then 18 km north, then he rested for an hour. After…

A: We can solve this using vector addition

Q: Light & Optics Part A: A flashlight held by a man 2m above ground creates an angle of reflection…

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Q: Steve has done a work of 3270J on the stalled car as he pushes it a distance of 18m. The car also…

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Q: e represented by Eql 2. (II) Suppose two linear waves of equal amplitude and frequency have a phase…

A: D=D1+D2

Q: Find the momentum A car that has a mass of 8020 kg and a velocity of 8 m/s ?

A: Momentum, p = m×v

Q: According to Newton’s law of cooling, the rate at which a substance cools in air is directly…

A: The answer is 33.59min option (a) is right

Q: 7. There are water in the containers below with same heights which shown (a), (b), (c) and (d).…

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

Q: A 200-m length of copper wire has a resistance of 2.0 ohms. Its cross-sectional area is?

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Q: Question 1 A 0.75-T magnetic field points west. Find the magnitude and direction of the force on a…

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Q: what fooce wrydd be needed to prodyce an arce elerention of 6 m/s?ing ball of moree to kg ?

A: Given data :                 Acceleration    =     a                      Mass    =    m        To…

Q: 3. For both circuits: Determine the potential difference on and the current through each resistor.…

A:

Q: QUESTION 29 What is the current flow through a 24 ohm resistor if there is a 9 volt battery…

A: Voltage of battery = 9 V  Resistance of resistor = 24 ohm

Q: Kirchhoff's rules 6. Find the emfs 1 and 2 in the circuit shown in the figure, and find the…

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Q: 2. From the given set of system shown. a.) Which of the following gives the resultant of the force…

A: Given DataF1=25Nθ1=40°F2=35Nθ2=10°M=125NmP=26NF3=42Nθ3=33°

Q: The pilot of an airplane traveling 180 km/h wants to drop supplies to flood victims isolated on a…

A: Given Speed of the airplane is v=180 km/h The airplane is h=160 m above the land.   Diagram

Q: In the figure, what is the equivalent resistance (Reg) in 2 between terminals A and B? R1 in R3 R7 A…

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Q: An electric circuit has a battery with an EMF of 1.50 V. Its positive terminal is connected to its…

A: Given data: emf V = 1.50 V Radius r = 0.500 m Resistivity ρ=1.80×10-8 Ω-m Density for copper…

Q: A diverging lens has a focal length of -30 cm. A 5-cm object is placed 35 cm from the lens. What is…

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Q: A roller coaster cart (m = 100. Kg) is at the top of a hill which is 50. m above ground level. It…

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Q: A person is attracted towards the center of the earth by a 500-N gravitational force. The force that…

A: person is attracted towards the center of the earth by the gravitational force, FG=500 N

Q: 10. Which of the following best characterizes an equipotential surface? It is a three-dimensional…

A: Given: 10. Which of the following best characterizes an equipotential surface? It is a…

Q: An object has an acceleration of 12.0 m/s2. The net force acting on the object is halved (decreased…

A: Given  Initial acceleration, a1 = 12 m/s2  F2 = (F1)/2  Mass = m Final acceleration , a2 = ?

Q: What is the force of gravitational attraction between the earth (m = 5.98 x10^24 kg) and a 70-kg…

A: Mass of the earth, m1= 5.98×1024kg Mass of the student, m2= 70 kg Distance between the center of the…

Q: (II) Monochromatic light falls on two very narrow slits 0.048 mm apart. Successive fringes on a…

A: Given: The distance between slits is 0.048 mm. The distance of the screen from the source is 6 m.…

Q: A ball is thrown with an initial velocity of 89 feet per second., at an angle of 32° with the…

A: From resolution of vectors in rectangular components  Vertical component of velocity V sin(theta)…

Q: A 1.50 m cylindrical rod of diameter 0.500 cm is connected to a power supply that maintains a…

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Q: slides? 1. 4.68 m/s^2 2 1.23 m/s^2 3 6.08 m/s^2 4 1.76 m/s^2

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Q: According to the Law of Conservation of Energy, energy can never be destroyed, but merely…

A: Mass of object = 1 kg  Distance to which object is lifted upwards = 5 m  Force applied in upward…

Q: the system is released from rest, hat is the constant acceleration of the syster hat is the tension…

A: Given:-  Three-block A, B, and C are shown in the figure at the different positions and connected by…

Q: You measure an object distance of 0.3 m and an image distance of 0.15 m. Solve for the focal length…

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Q: Problem 2: The 300 metric tonne jet airliner has four engines, each of which produces a nearly…

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Q: particle charge +3µC is 12.0 cm from a second particle of charge-1.5µC . Which of the following is…

A: q1    =   3*10-6c q2   =        -1.5*10-6c distance = 12cm

Q: A point charge q1 = -6.6 µC is located at the center of a thick conducting shell of inner radius a =…

A:

Q: A stone is thrown vertically upward from the ground with an initial velocity of 40 ft/s. How high…

A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a…

Q: Draw field lines for the following charge Note: Make sure to follow the properties of filed lines…

A: Given:-  We have given the charges as shown in the above in the question.  Find:-  We have to draw…

Q: Jackie Chan and Bruce Lee engaged in an extreme fight. During its intensity and burst of powers,…

A: Initial angular velocity is ωi=600 rpm=600×2π60  rad/s=20π rad/s Final angular velocity is ωf=0…