The primary coil of a transformer has 329 turns; the secondary coil has 1000 turns. An alternating current is sent through the primary coil. The emf in the primary is of amplitude 10.2 V. What is the emf amplitude in the secondary?

Q: Initially stationary, a train has a constant acceleration of 0.2 m/s2. (a) What is its speed after 3...

A: Given , Initial speed of train (u) = 0m/s Acceleration of train (a)= 0.2m/s2

Q: Part A A step-up transformer increases 10 V to 150 V . What is the current in the secondary coil as ...

A: Given :   Vp= 10 volts , Vs= 150 volts Vs= 12 kV, Vp= 180 V

Q: Suppose that a bar magnet is dropped through a horizontal loop of wire connected to a galvanometer. ...

A: since the loop/ coil is kept horizontal and the bar magnet is dropped through it , so there will man...

Q: Solve for the amount of electric potential energy must do in assembling four charges Q1 = +3.0 µC, Q...

A: Given: Q1=3 μCQ2=4.5 μCQ3=6.3 μCQ4=8 μC The side of the squre is a = 5 cm = 0.05 m.

Q: - A convex refracting surface of radius of curvature 20 cm separates two media of refractive indices...

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Q: A man with a mass of 71.6 kg stands on one foot. His femur has a cross-sectional area of 8.00 cm2 an...

A: Given: The mass of the man: m = 71.6 kg; The cross-sectional area of his femur: A = 8.00 cm2 = 8.00...

Q: Induced Emf in a Rectangular Coil A rectangular coil of 140 turns has dimensions of 24 x 55 cm and i...

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Q: a) A stuntman with a mass of 81.5 kg swings across a pool of water from a rope that is 11.0 m. At th...

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Q: 1. A conducting spherical shell with inner radius a and outer radius b has a positive point charge Q...

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Q: 1. A capacitor is composed of 2 plates separated by a sheet of insulating material 2mm thick and of ...

A: givend1=2mm=2×10-3 mk1=3d2=3 mm=3×10-3 mCeq=12C1

Q: Identify the three (3) ways to charge objects. Fill-out the table by providing brief descriptio and ...

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Q: A railroad car of mass M moving at a speed v1 collides and couples with two coupled railroad cars, e...

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Q: A point charge of -5 uC is located at x = 4 m, y = -2 m. A second point charge of 12 uC is located a...

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Q: The driver accelerates gently so that a force of 30 N acts on the car for 10 seconds. Calculate the ...

A: Given data :                       Time   =   t                      Force    =    F                ...

Q: A braking force is applied to a 300-kg motorcycle to reduce its speed from 20.0 m/s to 16.0 m/s in 1...

A: If a moving body of mass m moves with a velocity v , the linear momentum of the body will be , P= mv...

Q: capacitor in air has a plate separation of 1.35 cm and a plate area of 35.0 cm2. The plates are char...

A: We know that the formula of the capacitance is given as  C = kAε0d Where C is the capacitance  k is ...

Q: An object is held 76.7 cm av A.) Determine the image dis -3753 cm B.) Determine the magnifica

A:  given informationobject distance ,u=76.7focal length ,f=78.3 cm

Q: A man with a mass of 71.6 kg stands on one foot. His femur has a cross-sectional arca of 8.00 cm2 an...

A: Given : Mass of man = 71.6 kg Cross-sectional area of femur = 8.00 cm2= 8.00*10-4 m2 Uncompressed le...

Q: Newton's law of cooling indicates that the temperature of a warm object, such as a cake coming out o...

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Q: 1.19 nC 50 cm 3.45 nC Q2 Q1 50 cm 50 cm 2.45 nC Q3 S. 50 cm

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Q: Calculate the magnitude and direction of the electric field at point P which is 65 cm to the right o...

A: Given that                    The point charge(Q) = 9.0μC = 9.0×10-6C          (1μ = 10-6) We have t...

Q: Determine the period of an EM wave if its wavelength is 6 km. T =

A: Given, Wavelength of EM wave is λ= 6km Speed of light (c)= 3x108m/s

Q: A truck travels uphill with constant velocity on a highway with a 6.5° slope. A 55-kg package sits o...

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Q: 21) Which of the following is referring to speed (not velocity):   (a) 3 m/s south             (b)...

A: 21) we know that speed is scalar quantity . Scalar quantity only have magnitude . Velocity is a vect...

Q: A square box of side length l=0.32 m has an initial charge of Q=2.1 C. It is connected via Athen wir...

A: It is given in the question that A square box of side length l=0.32 m has an initial charge of Q=2.1...

Q: 6. A pool ball leaves a 0,60m-high table with an initial horizontal velocity of 2.4m/s. What is the ...

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Q: In a single-slit diffraction experiment, as the width of the slit is made smaller, what happens to t...

A: Width of the central maxima is given by:- w= 2λD/d Where; λ= wavelength D= screen distance d= width ...

Q: A rocket powered toy car is released from rest at the edge of a table whose surface is 3.0 m above t...

A: Given: ux=0 m/suy=0 m/s    (since, car released from rest)H=3.0mm=1.0kgF=3.0N (horizontal)

Q: What if the "air track" doesn't have an inclination, do you expect the glider to move or not? Explai...

A: In this question we have to answer whether the glider moves without inclination or not. Please give ...

Q: Find the resistance if the current is 1.8 amperes and the voltage is 20 V

A: Given data :                    Current   =  i                      Voltage   =  V          To find ...

Q: 2. A square coil of resistance 4 0, 50 turns and side length 5 cm is placed with its plane making an...

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Q: rock is projected vertically up with a speed of v= 24 m/s from the top a tower 70m high. Find (a) th...

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Q: 33 cm QI OM = +73µC 30 cm +57 cm G 30 cm +36cm Q2 = -73µC

A: Given: Q1=73 μCQ2=-73 μC

Q: QUESTION 9 A 10-kg block is attached to one end of a horizontal spring on a level, frictionless surf...

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Q: Refer to the figure below. a. Find the magnitude and direction of the electric field midway between ...

A: Given that charges are 300nC and 150nC. Distance between them =16 m Distance of mid point = 8m We kn...

Q: The figure shows three forces applied to a trunk that moves leftward by 3.08 mover a frictionless fl...

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Q: Laser wavelength 632.8 nm incident on dual slits at a distance of 0.200 mm Find the distance of adja...

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Q: To what height shanld a bore of ma88 160 Kq be lef fed. so dhot into Patential eneray may.. La= °98 ...

A: Given in question : Mass(m) = 160 kg                                   Potential energy(U) = 5540 Jo...

Q: A point charge of −5μC−5μC is located at x=4 m,y=−2 mx=4 m,y=−2 m. A second point charge of 12μC12μC...

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Q: 7. A young girl (m = 30 kg) rides a skateboard (m = 3.2 kg) at a speed of 4.2 m/s. (a) How much work...

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Q: Object is dropped from the height of 100 m. Find the velocity of an object when it 30 m above the gr...

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Q: The three balls in the overhead view of the figure are identical. Balls 2 and 3 touach eachother and...

A: diagram is shown above.

Q: Calculate the resistance of 100-m wire having a cross-sectional area of 0.1mm^2 and made of manganin...

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Q: A flat rectangle is placed in a uniform electric field with a magnitude of 7.8 x 103 N/C. The electr...

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Q: A man with a mass of 71.6 kg stands on one foot. His femur has a cross-sectional area of 8.00 cm and...

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Q: A positive static charge +10q is placed off-center inside a conducting shell of a certain thickness....

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Q: /flour in a Circula mouing on a Smosth 6,What centripe tal forse 1s needed to Keep a mass of 2.0. .k...

A: Given, Mass of  object (m)= 2kg Radius of circular path(r)=0.50 m One revolution in 4 sec (T=4sec)

Q: Two light sources of intensities 8 Cd and 12 Cd are placed on the same side of a photometer screen a...

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Q: 3. EQUIVALENT CAPACITANCE. Solve for the equivalent capacitance. 2µF 2µF 2µF 3µF 3µF 6µF 3µF 6µF bo

A: According to question we need to find equivalent capacitance. 

Q: 5. A soccer ball is kicked horizontally off a 22m-high hill and lands a distance of 35,0m from the e...

A: Height=22m Distance=35m