Calculate rms output voltage of the transformer

Assignment Help Physics
Reference no: EM13321517

A step-down transformer is used for recharging the batteries of portable devices. The turns ratio N2/N1 for a particular transformer used in a CD player is 9:42. When used with 120 V (rms) household service, the transformer draws an rms current of300 mA. Find the following

(a) rms output voltage of the transformer

V

(b) power delivered to the CD player

W

Reference no: EM13321517

Questions Cloud

Explain transferred in galvanic cell with platinum bar : Can copper ions be transferred in galvanic cell with platinum bar. why or why not? please provide a detailed explanation
Calculate the change in potential energy of this electron : An electron is released to accelerate from point 1 to point 2 in a potential region. The electric potentials at these points are V1 = -35 V and V2 = +200 V. Calculate the change in potential energy of this electron
What is the critical path for this project : What is the minimum possible time required for completing the project and what is the latest possible time that Activity D may be started without delaying the completion of the project?
The co2 could be produced if the reaction goes to completion : CaO + C --> CaC2 + CO2 [unbalanced] If 244 g of CaO is combined with 318 g C, how many grams of CO2 could be produced if the reaction goes to completion
Calculate rms output voltage of the transformer : A step-down transformer is used for recharging the batteries of portable devices. calculate rms output voltage of the transformer
Is theory z still relevant today : 1) Is Theory Z still relevant today?
What is the water content and liquidity index of the fines : A soil proposed for a compacted fill contains 38% fines and 62% coarse materials by dry weight. when the coars fraction has w=2.0%, its affinity of water is completely satisfied( that is,it is saturated but surface dry).
Explain dilutions for aqueous cu(no3)2 : Determine how to make the following dilutions for aqueous Cu(NO3)2 from 1.0M stock : 0.50M. The 3 and 2 are both in subscript.
Determine the rate of air flowing through the furnace : A coal-burning steam power plant produces a net power of 300 MW with an overall thermal efficiency of 32 percent. The actual gravimetric air-fuel ratio in the furnace is calculated to be 12 kg air/kg fuel.

Reviews

Write a Review

Physics Questions & Answers

  Determine the potential at the origin

a 2.0 nc charge is placed on the x-axis at x=-3.0cm another 2.0nc charge is placed on the x-axis at x=3.0cm, What is the potential at the origin

  Determine the number of capillaries in the human body

The aorta carries blood away from the heart at a speed of about 40 cm/s and has a radius of approximately 1.1 cm. determine the approximate number of capillaries in the human body

  Determine the total angular displacement of the propeller

The drive propeller of a ship starts from rest and accelerates at 2.50 x 10-3 rad/s2 for 2.15 x 103 s. find the total angular displacement of the propeller

  What is the speed of propagation of this wave

A transverse wave on a string is described by the following wave function. y =0.085 sin((pie/12x) +(5piet)), What is the speed of propagation of this wave

  Define the speed of the bullet at impact with the block

The bullet becomes embedded in the block. If the bullet-block system compresses the spring by a highest of 90.0 cm, what was the speed of the bullet at impact with the block.

  Determine the current, voltage, reactive power, real power

Using the medium p model of the line, Find the current, voltage, reactive power, real power, & power factor at the sending end of the line.

  Compute the angular speed of the rod after rings leave it

A uniform rod of mass 3.05×10^-2?2kg and length 0.370m rotates in a horizontal plane about a fixed axis through its center, compute the angular speed of the rod after the rings leave it

  What is the highest order of diffraction

A 6.4kg ball, hanging from the ceiling by a light wire 135cm long, is struck in an elastic collision by a 1.80 ball moving horizontally at 4.20 m/s just before the collision. Find the tension in the wire just after the collision.

  What is the childs acceleration

A child sits on the edge of a spinning merry-go-round that has a radius of 2.2 m. The child's speed is 4 m/s. What is the child's acceleration

  Find the volume of the object

The mass density of an object is 16.0 g/cc, and its mass is determined to be 134 g. What is the volume of the object

  What angular momentum does the space station acquire

At rest when constructed, the ring is set rotating about its axis so that the people inside experience effective free-fall acceleration equal to g. The rotation is achieved by firing two small rockets attached tangentially to opposite points on the r..

  Obtain the kinetic energy of a ball

what is the kinetic energy of a ball of mass 16.1 kg at the apex (highest point) of its trajectory, if it is thrown with an initial speed of 45 mph

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd