Engineering analysis

a) The sketch below is of a simple electric motor. A copper disk of radius r = 6

a) The sketch below is of a simple electric motor. A copper disk of radius r = 6.50 a) The sketch below is of a simple electric motor. A copper disk of radius r = 6.50?10-3 m is m…

a) The specific heat of ice at constant volume is 833 J/kg K at –180 °C, 1640 J/

a) The specific heat of ice at constant volume is 833 J/kg K at –180 °C, 1640 J/kg K at –60 °C, and 2060 J/kg K at –5.0 °C. Calculate CV, the molar heat capacity at constant volum…

a) The swing bar of mass m bar is pivoted as shown in the figure. Find the magni

a) The swing bar of mass mbar is pivoted as shown in the figure. Find the magnitude of the angular acceleration (alpha) of the swing bar. Be sure to use the absolute value functio…

a) The temperature near the top of Jupiter\'s multicolored cloud layer is about

a) The temperature near the top of Jupiter's multicolored cloud layer is about 140 K. Calculate the rms speed of hydrogen molecules in this environment. Give your answer in m/s. b…

a) The temperature of an ideal monatomic gas increases by93 K while 3036 Jof hea

a) The temperature of an ideal monatomic gas increases by93 K while 3036 Jof heat are added to the gas. If the gas contains 3 moles, how much work does it do on itssurroundings? 1…

a) The warning tag on a lawn mower states that it produces noise at a level of 9

a) The warning tag on a lawn mower states that it produces noise at a level of 97.0 dB. What is this in W/m2? ? W/m2 b) What sound level in dB is produced by earphones that create…

a) Thin lenses . Object O stands on the central axis of a thin, symmetric lens.

a) Thin lenses. ObjectOstands on the central axis of a thin, symmetric lens. The table gives the object distancep, the type of lens and the focal distancef. Find the image distanc…

a) Think of a system where you attach a mass to spring and hang the system verti

a) Think of a system where you attach a mass to spring and hang the system vertically. What is the force that is stretching out the spring? Write an equation for displacement (x) …

a) Think of a system where you attach a mass to spring and hang the system verti

a) Think of a system where you attach a mass to spring and hang the system vertically. What is the force that is stretching out the spring? Write an equation for displacement (x) …

a) Three charges, Q 1 , Q 2 , and Q 3 are located in a straight line. The positi

a) Three charges, Q1, Q2, and Q3 are located in a straight line. The position of Q2 is 0.323 m to the right of Q1. Q3 is located 0.147 m to the right of Q2. The force on Q2 due to…

a) Three point masses lie along a rigid, massless rod of length L = 8 m : - Two

a) Three point masses lie along a rigid, massless rod of length L = 8 m : - Two particles, both of mass m = 4.66 kg, lie on opposite ends of the rod. - Mass M = 2.61 kg is in the …

a) To begin, let’s have = 0 so that we’re just working with the standard spheric

a) To begin, let’s have = 0 so that we’re just working with the standard spherical capacitor. Using Gauss’ Law, find the electric field E, potential difference V, and capacitance …

a) To correct myopia, is it necessary to move the image formed by the eye closer

a) To correct myopia, is it necessary to move the image formed by the eye closer to or farther from the eye’s lens system? Does this require a convergent or divergent lens? Does t…

a) To correct myopia, is it necessary to move the image formed by the eye closer

a) To correct myopia, is it necessary to move the image formed by the eye closer to or farther from the eye’s lens system? Does this require a convergent or divergent lens? Does t…

a) To fill a child\'s backyard inflatable wading pool you use a garden hose with

a) To fill a child's backyard inflatable wading pool you use a garden hose with a diameter of 2.9 cm. Water flows from this hose with a speed of 1.3 m/s. How long will it take to …

a) To increase the output of an ac generator, a student has the choice of doubli

a) To increase the output of an ac generator, a student has the choice of doubling either the geneator’s magnetic field or its frequency. To maximize the increase in emf output, (…

a) To the nearest dollar, what is this gold worth? Express your answer using fou

a) To the nearest dollar, what is this gold worth? Express your answer using four significant figures. b) If you have your gold formed into a spherical nugget, what is its diamete…

a) To the nearest hundredth of a joule*sec what is the impulse? b) If the mass o

a) To the nearest hundredth of a joule*sec what is the impulse? b) If the mass of the ball in is 3.18 and its velocity before collision is 3.74 m/s, to the nearest hundredth of a …

a) Tubby is in an accelerating (non-inertial) reference frame, and sees an objec

a) Tubby is in an accelerating (non-inertial) reference frame, and sees an object that is stationary relative to him. What conclusion can he draw about the net force acting on the…

a) Two 66 g ice cubes are dropped into 232 g of water in athermally insulated co

a) Two 66 g ice cubes are dropped into 232 g of water in athermally insulated container. If the water is initially at25°C, and the ice comes directly from a freezer at -15°C,what …

a) Two astronauts float in space, at rest relative to each other. The first astr

a) Two astronauts float in space, at rest relative to each other. The first astronaut, mass M1 = 69.2 kg, holds a ball of mass m = 5.77 kg, which she throws at speed v = 7.86 m/s.…

a) Two blocks of masses m = 2 kg and M = 5 kg are placed on a horizontal, fricti

a) Two blocks of masses m = 2 kg and M = 5 kg are placed on a horizontal, frictionless surface. A massless spring having a force constant of k = 1120 N/m is attached to one of the…

a) Two blocks of masses m = 2 kg and M = 5 kg are placed on a horizontal, fricti

a) Two blocks of masses m = 2 kg and M = 5 kg are placed on a horizontal, frictionless surface. A massless spring having a force constant of k = 1120 N/m is attached to one of the…

a) Two capacitors (C1 = 3.30 µF, C2 = 14.0 µF) are charged individually to (V1 =

a) Two capacitors (C1 = 3.30 µF, C2 = 14.0 µF) are charged individually to (V1 = 14.1 V, V2 = 5.10 V). The two capacitors are then connected together in parallel with the positive…

a) Two capacitors of 26F and 4.44 F are connected in parallel and charged with a

a) Two capacitors of 26F and 4.44 F are connected in parallel and charged with a150 V power supply. Find the total energy stored in thecapacitors. Answer inunits of J. b) What pot…

a) Two coils are placed near each other as shown in the figure on the right. The

a) Two coils are placed near each other as shown in the figure on the right. The coil on the left is connected to a battery and a switch, and the coil on the right is connected to…

a) Two coils are placed near each other as shown in the figure on the right. The

a) Two coils are placed near each other as shown in the figure on the right. The coil on the left is connected to a battery and a switch, and the coil on the right is connected to…

a) Two concentric circular wire loops on a table top carry currents. The smaller

a) Two concentric circular wire loops on a table top carry currents. The smaller loop of diameter 8.84 cm carries a current of 6.03A. The larger loop has a diameter 12.4cm. What i…

a) Two concentric shells of uniform density hav- ing masses Minner = 800 kg and

a) Two concentric shells of uniform density hav- ing masses Minner = 800 kg and Mouter = 640 kg are situated as shown in the Figure. Find the mag- nitude of the force on a particl…

a) Two gases in separate flasks have the same mass density (mass per volume) and

a) Two gases in separate flasks have the same mass density (mass per volume) and the same pressure. Gas 1 has molecular mass m1 = 48 u, and is at T1 = 683 K. Find T2, the temperat…

a) Two identical , parallel, circular metal plates have a radius of 5.0cm and ar

a) Two identical , parallel, circular metal plates have a radius of 5.0cm and are separated by 3.0cm. What is the capacitance of these plates? b) The plates are connected to a bat…

a) Two identical pellet guns are fired simultaneously from the edge of a cliff.

a) Two identical pellet guns are fired simultaneously from the edge of a cliff. These guns impart at an initial speed of 30.0 m/s to each pellet. Gun A is fired straight upward, w…

a) Two long parallel wires are 1 centimeter apart and carry currents in the same

a) Two long parallel wires are 1 centimeter apart and carry currents in the same direction. One current is 20 amps, the other 5 amps. Calculate the magnitude of the magnetic field…

a) Two long parallel wires are 1 centimeter apart and carry currents in the same

a) Two long parallel wires are 1 centimeter apart and carry currents in the same direction. One current is 20 amps, the other 5 amps. Calculate the magnitude of the magnetic field…

a) Two parallel plates are separated by 2.0 cm and have a potential difference b

a) Two parallel plates are separated by 2.0 cm and have a potential difference between them of 30 V. The mass of an electron is 9.1 x 10^-31kg and the charge of an electron is 1.6…

a) Two plane paralell conducting plates 15mm apart are held horizontal one above

a) Two plane paralell conducting plates 15mm apart are held horizontal one above the other in air. The upper plate is maintained at a positive potential of 1500 V while the lower …

a) Two positive charges of7.61C eachare 768 cm apart. Find the electric field mi

a) Two positive charges of7.61C eachare 768 cm apart. Find the electric field midwaybetween them. 1. E = 4973.19 N/C 2. E = 0 N/C 3. E = 52649 N/C 4. E = 7562.78 N/C 5. E = 8947.7…

a) Two slits each of width .05 mm and separated by 0.5 mm in y-direction are ill

a) Two slits each of width .05 mm and separated by 0.5 mm in y-direction are illuminated by laser light travelling in x-direction. The distance between successive interference fri…

a) Two slits each of width .05 mm and separated by 0.5 mm in y-direction are ill

a) Two slits each of width .05 mm and separated by 0.5 mm in y-direction are illuminated by laser light travelling in x-direction. The distance between successive interference fri…

a) Two slits each of width .05 mm and separated by 0.5 mm in y-direction are ill

a) Two slits each of width .05 mm and separated by 0.5 mm in y-direction are illuminated by laser light travelling in x-direction. The distance between successive interference fri…

a) Two slits each of width .05 mm and separated by 0.5 mm in y-direction are ill

a) Two slits each of width .05 mm and separated by 0.5 mm in y-direction are illuminated by laser light travelling in x-direction. The distance between successive interference fri…

a) Two slits separated by a distance of d = 0.150 mm are located at a distance o

a) Two slits separated by a distance of d = 0.150 mm are located at a distance of D = 630. mm from a screen. The screen is oriented parallel to the plane of the slits. The slits a…

a) Two springs with spring constants k1 and k2 are connected in parallel. what i

a) Two springs with spring constants k1 and k2 are connected in parallel. what is the effective spring constant keff? In other words, if the mass is displaced by x, find the keff …

a) Two stars are photographed utilizing a telescope with a circular aperture of

a) Two stars are photographed utilizing a telescope with a circular aperture of diameter of 2.41 m and light with a wavelength of 509 nm. If both stars are 1022 m from us, what is…

a) Two stars are photographed utilizing a telescope with a circular aperture of

a) Two stars are photographed utilizing a telescope with a circular aperture of diameter of 2.46 m and light with a wavelength of 534 nm. If both stars are 1022 m from us, what is…