Engineering analysis
218221 questions • Page 4132 / 4365
a.) An electron is ejected horizontally at a speed of 1.6×10 6 m/s from the elec
a.) An electron is ejected horizontally at a speed of 1.6×106 m/s from the electron gun of a computer monitor. If the viewing screen is 39 cm from the end of the gun, how far will…
a.) As a city planner, you receive complaints from local residents about the saf
a.) As a city planner, you receive complaints from local residents about the safety of nearby roads and streets. One complaint concerns a stop sign at the corner of Pine Street an…
a.) As it pulls a 747 from its docking station at the airport, the small airport
a.) As it pulls a 747 from its docking station at the airport, the small airport towing vehicle slowly accelerated the 747 from zero velocity to a final velocity of 1.0 m/s. While…
a.) Assume that all of the capacitors are parallel plate capacitors. The size of
a.) Assume that all of the capacitors are parallel plate capacitors. The size of the plates in each capacitor varies, but the space between the plates is the same. Which capacitor…
a.) At room temperature what is the strengthof the electric field in a 12-gauge
a.) At room temperature what is the strengthof the electric field in a 12-gauge copper wire (diameter 2.05 mm)that is needed to cause a 2.00 A current to flow? E = ? b.) What fiel…
a.) Calculate the depth to water table for each plot. b.)For each plot, tell me
a.) Calculate the depth to water table for each plot. b.)For each plot, tell me which direction (up or down) the water is moving c.) Is there an obvious relationship between flori…
a.) Calculate the depth to water table for each plot. b.)For each plot, tell me
a.) Calculate the depth to water table for each plot. b.)For each plot, tell me which direction (up or down) the water is moving c.) Is there an obvious relationship between flori…
a.) Calculate the magnitude of the maximum orbital angular momentum L max for an
a.) Calculate the magnitude of the maximum orbital angular momentum Lmax for an electron in a hydrogen atom for states with a principal quantum number of 8. Express your answer in…
a.) Calculate your apparent weight at the top of a Ferris wheel, given that the
a.) Calculate your apparent weight at the top of a Ferris wheel, given that the radius of the wheel is 7.0 m , it completes one revolution every 27 s , and your mass is 57 kg b.) …
a.) Consider a ring of radius 7.7 cm with a uniform linear charge density = 3.5
a.) Consider a ring of radius 7.7 cm with a uniform linear charge density = 3.5 Cm . Calculate the E field at a distance 7 cm from the center along the axis of the ring. b.) A par…
a.) Describe mathematically and explain the Principle of Linear Impulse and Mome
a.) Describe mathematically and explain the Principle of Linear Impulse and Momentum ? What is Conservation of Linear Momentum and how is it related? b.) Describe mathematically a…
a.) Exactly four bright fringes are seen on either seide ofthe central maximum w
a.) Exactly four bright fringes are seen on either seide ofthe central maximum when a diffraction grating is illuminated withyellow-green light of wavelength = 570nm. What is the …
a.) Find the average force exerted by the rain on the roof of the car. b.) What
a.) Find the average force exerted by the rain on the roof of the car. b.) What is the magnitude and direction of the impulse applied to the car roof by the rain? During a rainsto…
a.) Find the individual monthly (30-day) electric costs (to the nearest dollar)
a.) Find the individual monthly (30-day) electric costs (to the nearest dollar) for each of the following household appliances if the utility rate is $0.12/kWh: central air condit…
a.) Find the magnetic field at the center of the circular loop due to the straig
a.) Find the magnetic field at the center of the circular loop due to the straight wire. b.) Find the magnetic field at the center of the circular loop due to circular wire. d.) F…
a.) Find the magnitude of the force. c.) Find the work done by this force on a p
a.) Find the magnitude of the force. c.) Find the work done by this force on a particle that moves once around a circle of radius 5 m centered at the origin. A force in the xy pla…
a.) Find the period of oscillation of the circuit. b.) Find the maximum energy o
a.) Find the period of oscillation of the circuit. b.) Find the maximum energy of the circuit. 3.) An electric motor operating at an rms voltage of 220 V, draws an rms current of …
a.) Find the pressure difference on an airplane wing where air flows over the up
a.) Find the pressure difference on an airplane wing where air flows over the upper surface with a speed of 120 m/s and along the bottom surface with a speed of 90 m/s. _____ Pa b…
a.) For a given angle of incident, one condition for total reflection is that th
a.) For a given angle of incident, one condition for total reflection is that the index of refraction be small enough in the substance where the light beam is refracted. True or F…
a.) Frist, the coulomb force is the centripetal force; set the two expressions w
a.) Frist, the coulomb force is the centripetal force; set the two expressions wqual to each other and solve for mv. b.) Secondly, the angular momentum of the orbiting electron is…
a.) How did the change in the weight of the bob affect the resulting period and
a.) How did the change in the weight of the bob affect the resulting period and frequency? b.) How did the change in amplitude affect the resulting period and frequency? c.) How d…
a.) How fast is the block when it reaches the bottom of the ramp? b.) What is th
a.) How fast is the block when it reaches the bottom of the ramp? b.) What is the maximum distance that the spring is compressed by the box? c.) Would the answer to b.) be differe…
a.) How many waves are pictured? 1 waves b.) State the amplitude of the waves an
a.) How many waves are pictured? 1 waves b.) State the amplitude of the waves and choose the appropriateunits. 2---Select---ywaves/yy/wavemmwaves/mmwavesmm/wave y…waves/y…y/wave…m…
a.) How much power does the air conditioner draw? i got 3700 W for this. I need
a.) How much power does the air conditioner draw? i got 3700 W for this. I need parts b,c, and d. b.) If the length of the cord (containing two wires) is 2.5m , how much powe…
a.) If a bicyclists consumes 3kg of food per day, and proteins & carbs contain 6
a.) If a bicyclists consumes 3kg of food per day, and proteins & carbs contain 6kcal/g of energy, how much energy can be released by the food consumed? b.) You have a drag coe…
a.) If a proton were released from rest at point A, which direction would it mov
a.) If a proton were released from rest at point A, which direction would it move? ---Select--- +x dir -x dir +y dir -y dir None of these. how long would it take to move 3 m? s …
a.) If the electric field at a point in space has a magnitudeof 300 volts/meter,
a.) If the electric field at a point in space has a magnitudeof 300 volts/meter, about how far apart are the equipotentialsurfaces that differ by 10 volts? b.) Two parallel conduc…
a.) If the electric field at a point in space has a magnitudeof 300 volts/meter,
a.) If the electric field at a point in space has a magnitudeof 300 volts/meter, about how far apart are the equipotentialsurfaces that differ by 10 volts? b.) Two parallel conduc…
a.) If the image distance is positive, the image formed is a: a.invisible image
a.) If the image distance is positive, the image formed is a: a.invisible image b.virtual image c. real image b.) If the magnification is a negative value, the image is: a.virtual…
a.) Is momentum conservedin the x direction? Why or why not? If so, set up the x
a.) Is momentum conservedin the x direction? Why or why not? If so, set up the x momentumconservation equation. b.) Is momentum conservedin the y direction? Why or w…
a.) Is momentum conservedin the x direction? Why or why not? If so, set up the x
a.) Is momentum conservedin the x direction? Why or why not? If so, set up the x momentumconservation equation. b.) Is momentum conservedin the y direction? Why or w…
a.) Is the value of B proportional to the value of the current I in the two larg
a.) Is the value of B proportional to the value of the current I in the two large coils? Explain why? b.) If suppose B is held constant, but the Voltage is varied. What happens to…
a.) Lance Armstrong captured the lead with an impressive climbto the finish line
a.) Lance Armstrong captured the lead with an impressive climbto the finish line, elevation 1560 m. Armstrong made the 13.5 kmclimb in 36 min. What is his average speed? b.) If th…
a.) Match up the heat transfer method with its definition. Allthree must be corr
a.) Match up the heat transfer method with its definition. Allthree must be correct to receive credit. "Convection, Radiation, or Conduction" Transfer of heat through buoyant mixi…
a.) Of all the elements of D less than or equal to 20, which are D-prime and whi
a.) Of all the elements of D less than or equal to 20, which are D-prime and which are not? b.) Conjecture how to finish this statement: "Let n be an integer in D. Then n is D-pri…
a.) On planet #1 you drop a stone from rest, 80m above the ground and the stone
a.) On planet #1 you drop a stone from rest, 80m above the ground and the stone hits the ground 10.2 seconds later what is the value of g for planet 1? b.) On planet #2 you launch…
a.) Please find the current in each of the resistors. (Give only positive answer
a.) Please find the current in each of the resistors. (Give only positive answers. If you guessed any current directions wrong, use the correct ones moving forward.) I1 = mA I2…
a.) Please find the current in each of the resistors. (Give only positive answer
a.) Please find the current in each of the resistors. (Give only positive answers. If you guessed any current directions wrong, use the correct ones moving forward.) I1 = mA I2…
a.) Rank the magnitude of the electric field at each point. Explain your ranking
a.) Rank the magnitude of the electric field at each point. Explain your ranking. b.) How could you experimentally determine the elctric fild at point A? Explain. c.) If the elecr…
a.) The largest pushing force that can be applied before the crate starts moving
a.) The largest pushing force that can be applied before the crate starts moving is of size: N b.)-d.) If the pushing force were instead the two amounts shown below, please fil…
a.) The mass of the sun is 333,000 times the mass of the earth. Is the force of
a.) The mass of the sun is 333,000 times the mass of the earth. Is the force of the sun on the earth equal to, greater than, or less than the force of the earth on the sun? I'm pr…
a.) The neutron is an electrically neutral particle with amass approximately equ
a.) The neutron is an electrically neutral particle with amass approximately equal to the proton mass. An early modelconsidered the neutron to be an object where the electron isco…
a.) The primary coil of a transformer has 601,504 loops. The secondary coil has
a.) The primary coil of a transformer has 601,504 loops. The secondary coil has 322,319 loops. The primary coil has a current of 96 A & a voltage of 93 V. Determine the curren…
a.) The primary coil of a transformer has N 1 = 340 turns, and the secondary coi
a.) The primary coil of a transformer has N1 = 340 turns, and the secondary coil has N2 = 1 940 turns. If the input voltage across the primary coil is ?v(t) = 170 cos ?t, where ?v…
a.) The recommended daily allowance (RDA) of the trace metal magnesium is 410 mg
a.) The recommended daily allowance (RDA) of the trace metal magnesium is 410 mg/day for males. Express this quantity in ?g/day . b.) For adults, the RDA of the amino acid lysine …
a.) The signal generator is set at f =16Hz (about the lowest limit of audible so
a.) The signal generator is set atf=16Hz (about the lowest limit of audible sound). The peak current in the circuit is: b.) Suppose in parta you could remove one element of the ci…
a.) The siren on a police car emits a sound of frequency fsound . If the police
a.) The siren on a police car emits a sound of frequency fsound. If the police car approaches you at high speed with the siren on, the frequency you will hear is... b.) When viewe…
a.) The siren on a police car emits a sound of frequency fsound . If the police
a.) The siren on a police car emits a sound of frequency fsound. If the police car approaches you at high speed with the siren on, the frequency you will hear is... b.) When viewe…
a.) Two balls make up a closed system. Ball A has 421 J of energy and ball B has
a.) Two balls make up a closed system. Ball A has 421 J of energy and ball B has 304 J. After they collide, ball A has 514 J. How much energy does ball B have after they collide? …
a.) Two balls make up a closed system. Ball A has315 J of energy and ball B has7
a.) Two balls make up a closed system. Ball A has315 J of energy and ball B has767 J. After they collide, ball A has605 J. How much energy does ball Bhave after they collide? 1 J …
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