Engineering analysis

1.) What distance would sound travel in 1 minute if the temperature is 30 degree

1.) What distance would sound travel in 1 minute if the temperature is 30 degrees Celsius? What distance would it be if the sound travels for one hour? 2.) Estimate how long would…

1.) What frequency is two octaves below 1200 Hz? (A) 600 Hz (b) 300 Hz (C) 200 H

1.) What frequency is two octaves below 1200 Hz? (A) 600 Hz (b) 300 Hz (C) 200 Hz (D) 400 Hz 2.) If you hear three sounds with frequencies 100 Hz, 1000 Hz and 3000 Hz, all of the …

1.) What is V4, the magnitude of the voltage across the resistor R4? 2.) What is

1.) What is V4, the magnitude of the voltage across the resistor R4? 2.) What is I3, the current that flows through the resistor R3? A positive value for the current is defined to…

1.) What is the change in the force of gravity between two objects if a) the mas

1.) What is the change in the force of gravity between two objects if a) the masses of both objects are doubled but the distance between their centers of mass remains the same, an…

1.) What is the loudness is sones for 4000 Hz at 80 dB? (A) approx. 8 sones (B)

1.) What is the loudness is sones for 4000 Hz at 80 dB? (A) approx. 8 sones (B) approx. 16 sones (C) approx. 32 sones (D) approx. 64 sones 2.) The part of ear, which helps in focu…

1.) What is the speed of a pion if its average lifetime is measured to be 4.20 ?

1.) What is the speed of a pion if its average lifetime is measured to be 4.20 ? 10-8 s? At rest, its lifetime is 2.60 ? 10-8 s. _______ c 2.) Particles called ?-mesons are create…

1.) What is the wavelength of radar waves with the frequency of 6.0 x 10^10 Hz?

1.) What is the wavelength of radar waves with the frequency of 6.0 x 10^10 Hz? a.0.0010 m b.0.010 m c.0.050 m d.0.0050 m 2.) If a light ray strikes a flat mirror at an angle of 3…

1.) What kind of atoms were used in the Stern-Gerlach experiment? (a) Hydrogen (

1.) What kind of atoms were used in the Stern-Gerlach experiment? (a) Hydrogen (b) Silver (c) Mercury (d) Argon 2.) Which one of the following was NOT used as part of the experime…

1.) What value does the following unsigned integer binary coderepresent? 1000000

1.) What value does the following unsigned integer binary coderepresent? 10000000 2.)What value does the following unsigned integer binary coderepresent? 11111111 3.) What value d…

1.) What\'s the minimum threshold for often fatal heart fibrillation due to elec

1.) What's the minimum threshold for often fatal heart fibrillation due to electricity? A) 15 mc (AC), 60 mA (DC) B) 120 Volts (AC), 240 Volts (DC) C) 310 Ohms (AC), 290 Ohms (DC)…

1.) When 1kg of water at 20.0 C changes to ice at -20.0 C is heat released or ab

1.) When 1kg of water at 20.0 C changes to ice at -20.0 C is heat released or absorbed? How much heat? 2.) When 1kg of water at 20.0 C changes to steam at 120.0 C is heat released…

1.) When a charged particle moves at an angle of 15° with respect to a magnetic

1.) When a charged particle moves at an angle of 15° with respect to a magnetic field, it experiences a magnetic force of magnitude F. At what angle (less than 90°) with respect t…

1.) When an object gets charged by rubbing, where does the electric charge origi

1.) When an object gets charged by rubbing, where does the electric charge originate?      a.the air surrounding the object      b. created by the rubbing energy      c. the proce…

1.) When monochromatic light shines perpendicularly on a soap film ( n = 1.33) w

1.) When monochromatic light shines perpendicularly on a soap film (n = 1.33) with air on each side, the second smallest nonzero film thickness for which destructive interference …

1.) Where are both the E field and the electric potential zero? b.)exactly betwe

1.) Where are both the E field and the electric potential zero?     b.)exactly between the charges      c.)Both choices above are correct.      d.) none of these choices are corre…

1.) Which of the following changes will increase the capacitance of a parallel-p

1.) Which of the following changes will increase the capacitance of a parallel-plate capacitor? (There could be more than one correct choice.) A) increase the charge on the plates…

1.) Which of the following changes will increase the capacitance of a parallel-p

1.) Which of the following changes will increase the capacitance of a parallel-plate capacitor? (There could be more than one correct choice.) A) increase the charge on the plates…

1.) Which of the following describe one of Kirchoff\'s Rules. (There may be more

1.) Which of the following describe one of Kirchoff's Rules. (There may be more than one answer): a)If there is a net current entering a node, there must be a net current leaving …

1.) Which of the following statements concerning network is always true? A.) Wne

1.) Which of the following statements concerning network is always true? A.) Wnet= change in potential energy B.) Wnet= change in kinetic energy C.) Wnet= change in elastic potent…

1.) Which of these is the energy associated with motion? A.) Frictional Forces B

1.) Which of these is the energy associated with motion? A.)Frictional Forces B.)Gravitational Potential Energy C.)Spring Potential Energy D.)Kinetic Energy 2.)Which of these is a…

1.) Which one of the following conditions is always correct regarding the indica

1.) Which one of the following conditions is always correct regarding the indicated currents? a ) I1+I2?I3=0 b ) I1?I2?I3=0 c.) I1?I2+I3=0 d.) I1+I2+I3=0 e.) None of the above. 2.…

1.) While driving your car you start to wonder about the relationship between th

1.) While driving your car you start to wonder about the relationship between the car's motion and the rotation of its wheels. At the moment, you are driving on a straight stretch…

1.) You and your friends just finished watching Back To The Future II. Marty bor

1.) You and your friends just finished watching Back To The Future II. Marty borrows a young girl's hoverboard and jumps on. Would Marty be moving faster or slower after jumping o…

1.) You are designing a roller coaster for a new amusement park on the Moon. You

1.) You are designing a roller coaster for a new amusement park on the Moon. You envision a loop with a radius of 60 meters in your track. (a) What minimum speed at the top will a…

1.) You are investigating an accident in which two cars of similar makes collide

1.) You are investigating an accident in which two cars of similar makes collided partway up a hill. The hill road is inclined at 20 degrees above the horizontal and the mangled w…

1.) You are pushing a 150-kg wooden crate in a straight line a distance of 4.5 m

1.) You are pushing a 150-kg wooden crate in a straight line a distance of 4.5 m across a wooden floor. The crate is speeding up at 0.33 m/s2. The static and kinetic coefficients …

1.) You place a photographic slide in front of a converging (convex) lens with a

1.)You place a photographic slide in front of a converging (convex) lens with a 2.59 cm focal length and it forms an image 12.1 cm from the slide. (a) If the image is real, determ…

1.) You simultaneously release 2 balls: one you throw horizontally and the other

1.) You simultaneously release 2 balls: one you throw horizontally and the other you drop straight down. Which will reach ground first? 2.) If a dielectric material, such as Teflo…

1.) Your friend is catching a falling basketball after it has passed through the

1.) Your friend is catching a falling basketball after it has passed through the basket. Her hands move straight down while catching the ball. Take that it takes about 0.10 s for …

1.) Your friend is catching a falling basketball after it has passed through the

1.) Your friend is catching a falling basketball after it has passed through the basket. Her hands move straight down while catching the ball. Take that it takes about 0.10 s for …

1.) Your friend is catching a falling basketball after it has passed through the

1.) Your friend is catching a falling basketball after it has passed through the basket. Her hands move straight down while catching the ball. Take that it takes about 0.10 s for …

1.) a 30.0 cm long solenoid has 1.25 cm in a diameter is to produce a field of 0

1.) a 30.0 cm long solenoid has 1.25 cm in a diameter is to produce a field of 0.385 T at its center. How much current should the solenoid carru to if it has 975 turns? 1a.) a 12.…

1.) a 30.0 cm long solenoid has 1.25 cm in a diameter is to produce a field of 0

1.) a 30.0 cm long solenoid has 1.25 cm in a diameter is to produce a field of 0.385 T at its center. How much current should the solenoid carru to if it has 975 turns? 1a.) a 12.…

1.) a lecture period (50min) is close to 1 microcentury. a.) How long is a micro

1.) a lecture period (50min) is close to 1 microcentury.       a.) How long is a microcenturyin minutes?       B.)Use the formula below tofind the percentage difference from the a…

1.) a particle is dropped in to a hole drilled straight through the center of ea

1.) a particle is dropped in to a hole drilled straight through the center of earth. Neglecting rotational effects, show that the particles motion is simple harmoic if you assume …

1.) suppose the masses of two objects are the same and that object A is moving t

1.) suppose the masses of two objects are the same and that object A is moving toward object B, but object B is at rest. Does one car exert a larger force on the other or are both…

1.) two masses are placed at different points along the meterstick of negligible

1.) two masses are placed at different points along the meterstick of negligible mass: 0.250kg at 0.200m and 0.500kg at 0.500m wheres the center of mass of this system? 2.) On a s…

1.) what is a computer ISA true or false 2.) _______Fixed/ floating point chioce

1.) what is a computer ISA true or false 2.) _______Fixed/ floating point chioce is not an importantISA condition. 3.) _______The RISC archietecture allows mathematical/logicalope…

1.)A 16.0 kg loudspeaker is suspended 2.00 mbelow the ceiling by two 3.90 m long

1.)A 16.0 kg loudspeaker is suspended 2.00 mbelow the ceiling by two 3.90 m long cables that angle outward at equal angles.What is the tension in each of the cables? The figure sh…

1.)A 16.0 kg loudspeaker is suspended 2.00 mbelow the ceiling by two 3.90 m long

1.)A 16.0 kg loudspeaker is suspended 2.00 mbelow the ceiling by two 3.90 m long cables that angle outward at equal angles.What is the tension in each of the cables? The figure sh…

1.)A block is compressed a distance x against a spring such that the system now

1.)A block is compressed a distance x against a spring such that the system now has a total mechanical energy of 100J. Assume there are no frictional forces. The block is released…

1.)A child loves to watch as you fill a transparent plastic bottle with shampoo.

1.)A child loves to watch as you fill a transparent plastic bottle with shampoo. Horizontal cross sections of the bottle are circles with varying diameters because the bottle is m…

1.)A chunk of metal is held stationary, suspended by a string and the tension in

1.)A chunk of metal is held stationary, suspended by a string and the tension in the string is 19.6 N. What is the mass of the chunk of metal? 2.) If the metal in question 3 is br…

1.)A chunk of metal is held stationary, suspended by a string and the tension in

1.)A chunk of metal is held stationary, suspended by a string and the tension in the string is 19.6 N. What is the mass of the chunk of metal? 2.) If the metal in question 3 is br…

1.)A compressed-air tank holds 0.550 m^3 of air at a temperature of 290 K and a

1.)A compressed-air tank holds 0.550 m^3 of air at a temperature of 290 K and a pressure of 810 kPa . What volume would the air occupy if it were released into the atmosphere, whe…

1.)A lead sphere of radius R = 4.00 cm has a spherical hollow inside it whose su

1.)A lead sphere of radius R = 4.00 cm has a spherical hollow inside it whose surface passes through the center and the right edge of the sphere as depicted in the figure. A small…

1.)A molecule of DNA (deoxyribonucleic acid) is 2.27 m long. The ends of the mol

1.)A molecule of DNA (deoxyribonucleic acid) is 2.27 m long. The ends of the molecule become singly ionized: negative on one end, positive on the other. The helical molecule acts …

1.)A motorist drives south at 30.0 m/s for 3.00 min, then turns west and travels

1.)A motorist drives south at 30.0 m/s for 3.00 min, then turns west and travels at 25.0 m/s for 2.40 min, and finally travels northwest at 30.0 m/s for 1.00 min. For this 6.40 mi…

1.)A net force of 0.340 N i + 0.240 N j is applied to a 170-g hockey puck for 4.

1.)A net force of 0.340 N i + 0.240 N j is applied to a 170-g hockey puck for 4.50 s. If the puck was initially at rest, find the x component of its final momentum. Give your answ…

1.)A particle located initially at -6.00 m accelerates from rest to a velocity o

1.)A particle located initially at -6.00 m accelerates from rest to a velocity of 2.70 m/s in a time interval of 1.30 s. 1a.)Calculate the acceleration of the particle. 1b)Calcula…