Engineering analysis

1. An airtight box, having a lid of area 120 cm 2 , is partially evacuated. Atmo

1. An airtight box, having a lid of area 120 cm2, is partially evacuated. Atmospheric pressure is 1.01 x 105 Pa. A force of 120 lb is required to pull the lid off the box. What wa…

1. An alarm circuit is needed to indicate that either the temperature or the pre

1. An alarm circuit is needed to indicate that either the temperature or the pressure in a batch process is too high. If either of the conditions is true, a microswitch closes to …

1. An alarm circuit is needed to indicate that either the temperature or the pre

1. An alarm circuit is needed to indicate that either the temperature or the pressure in a batch process is too high. If either of the conditions is true, a microswitch closes to …

1. An alpha particle (q = +3.20×10 19 C) moves at a velocity of 2.45×10 4 m/s in

1. An alpha particle (q = +3.20×1019C) moves at a velocity of 2.45×104m/s in the positive x direction through a magnetic field of 0.0775 T that points in the negative z direction.…

1. An aluminum rod (1) (E=80 GPa, ? =24.5 x 10 -6 / o C) and a brass rod (2) (E=

1.      An aluminum rod (1) (E=80 GPa, ?=24.5 x 10-6/oC) and a brass rod (2) (E=115 GPa, ?=22.0 x 10-6/oC) are connected to rigid supports as shown. The cross-sectional areas of r…

1. An aluminum rod is 18.5 cm long at 20°C and has a mass of 350 g. If 11,500 J

1. An aluminum rod is 18.5 cm long at 20°C and has a mass of 350 g. If 11,500 J of energy is added to the rod by heat, what is the change in length of the rod? 2. Lead pellets, ea…

1. An amusement park ride consists of a car moving in avertical circle on the en

1. An amusement park ride consists of a car moving in avertical circle on the end of a rigid boom of negligible mass. Thecombined weight of the car and riders is 4.7 kN, and the c…

1. An ant is riding in a car while sitting on a rotating compact disc. The car i

1. An ant is riding in a car while sitting on a rotating compact disc. The car is moving at a steady velocity of 30 m/s in the x-direction and the compact disc is 10 cm in diamete…

1. An ant is riding in a car while sitting on a rotating compact disc. The car i

1. An ant is riding in a car while sitting on a rotating compact disc. The car is moving at a steady velocity of 30 m/s in the x-direction and the compact disc is 10 cm in diamete…

1. An ant, crazed by the sun on a hot Texas afternoon, darts over an xy plane sc

1. An ant, crazed by the sun on a hot Texas afternoon, darts over an xy plane scratched in the dirt. The x and y components of four consecutive darts are the following, all in cen…

1. An apparatus is designed to study insects at an acceleration of magnitude 144

1. An apparatus is designed to study insects at an acceleration of magnitude 144g (here g does not mean "gram", but rather g=9.8 m/s2). The apparatus consists of a 5.0 m rod with …

1. An assembly line is a manufacturing process in which interchangeable parts ar

1. An assembly line is a manufacturing process in which interchangeable parts are added to     a product to create ___________.     a. a station     b. an end product     c. a sep…

1. An asteroid and a comet collide head on. Prior to the collision,the asteroid

1. An asteroid and a comet collide head on. Prior to the collision,the asteroid has a momentum of 100,000kg·m/s rightand the comet has a momentum of 200,000 kg·m/s left. After the…

1. An asteroid isintheshapeof a sphere andhasa mass of 1000kilograms. Determine

1.  An asteroid isintheshapeof a sphere andhasa mass of 1000kilograms. Determine the density ( n gramspercubic centimeter) of this asteroid if its diameter is known to be 1.2meter…

1. An astronaut is out in space far from any large bodies. She uses her jets to

1. An astronaut is out in space far from any large bodies. She uses her jets to start spinning, then releases a baseball she has been holding in her hand. How would you describe t…

1. An athlete performing a long jump leaves the ground at a 26.7 degree angle an

1. An athlete performing a long jump leaves the ground at a 26.7 degree angle and lands 6.85 m away. (a) What was the takeoff speed? (b) If this speed were increased by just 5.0%,…

1. An athlete performing a long jump leaves the ground at a 26.7 degree angle an

1. An athlete performing a long jump leaves the ground at a 26.7 degree angle and lands 6.85 m away. (a) What was the takeoff speed? (b) If this speed were increased by just 5.0%,…

1. An atomic nucleus initially moving at 408m/s emits an alpha particle in the d

1. An atomic nucleus initially moving at 408m/s emits an alpha particle in the direction of its velocity, and the new nucleus slows to 340m/s. If the alpha particle has a mass of …

1. An automatic door at a store has a sensor in front (A1) and behind (A0). The

1. An automatic door at a store has a sensor in front (A1) and behind (A0). The door opens (B0=1) when a person approaches from the front, and stays open as long as a person is de…

1. An automatic door at a store has a sensor in front (A1) and behind (A0). The

1. An automatic door at a store has a sensor in front (A1) and behind (A0). The door opens (B0=1) when a person approaches from the front, and stays open as long as a person is de…

1. An average force of 1200 N acts on an object for 3.0 ms. The impulse imparted

1. An average force of 1200 N acts on an object for 3.0 ms. The impulse imparted by this force to the object is: a. 3600 N s b. 3.6 N s c. 400 N s d. 2.5 N s 2. A baseball bat is …

1. An average force of 200 N acts for a time interval of 0.06 s on a golf ball.

1. An average force of 200 N acts for a time interval of 0.06 s on a golf ball. (a) What is the magnitude of the impulse acting on the golf ball? _______ N What is the magnitude o…

1. An e lectric motor with resistance 15.0 ? and inductance 53.0 mH is connected

1. An e lectric motor with resistance 15.0 ? and inductance 53.0 mH is connected to a 60.0 Hz ac generator. What is the power factor for this circuit? 2. Refer to the previous pro…

1. An elderly man who suffers from high blood pressure and diabetes has a medica

1. An elderly man who suffers from high blood pressure and diabetes has a medical emergency locket on him at all times. The patient also has a stent inserted into the right side o…

1. An electric boiler can be modeled as a large tank of water with an electric h

1.     An electric boiler can be modeled as a large tank of water with an electric heating element that is a thin flat plate with dimensions of 3m by 1m immersed in water at the b…

1. An electric current in a conductor varies with time according to the expressi

1. An electric current in a conductor varies with time according to the expression 1(t) 60sin(80mt), where I is in amperes and t is in seconds. What is the total charge passing a …

1. An electric field E ? =( 1.0Ý10 5 N/C , right ) causes the 5.0 g ball in the

1. An electric field E? =( 1.0Ý105N/C , right ) causes the 5.0 g ball in the figure to hang at a 20? angle What is the charge on the ball http://session.masteringphysics.com/probl…

1. An electric field is set up between two parallel plates, each of area 2.0 m 2

1.      An electric field is set up between two parallel plates, each of area 2.0 m2, by putting 1.0 ?C of charge on one plate and ?1.0 ?C of charge on the other. The plates are s…

1. An electric field is set up between two parallel plates, each of area 2.0 m 2

1.      An electric field is set up between two parallel plates, each of area 2.0 m2, by putting 1.0 ?C of charge on one plate and ?1.0 ?C of charge on the other. The plates are s…

1. An electric field is set up between two parallel plates, each of area 2.0 m 2

1.      An electric field is set up between two parallel plates, each of area 2.0 m2, by putting 1.0 ?C of charge on one plate and ?1.0 ?C of charge on the other. The plates are s…

1. An electric field is set up between two parallel plates, each of area 2.0 m 2

1.      An electric field is set up between two parallel plates, each of area 2.0 m2, by putting 1.0 ?C of charge on one plate and ?1.0 ?C of charge on the other. The plates are s…

1. An electric field of 3x104 N/C exerts a force of 0.186N on a charge. What is

1. An electric field of 3x104 N/C exerts a force of 0.186N on a charge. What is the value of the charge? (a) 2.07x10^-10 C (b) 1.6 mC (c) 6.2 muC (d) 1.6x10^5 C (e) Zero, this is …

1. An electric motor rotating a workshop grinding wheel at a rate of 1.46 10 2 r

1. An electric motor rotating a workshop grinding wheel at a rate of 1.46 102 rev/min is switched off. Assume the wheel has a constant negative angular acceleration of magnitude 2…

1. An electrical motor spins at a constant 1121 rpm. If the armature radius is 4

1. An electrical motor spins at a constant 1121 rpm. If the armature radius is 4.8 cm, what is the acceleration of the edge of the rotor? 2. A glass flask has a volume of 700 ml a…

1. An electrical signal is detected when measuring: (a) pH, (b) force, (c) press

1. An electrical signal is detected when measuring: (a) pH, (b) force, (c) pressure, (d) temperature 2. In terms of electrical signal processing, amplification means increasing: (…

1. An electromagnetic wave is horizontally polarized. How many polaroids do you

1. An electromagnetic wave is horizontally polarized. How many polaroids do you need to convert this horizontally polarized light into vertically polarized light? Answer: 2 **why …

1. An electromagnetic wave is represented by the magnetic field represented math

1. An electromagnetic wave is represented by the magnetic field represented mathematically by B = Bo sin [(6.591x10^8 s-1) t + (2.198 m-1) x] (a) Find the frequency and wavelength…

1. An electron and a proton have charges of an equal magnitude but opposite sign

1. An electron and a proton have charges of an equal magnitude but opposite sign of 1.60  10-19 C. If the electron and proton in a hydrogen atom are separated by a distance of 8.0…

1. An electron and a proton have charges of an equal magnitude but opposite sign

1. An electron and a proton have charges of an equal magnitude but opposite sign of 1.60 10-19 C. If the electron and proton in a hydrogen atom are separated by a distance of 8.00…

1. An electron and a proton have charges of an equal magnitude but opposite sign

1. An electron and a proton have charges of an equal magnitude but opposite sign of 1.60 10-19 C. If the electron and proton in a hydrogen atom are separated by a distance of 8.00…

1. An electron has been accelerated from rest through a potential difference of

1. An electron has been accelerated from rest through a potential difference of 1200 V. a. What is its kinetic energy, in electron volts? b. What is its kinetic energy, in joules?…

1. An electron in a certain region of space experiences a force of 4.8 10-15N ×

1. An electron in a certain region of space experiences a force of 4.8 10-15N × due North from the electric field there. Find the magnitude and direction of the electric field. 2.…

1. An electron in its ground state orbits the proton of a Hydrogen atom at an av

1. An electron in its ground state orbits the proton of a Hydrogen atom at an average distance of 52.9 pm. (For this problem take the electron’s orbit around the proton to be a ci…

1. An electron in the Earth’s atmosphere has a charge of = 1.6 × 1019 C and a ve

1. An electron in the Earth’s atmosphere has a charge of  = 1.6 × 1019 C and a velocity of  =7.50 × 106 m/s perpendicular to the Earth’s magnetic field at an altitude where the ma…

1. An electron in the Earth’s atmosphere has a charge of = 1.6 × 1019 C and a ve

1. An electron in the Earth’s atmosphere has a charge of  = 1.6 × 1019 C and a velocity of  =7.50 × 106 m/s perpendicular to the Earth’s magnetic field at an altitude where the ma…

1. An electron is accelerate from rest through 150V. The electron then enters wh

1. An electron is accelerate from rest through 150V. The electron then enters where the magnetic field is .5T. The field is perpendicular to the velocity. What is the radius of th…

1. An electron is accelerated through a potential difference of 3477 Volts in an

1. An electron is accelerated through a potential difference of 3477 Volts in an electron microscope. Find the electron's velocity and use it to determine the De Broglie wavelengt…

1. An electron is located at a point 25V, to the left of the electron in a 30V p

1. An electron is located at a point 25V, to the left of the electron in a 30V point, to the right is a 40v point, in front of the electron a 25V point, and behind the electron is…

1. An electron is moving along a circular trajectory (clockwise) in a magnetic f

1. An electron is moving along a circular trajectory (clockwise) in a magnetic field as shown in Fig. 1. Its X component of the velocity follows an equation VX = A * sin((ohm)t), …

1. An electron is passing through a horizontal Cathode Ray Tube. A) What physics

1. An electron is passing through a horizontal Cathode Ray Tube. A) What physics principle(s) can you use to calculate how far the electron falls below a straight-line trajectory …