Engineering analysis

1. Two people are pulling horizontally on the opposite ends of a 5.0 kg box. If

1. Two people are pulling horizontally on the opposite ends of a 5.0 kg box. If the person on the right pulls with a force of 12 N, what is the other force if the box accelerates …

1. Two pictures are taken of a moving car 3 seconds apart, each with the shutter

1. Two pictures are taken of a moving car 3 seconds apart, each with the shutter open for 1 ms. The car traverses 8 mm during the first exposure, and 20 mm during the second. (a) …

1. Two pieces of optically flat glass (n=1.5) touch at one edge and a separated

1. Two pieces of optically flat glass (n=1.5) touch at one edge and a separated by a thin stretched fiber at the opposite edge. Light of wavelength 500 nm is shone from above and …

1. Two plane mirrors make an angle of 120º as shown. An object is placed at O. W

1. Two plane mirrors make an angle of 120º as shown. An object is placed at O. When the eye is placed at E, it will observe images formed at (Option III was wrong when I did it) Q…

1. Two point charges are brought closer together, increasing the force between t

1. Two point charges are brought closer together, increasing the force between them by a factor of 86. By what factor was their separation decreased? 2. How far apart (in mm) must…

1. Two point charges are located on the x-axis. First charge 1.0 n C is 2.0 cm a

1. Two point charges are located on the x-axis. First charge 1.0 n C is 2.0 cm and second charge -3.0 n C is 4.0 cm from origin. What is the total force exerted by these two charg…

1. Two point charges are separated by 6 cm. The attractive force between them is

1.       Two point charges are separated by 6 cm. The attractive force between them is 20 N. Find the force between them when they are separated by 12 cm. (Why can you solve this …

1. Two point charges of +40.0 ?C and -10.0 ?C are separated by a distance of 20.

1. Two point charges of +40.0 ?C and -10.0 ?C are separated by a distance of 20.0 cm. A +7.00 ?C charge is placed midway between these two charges. What is the electric force acti…

1. Two point charges, +25 C and 14 C, are 30 cm apart. a) What force is exerted

1. Two point charges, +25 C and 14 C, are 30 cm apart. a) What force is exerted on the negative charge by the positive charge? b) What electric field is created by the negative ch…

1. Two point charges, -3.2 x 10-9 C and 9.9 x 10-9 C, are separated by 0.7 m. Wh

1. Two point charges, -3.2 x 10-9 C and 9.9 x 10-9 C, are separated by 0.7 m. What is the magnitude of the electric field midway between them? 2. Charge 2.2 x 10-9 C is placed on …

1. Two point charges, -3.2 x 10-9 C and 9.9 x 10-9 C, are separated by 0.7 m. Wh

1. Two point charges, -3.2 x 10-9 C and 9.9 x 10-9 C, are separated by 0.7 m. What is the magnitude of the electric field midway between them? 2. Charge 2.2 x 10-9 C is placed on …

1. Two protons are a distance 4. 10-9 m apart. What is the electric potential en

1. Two protons are a distance 4. 10-9 m apart. What is the electric potential energy of the system consisting of the two protons? (J) 2. A proton and an electron are a distance 4.…

1. Two radio antennas A and B radiate 2.0-m waves in phase with each other. Ante

1. Two radio antennas A and B radiate 2.0-m waves in phase with each other. Antenna B is 6.0 in to the right of antenna A. Observer 1 is 8.0 m away from antenna B and observer 2 i…

1. Two railraod cars start from rest rolling down an inclined track. At the bott

1. Two railraod cars start from rest rolling down an inclined track. At the bottom of the track, they collide and couple with a third car. The final speed of the three coupled car…

1. Two red blood cells each have a mass of 9.05 × 10-14 kg and carry a negative

1. Two red blood cells each have a mass of 9.05 × 10-14 kg and carry a negative charge spread uniformly over their surfaces. The repulsion arising from the excess charge prevents …

1. Two red blood cells each have a mass of 9.05 × 10-14 kg and carry a negative

1. Two red blood cells each have a mass of 9.05 × 10-14 kg and carry a negative charge spread uniformly over their surfaces. The repulsion arising from the excess charge prevents …

1. Two resistors R 1 = 5.6 k and R 2 = 3.3 k are to be connected in series. Calc

1. Two resistors R1 = 5.6 k and R2 = 3.3 k are to be connected in series. Calculate the series equivalent resistance Rs. 2. The same two resistors are reconnected in parallel. Cal…

1. Two resistors R 1 = 5.6 k and R 2 = 3.3 k are to be connected in series. Calc

1. Two resistors R1 = 5.6 k and R2 = 3.3 k are to be connected in series. Calculate the series equivalent resistance Rs. 2. The same two resistors are reconnected in parallel. Cal…

1. Two resistors with values of 25 ? and 45 ?, respectively, are connected in se

1. Two resistors with values of 25 ? and 45 ?, respectively, are connected in series and hooked to a 12 V battery. What is the current drawn from the battery in amperes? 2.A car r…

1. Two resistors, 50.8 and 77.8, are connected in parallel. The current through

1. Two resistors, 50.8 and 77.8, are connected in parallel. The current through the 77.8- resistor is 2.33A. (a) Determine the current in the other resistor. (b) What is the total…

1. Two resistors, 50.8 and 77.8, are connected in parallel. The current through

1. Two resistors, 50.8 and 77.8, are connected in parallel. The current through the 77.8- resistor is 2.33A. (a) Determine the current in the other resistor. (b) What is the total…

1. Two rigid rods are oriented parallel to each other and to the ground. The rod

1. Two rigid rods are oriented parallel to each other and to the ground. The rods carry the same current in the same direction. The length of each rod is 0.80 m, and the mass of e…

1. Two samples of a low hardness steel were tested using a Rockwell C hardness t

1. Two samples of a low hardness steel were tested using a Rockwell C hardness tester and the Rockwell B scale at the same lab on the same day . The difference between the average…

1. Two samples of a low hardness steel were tested using a Rockwell C hardness t

1. Two samples of a low hardness steel were tested using a Rockwell C hardness tester and the Rockwell B scale at the same lab on the same day. The difference between the average …

1. Two shuffleboard disks of equal mass, one orange and the other green, are inv

1. Two shuffleboard disks of equal mass, one orange and the other green, are involved in a perfectly elastic glancing collision. The green disk is initially at rest and is struck …

1. Two skaters collide and embrace. One, whose mass is 70 kg, is initally moving

1. Two skaters collide and embrace. One, whose mass is 70 kg, is initally moving east at a speed of 6.0 km/h. The other, whose mass is 50 kg, is initially moving north at a speed …

1. Two sounds are created at the same frequency but are 180 degrees out of phase

1.Two sounds are created at the same frequency but are 180 degrees out of phase. What will the resulting wave form look like? 2.Two waveforms are created in phase but their freque…

1. Two sounds are played at the same time. One comes from a440Hz tuning fork and

1. Two sounds are played at the same time. One comes from a440Hz tuning fork and the other one from a guitar. A beat of2.5Hz can be heard. Which of the following is a correctstate…

1. Two speakers, one directly behind the other, are each generating a 210-Hz sou

1. Two speakers, one directly behind the other, are each generating a 210-Hz sound wave. What is the smallest separation distance between the speakers that will produce destructiv…

1. Two speedboats are moving at constant speeds on a straight stretch of a racec

1. Two speedboats are moving at constant speeds on a straight stretch of a racecourse. At the instant shown (Boat A is behind Boat B), Speedboat A has more momentum than Speedboat…

1. Two spheres are separated by a distance 1 m. The spheres originally have equa

1. Two spheres are separated by a distance 1 m. The spheres originally have equal but opposite charges, and the force between them if FO. Half the charge on one sphere is then mov…

1. Two stars are photographed utilizing a telescope with a circular aperture of

1. Two stars are photographed utilizing a telescope with a circular aperture of diameter of 2.35 m and light with a wavelength of 477 nm. If both stars are 1022 m from us, what is…

1. Two straight parallel wires carry currents in opposite directions as shown in

1. Two straight parallel wires carry currents in opposite directions as shown in the figure. One of the wires carries a current of I2 = 11.1 A. Point A is the midpoint between the…

1. Two students are kayaking on the Saint John River. Initially, they are floati

1. Two students are kayaking on the Saint John River. Initially, they are floating directly beside each other chatting and moving with the river current at 1.50 m/s downstream. St…

1. Two students are kayaking on the Saint John River. Initially, they are floati

1. Two students are kayaking on the Saint John River. Initially, they are floating directly beside each other chatting and moving with the river current at 1.50 m/s downstream. St…

1. Two students are sick in bed with fevers. Bridgette has a temperature of 2 de

1. Two students are sick in bed with fevers. Bridgette has a temperature of 2 deg.C above normal, while Mike's is 2 deg.F above normal. Which student has the higher fever? 2. A la…

1. Two suns with identical masses M=5. 1030 kg and separated by a distance 2r=3.

1. Two suns with identical masses M=5. 1030 kg and separated by a distance 2r=3. 1012 m. orbit about each other (a) Determine the period of the orbit 2. A space station is in a ci…

1. Two tractor trailers, each 12 m long and 4.0 m tall, are parked next to each

1. Two tractor trailers, each 12 m long and 4.0 m tall, are parked next to each other as shown in (Figure 1) . A light wind that is blowing at 5.0 m/s in the parking lot but at20 …

1. Two train cars are on the same track. Car A is 2800 kg ,and is traveling west

1. Two train cars are on the same track. Car A is 2800 kg ,and is traveling west at 20 m/s, while car B is stopped on the tracks. Car B has a mass of 1500 kg. After the collision …

1. Two uniform metal disks, one with radius R1 = 2.50 cm and mass M1 = 0.80 kg a

1. Two uniform metal disks, one with radius R1 = 2.50 cm and mass M1 = 0.80 kg and the other with radius R2 = 5.00 cm and mass M2 = 1.60 kg, are welded together and mounted on a f…

1. Two uniform metal disks, one with radius R1 = 2.50cm and mass M1 = 0.80 kg an

1. Two uniform metal disks, one with radius R1 = 2.50cm and mass M1 = 0.80 kg and the other with radius R2 = 5.00 cm and mass M2 = 1.60 kg, are welded together and mounted on a fr…

1. Two vectors have length V1 = 3.5 km and V2 = 4.0 km. What are the maximum and

1. Two vectors have length V1 = 3.5 km and V2 = 4.0 km. What are the maximum and minimum magnitudes of their vector sum? 2. A projectile is launched at an angle of 30 degrees to t…

1. Two very large parallel plates are oppositely and uniformely charged. The ele

1. Two very large parallel plates are oppositely and uniformely charged. The electric field between the plates has a magnitude of 1.7X10^6 N/C, A) How dense is the charge on each …

1. Two waves are generated on a string of length 3.0 m to produce a three-loop s

1. Two waves are generated on a string of length 3.0 m to produce a three-loop standing wave with an amplitude of 4.6 cm. The wave speed is 123 m/s. Let the equation for one of th…

1. Two waves with slightly different frequencies overlap, resulting in a beat pa

1. Two waves with slightly different frequencies overlap, resulting in a beat pattern. What type of interference is present? A. Constructive B. Destructive C. Both A and B (changi…

1. Two wheels (solid cylinders) are glued to each other and are symmetrically al

1. Two wheels (solid cylinders) are glued to each other and are symmetrically aligned around a center hole. The small wheel has half the radius of the large wheel and the small wh…

1. Two wheels (solid cylinders) are glued to each other and are symmetrically al

1. Two wheels (solid cylinders) are glued to each other and are symmetrically aligned around a center hole. The small wheel has half the radius of the large wheel and the small wh…

1. Two wires parallel to each other and seperated by a distance d carry differen

1. Two wires parallel to each other and seperated by a distance d carry different currents; they exert a force with magnitude F on each other. (a) The wires carry current in the s…

1. Twospeakers on opposite sides of a concert stage are producingidentical sound

1.    Twospeakers on opposite sides of a concert stage are producingidentical sound waves with a wavelength of 0.8 m. Consider only thedirect waves coming straight from the speake…

1. U Q1-29 & U 01-31) (a) How long does it take light to travel from the Sun to

1. U Q1-29 & U 01-31) (a) How long does it take light to travel from the Sun to Earth (in minutes). (b) Altair 2. (U Q1-35) A person with ideal vision can see details as small…