Engineering analysis

1. In a very practical way, how might one charge or discharge a capacitor? 2. Re

1. In a very practical way, how might one charge or discharge a capacitor? 2. Real capacitors are always rated by capacitance and a maximum voltage. What is the significance of th…

1. In about 1675 the Danish astronomer Olaus Roemer found that light from eclips

1. In about 1675 the Danish astronomer Olaus Roemer found that light from eclipses of one of Jupiter's moons took an extra 16.5 min to travel 300,000,000 km across the diameter of…

1. In about 1675 the Danish astronomer Olaus Roemer found that light from eclips

1. In about 1675 the Danish astronomer Olaus Roemer found that light from eclipses of one of Jupiter's moons took an extra 16.5 min to travel 300,000,000 km across the diameter of…

1. In an electrically heated home, the temperature of the ground in contact with

1. In an electrically heated home, the temperature of the ground in contact with a concrete basement wall is 14.5 °C. The temperature at the inside surface of the wall is 25.0 °C.…

1. In an electrically heated home, the temperature of the ground in contact with

1. In an electrically heated home, the temperature of the ground in contact with a concrete basement wall is 14.5 °C. The temperature at the inside surface of the wall is 25.0 °C.…

1. In an experiment to determine Absolute Zero, a straight line graph was obtain

1. In an experiment to determine Absolute Zero, a straight line graph was obtained.  The  equation for the line was P = .05T + 14.  Based on this data the experimental value of  A…

1. In an isolated calorimeter, 105 g of water is placed in a 20-g aluminum cup.

1. In an isolated calorimeter, 105 g of water is placed in a 20-g aluminum cup. Both the water and the cup start at 32° C. 15 g of ice, initially at 0° C is added to the water and…

1. In an isolated calorimeter, 105 g of water is placed in a 20-g aluminum cup.

1. In an isolated calorimeter, 105 g of water is placed in a 20-g aluminum cup. Both the water and the cup start at 32° C. 15 g of ice, initially at 0° C is added to the water and…

1. In an isothermal process a. No heat exchange occurs b. Volume remains constan

1. In an isothermal process a. No heat exchange occurs b. Volume remains constant c. Pressure remains constant d. Temperature remains constant 2. In an adiabatic process a. No hea…

1. In an isothermal process a. No heat exchange occurs b. Volume remains constan

1. In an isothermal process a. No heat exchange occurs b. Volume remains constant c. Pressure remains constant d. Temperature remains constant 2. In an adiabatic process a. No hea…

1. In an old house, the heating system uses radiators, which are hollow metal de

1. In an old house, the heating system uses radiators, which are hollow metal devices through which hot water or steam circulates. In one room the radiator has a dark color (emiss…

1. In an old house, the heating system uses radiators, which are hollow metal de

1. In an old house, the heating system uses radiators, which are hollow metal devices through which hot water or steam circulates. In one room the radiator has a dark color (emiss…

1. In class we considered a situationin which a sub-atomic particle split into t

1.      In class we considered a situationin which a sub-atomic particle split into two smaller particles ofequal mass (mo). In the parentparticle’s rest frame, the two daughters …

1. In condition 1 for static equilibrium ( no translation motion), the sum of al

1. In condition 1 for static equilibrium ( no translation motion), the sum of all forces acting on an object must be ___________ a.infinite b. negative c. zero d. positive 2.In co…

1. In constructing a frequency a decreases distribution, as the number of elasse

1. In constructing a frequency a decreases distribution, as the number of elasses are decreased, the class width c increasers d. can increase or decrease depending on the data val…

1. In each cycle of a cyclic process, the heat that flows through an engine will

1. In each cycle of a cyclic process, the heat that flows through an engine will equal... • The net work that the engine performs. • The net work that the engine performs times th…

1. In each of the following situations, a block on an incline is pushed by a han

1. In each of the following situations, a block on an incline is pushed by a hand. In all cases, the hand exerts a nonzero force parallel to the incline, and the initial speed of …

1. In each question: you place mass m on the mass holder, and released the syste

1. In each question: you place mass m on the mass holder, and released the system from rest. The system includes two pulleys and a long rod with two point masses on it. If you inc…

1. In figure 1 , a horizontal conducting bar of mass m , slides along two fixed

1. In figure 1, a horizontal conducting bar of mass m, slides along two fixed horizontal, parallel conducting rails as a constant force is exerted. The set up is subjected to a ma…

1. In figure 1, the distance from A to B is L I know answer of these question. b

1. In figure 1, the distance from A to B is L I know answer of these question. but I i want to know explanation of each answers. The answer is a. EqL b. 0 c. EqL d. EqL e. -qEL f.…

1. In figure 1, the distance from A to B is L I know answer of these question. b

1. In figure 1, the distance from A to B is L I know answer of these question. but I i want to know explanation of each answers. The answer is a. EqL b. 0 c. EqL d. EqL e. -qEL f.…

1. In figure below, a real inverted image I of an object O is formed by a certai

1. In figure below, a real inverted image I of an object O is formed by a certain lens: the object image separation is formed by a certain lens: the object image separation is 40.…

1. In its orbit around the Galaxy supermassive blackhole (Sgr A), the star S0-2

1. In its orbit around the Galaxy supermassive blackhole (Sgr A), the star S0-2 passes within 100 AU of the 4 106 Mo black hole. How many times the black hole's Schwarzschild radi…

1. In lifting a heavy book above your head, are you doing work on the book? Once

1. In lifting a heavy book above your head, are you doing work on the book? Once you have lifted it and hold it steady in the air, do you continue to do work on it? 2. A billiards…

1. In meteorology, pressures are expressed in units of millibars (mbar). Convert

1. In meteorology, pressures are expressed in units of millibars (mbar). Convert 1085 mbar to torr, Pascals, and to atmospheres. 2. Research in surface science is carried out usin…

1. In one single matlab script file (exercise01.m), implement: 2. Create a varia

1. In one single matlab script file (exercise01.m), implement: 2. Create a variable, A, whose value is the string 'hello': 3. Create a cell array, C, containing the strings: 'hell…

1. In order not to slow down, a bicycle moving at a constantvelocity needs a sma

1. In order not to slow down, a bicycle moving at a constantvelocity needs a small net force applied. 2. If a net force acts on an object, the object's velocity willchange. 3. If …

1. In order to correctly represent an analog signal, the sampling rate must be _

1. In order to correctly represent an analog signal, the sampling rate must be _____.  (a) two times the lowest frequency in the analog signal   (b) two times the highest frequenc…

1. In order to determine Wnet what must you do? A. Find the area under the F ver

1. In order to determine Wnet what must you do? A. Find the area under the F versus time curve. B. Find the area under the F versus position curve C. Find the area under the F ver…

1. In our simple treatment of freefall problems, air resistance is ignored. The

1. In our simple treatment of freefall problems, air resistance is ignored. The result is that the upward velocity at any point is equal to but opposite that of the downward veloc…

1. In procedure 3: suppose the ruler is asymmetrical, balancing at the 56.5 cm m

1. In procedure 3: suppose the ruler is asymmetrical, balancing at the 56.5 cm mark. The ruler is now supported at the 42.4 cm mark, and a mass of 680 g is placed at the 11.4 cm m…

1. In recent years, scientists have discovered hundreds of planets orbiting othe

1. In recent years, scientists have discovered hundreds of planets orbiting other stars. Some of these planets are in orbits that are similar to that of earth, which orbits the su…

1. In recent years, scientists have discovered hundreds of planets orbiting othe

1. In recent years, scientists have discovered hundreds of planets orbiting other stars. Some of these planets are in orbits that are similar to that of earth, which orbits the su…

1. In recitation, we discussed the process of taking solid water (ice) at below

1. In recitation, we discussed the process of taking solid water (ice) at below freezing temperatures and adding heat until the water was vaporized. In this context, I drew a grap…

1. In single-piece production, is 4. What is the relationship among the value of

1. In single-piece production, is 4. What is the relationship among the value of interchangeability needed? Why? scale division, scale spacing and the magnification? 2. What is th…

1. In single-piece production, is 4. What is the relationship among the value of

1. In single-piece production, is 4. What is the relationship among the value of interchangeability needed? Why? scale division, scale spacing and the magnification? 2. What is th…

1. In studies of radiation-induced polymerization, a source of gamma rays was em

1. In studies of radiation-induced polymerization, a source of gamma rays was employed to give measured doses of radiation. However, the dosage varied with position in the apparat…

1. In terms of the most basic SI units (kg, m, s, and C), what is one micro Fara

1.      In terms of the most basic SI units (kg, m, s, and C), what is one micro Farad equivalent to?  (The Farad is the SI unit of capacitance.) 2.      If you have two 10 ?F cap…

1. In the Atwood machine the heavier body on left has mass M = 1.001 kg , while

1. In the Atwood machine the heavier body on left has mass M = 1.001 kg , while the lighter body on right has mass m = 1 kg . The system is initially at rest, there is no friction…

1. In the Coulomb\'s Law experiment, the spheres were charged by touching with a

1. In the Coulomb's Law experiment, the spheres were charged by touching with a a. voltmeter b. ground probe charging probe d. ammeter 2. The charges carried by the spheres above …

1. In the cell, forces are picoNewtons (pN) and the length scales are nanometers

1. In the cell, forces are picoNewtons (pN) and the length scales are nanometers (nm). A molecular motor name Kinesin has a mass of about 100000 Da (dalton). One Da = 1.66 x 10^-2…

1. In the circuit above, the switch S1 closes at time t=0s. Resistor R1 has a re

1. In the circuit above, the switch S1 closes at time t=0s. Resistor R1 has a resistance value of R1=R1= 13 kk. Capacitor C1 has a capacitance value of C1=C1= 20 nFnF. What is the…

1. In the circuit above, the voltage across the battery, V, is 76.0 V, and the r

1. In the circuit above, the voltage across the battery, V, is 76.0 V, and the resistances are R2=8.0 ?, R1=6.0 ?, and R3=2.0 ?. What is the current through resistor R2? 2. What i…

1. In the circuit below, find I O . I S = 7 mA R 1 = 5 k? : R 2 = 18 k? : R 3 =

1. In the circuit below, find IO. IS = 7 mA R1 = 5 k? : R2 = 18 k? : R3 = 6 k? Give your answer to two decimal places, in mA. The correct answer is: 1.60mA -----------------------…

1. In the circuit below, find I O . I S = 7 mA R 1 = 5 k? : R 2 = 18 k? : R 3 =

1. In the circuit below, find IO. IS = 7 mA R1 = 5 k? : R2 = 18 k? : R3 = 6 k? Give your answer to two decimal places, in mA. The correct answer is: 1.60mA http://i39.tinypic.com/…

1. In the circuit below, the battery maintains a constant potential difference b

1. In the circuit below, the battery maintains a constant potential difference between its terminals at points 1 and 2 (i.e., the internal resistance of the battery is considered …

1. In the circuit below, the battery maintains a constant potential difference b

1. In the circuit below, the battery maintains a constant potential difference between its terminals at points 1 and 2 (i.e., the internal resistance of the battery is considered …

1. In the circuit shown below, assume that the capacitor C has been fully charge

1. In the circuit shown below, assume that the capacitor C has been fully charged by a battery (with voltage V0) that has just been removed from the circuit. What is the initial p…

1. In the circuit shown below, the switch S is closed at t=0. Given [V, C, R] De

1. In the circuit shown below, the switch S is closed at t=0. Given [V, C, R] Determine: a. The current in the 3R resistor just after the switch is closed b. The charge on the cap…

1. In the circuit shown in Figure, an ideal ohmmeter is connected across ab with

1. In the circuit shown in Figure, an ideal ohmmeter is connected across ab with the switch S open. All the connecting leads have negligible resistance. What will be the ohmmeter …