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1. A 1.50-kg iron horseshoe initially at 550°C is dropped into a bucket containi

1. A 1.50-kg iron horseshoe initially at 550°C is dropped into a bucket containing 19.0 kg of water at 26.0°C. What is the final temperature of the water–horseshoe system? Ignore …

1. A 1.50-kg iron horseshoe initially at 550°C is dropped into a bucket containi

1. A 1.50-kg iron horseshoe initially at 550°C is dropped into a bucket containing 19.0 kg of water at 26.0°C. What is the final temperature of the water–horseshoe system? Ignore …

1. A 1.7-cm-tall object is 14 cm in front of a-22 cm focal length. a. Calculate

1. A 1.7-cm-tall object is 14 cm in front of a-22 cm focal length. a. Calculate the image position b. Calculate the image height. 2. A 1.7-cm-tall object is 14 cm in front of a co…

1. A 10 cm tall object is located in front of a diverging lens with a power of -

1. A 10 cm tall object is located in front of a diverging lens with a power of -5 dipoters. Describe the type, location and height of the image created, and draw the ray diagrams …

1. A 10 g bullet moving 1000 m/s strikes and passes through a 2.0-kg block initi

1. A 10 g bullet moving 1000 m/s strikes and passes through a 2.0-kg block initially at rest, as shown. The bullet emerges from the block with a speed of 400 m/s. (a) How much ene…

1. A 10 kg bowling ball is rolling down the lane at 5 m/s when it collides with

1. A 10 kg bowling ball is rolling down the lane at 5 m/s when it collides with a stationary pin. The pin flies straight at 8 m/s, and the bowling ball continues rolling forward a…

1. A 10 y/o male present to his pediatrician as a follow-up to a strep throat in

1. A 10 y/o male present to his pediatrician as a follow-up to a strep throat infection two weeks earlier. The Px shows no signs of the strep infection, however, the physician not…

1. A 10-foot plank is leaning against a wall. If at a certain instant the bottom

1. A 10-foot plank is leaning against a wall. If at a certain instant the bottom of the plank is 3 feet from the wall and is being pushed toward the wall at the rate of 1/3 foot/s…

1. A 10-kg light fixture hangs from the ceiling of an elevator. Two 1-m wires ar

1. A 10-kg light fixture hangs from the ceiling of an elevator. Two 1-m wires are attached to the ceiling at angles of 45 1. A 10-kg light fixture hangs from the ceiling of an ele…

1. A 10-month European call option on a stock is currently selling for $5. The s

1. A 10-month European call option on a stock is currently selling for $5. The stock price is $64, the strike price is $60. The continuously-compounded risk-free interest rate is …

1. A 10.0 kg block is on an incline plane of variable angle. The coefficients of

1. A 10.0 kg block is on an incline plane of variable angle. The coefficients of static and kinetic friction are ?s=0.29 and ?k=0.22. (a) What is the minimum angle such that the b…

1. A 10.0-kg uniform ladder that is 2.50 m long is placed against a smooth verti

1. A 10.0-kg uniform ladder that is 2.50 m long is placed against a smooth vertical wall and reaches to a height of 2.10 m, as shown in the figure. The base of the ladder rests on…

1. A 10.0-mL solution ofH2SO4(aq) solution is titrated with 0.254 M NaOH(aq). Th

1.       A 10.0-mL solution ofH2SO4(aq) solution is titrated with 0.254 M NaOH(aq). Theequivalence point of the titration is 47.35mL. a.       What is the molarconcentration of th…

1. A 10.00 mL aliquot of 0.010 M CaCO3 is titrated with 18.22 mL of EDTA solutio

1. A 10.00 mL aliquot of 0.010 M CaCO3 is titrated with 18.22 mL of EDTA solution. What is the EDTA molarity? 2. A 250.0 mL water sample requires 30.85 mL of the EDTA solution fro…

1. A 10.00 mL aliquot of 0.010 M CaCO3 is titrated with 18.22 mL of EDTA solutio

1. A 10.00 mL aliquot of 0.010 M CaCO3 is titrated with 18.22 mL of EDTA solution. What is the EDTA molarity? 2. A 250.0 mL water sample requires 30.85 mL of the EDTA solution fro…

1. A 10.00 mL portion of acetic acid was added to an Erlenmeyer flask with a pip

1. A 10.00 mL portion of acetic acid was added to an Erlenmeyer flask with a pipette and titrated to the end point with 16.30 mL of 0.1087 M NaOH(ag). Flo a. Write the balanced ch…

1. A 100 kg satellite is in orbit around the Earth at a radius of 8.4x106m. What

1. A 100 kg satellite is in orbit around the Earth at a radius of 8.4x106m. What is the work done by gravity as the satellite moves through one complete orbit? A) 5.2x1010J B) 8.2…

1. A 100-watt lightbulb radiates energy at a rate of 100 J/s (The watt, a unit o

1. A 100-watt lightbulb radiates energy at a rate of 100 J/s (The watt, a unit of power, or energy over time, is defined as 1 J/s.) If all of the light emitted has a wavelength of…

1. A 100-watt lightbulb radiates energy at a rate of 100 J/s (The watt, a unit o

1. A 100-watt lightbulb radiates energy at a rate of 100 J/s (The watt, a unit of power, or energy over time, is defined as 1 J/s). If all of the light emitted has a wavelength of…

1. A 100. mL solution of 0.35 mol of Ca 2+ (aq) was mixed with 0.50 mol of F - (

1. A 100. mL solution of 0.35 mol of Ca2+ (aq) was mixed with 0.50 mol of F-(aq) ions, and CaF2 was percipitated: The temperature of the solution increased by 10.5 Celcius. What w…

1. A 1000-kg cart is riding to the right at 5.0 m/s, and a 70-kg athlete is stan

1. A 1000-kg cart is riding to the right at 5.0 m/s, and a 70-kg athlete is standing on the right end of the cart. Suddenly the athlete starts sprinting to the left with a speed t…

1. A 1000-turn coil of wire that is 2.4cm in diameter is in a magnetic field tha

1. A 1000-turn coil of wire that is 2.4cm in diameter is in a magnetic field that drops from 0.15T to 0 T in 12ms . The axis of the coil is parallel to the field. -What is the emf…

1. A 107.9 cm-long steel string with a linear density of 1.33 g/m is under 266.6

1. A 107.9 cm-long steel string with a linear density of 1.33 g/m is under 266.67 N tension. It is plucked and vibrates at its fundamental frequency. What is the wavelength of the…

1. A 10kO potentiometer sensor is used to measure displacement and is connected

1. A 10kO potentiometer sensor is used to measure displacement and is connected to a voltage source of 5V. The full range of the displacement is 10mm. When the potentiometer is at…

1. A 10kO potentiometer sensor is used to measure displacement and is connected

1. A 10kO potentiometer sensor is used to measure displacement and is connected to a voltage source of 5V. The full range of the displacement is 10mm. When the potentiometer is at…

1. A 10kO potentiometer sensor is used to measure displacement and is connected

1. A 10kO potentiometer sensor is used to measure displacement and is connected to a voltage source of 5V. The full range of the displacement is 10mm. When the potentiometer is at…

1. A 10kO potentiometer sensor is used to measure displacement and is connected

1. A 10kO potentiometer sensor is used to measure displacement and is connected to a voltage source of 5V. The full range of the displacement is 10mm. When the potentiometer is at…

1. A 11-g bullet with an unknown initial speed is shot directly at a 1-kg wooden

1. A 11-g bullet with an unknown initial speed is shot directly at a 1-kg wooden block, which rests on a frictionless surface. After impact, the bullet is embedded into the block,…

1. A 115 V do generator deliver 120A to a load. If the generator has an efficien

1. A 115 V do generator deliver 120A to a load. If the generator has an efficiency of 81 percent, calculate the mechanical power needed to drive it ( HP) 2. Calculate the full loa…

1. A 12 -year bond is issued with a face value of $1,000, paying interest of $80

1. A 12 -year bond is issued with a face value of $1,000, paying interest of $80 a year. If market yields increase shortly after the T-bond is issued, what happened to the bond’s …

1. A 12-kg wooden crate rests on the floor (which is horizontal), with the coeff

1. A 12-kg wooden crate rests on the floor (which is horizontal), with the coefficient of static friction between the crate and the floor being 0.60. You then push on the crate wi…

1. A 12-kg wooden crate rests on the floor (which is horizontal), with the coeff

1. A 12-kg wooden crate rests on the floor (which is horizontal), with the coefficient of static friction between the crate and the floor being 0.60. You then push on the crate wi…

1. A 12-mm-high object is 10 cm from a converging lens with focal length 17 cm.

1. A 12-mm-high object is 10 cm from a converging lens with focal length 17 cm. (Hint: Draw a ray diagram to double-check your calculations and image type.) (a) Where is the image…

1. A 120 V hair dryer has two setting:720W and 1320 W. a. at which setting do yo

1. A 120 V hair dryer has two setting:720W and 1320 W. a. at which setting do you expect the resistance to behigher720 or 1320. b.After making a guess,determine the resistance at …

1. A 120 g copper calorimeter cup contains 210 cm3 of water and 25 g of ice, all

1. A 120 g copper calorimeter cup contains 210 cm3 of water and 25 g of ice, all in thermal equilibrium. A 220 g piece of iron is heated to a high temperature and dropped into the…

1. A 120-V rms voltage at 1000 Hz is applied to a 2.00-mH inductor, a 4.00-uF ca

1. A 120-V rms voltage at 1000 Hz is applied to a 2.00-mH inductor, a 4.00-uF capacitor and a resistor. If the rms value of the current in this circuit is 0.400 A, what is the val…

1. A 120-gal tank contains 90 lb of salt dissolved in 90 gal of water. Brine con

1. A 120-gal tank contains 90 lb of salt dissolved in 90 gal of water. Brine containing 2 lb/gal of salt flows into the tank at the rate of 4 gal/min, and the well-stirred mixture…

1. A 12kg rock approaches the foot of a hill with a speed of 18m/s. This hill sl

1. A 12kg rock approaches the foot of a hill with a speed of 18m/s. This hill slopes upward at a constant angle of 40 degrees above the horizontal. The coefficient of kinetic fric…

1. A 13-g bullet is fired from a 3.33-kg rifle. After the bullet leaves the rifl

1. A 13-g bullet is fired from a 3.33-kg rifle. After the bullet leaves the rifle, it moves at a speed of 291 m/s. What is tA 13-g bullet is fired from a 3.81-kg rifle. After the …

1. A 137 Cs source generates 73.0 mrem of radiation. If it is placed in a steel

1. A 137Cs source generates 73.0 mrem of radiation. If it is placed in a steel box that is 2.1 in in thickness, what will be the level of radiation outside the box? Round your ans…

1. A 139-turn circular coil of radius 2.37 cm is immersed in a uniform magnetic

1. A 139-turn circular coil of radius 2.37 cm is immersed in a uniform magnetic field that is perpendicular to the plane of the coil. During 0.129 s the magnetic field strength in…

1. A 1400 kg car carrying four 87 kg people travels over a \"washboard\" dirt ro

1. A 1400 kg car carrying four 87 kg people travels over a "washboard" dirt road with corrugations 3.4 m apart. The car bounces with maximum amplitude when its speed is 18 km/h. W…

1. A 140lb researcher received a shipment of lab equipment in a 2200 N crate. Sh

1. A 140lb researcher received a shipment of lab equipment in a 2200 N crate. She pushes it across the floor applying a 90 N force with her hands. Which Statement is correct?    A…

1. A 14yr old high school student is learning new things from his peers. For exa

1. A 14yr old high school student is learning new things from his peers. For example, now that he is High school, he believes that he should watch certain shows, attend school spo…

1. A 15 kg cannon ball is red with a muzzle speed of 40m=s making an angle of 53

1. A 15 kg cannon ball is red with a muzzle speed of 40m=s making an angle of 53 degree with the horizontal.(Neglect air resistance.) (a) What are its initial vertical and horizon…

1. A 15.5 kg mass vibrates in simple harmonic motion with a frequency of 18.53 H

1. A 15.5 kg mass vibrates in simple harmonic motion with a frequency of 18.53 Hz. It has a maximum displacement from equilibrium of +16.4 cm at time, t = 0.00 s. The displacement…

1. A 15.7 k g dog is running northward at 2.03 m / s , while a 6.36 k g cat is r

1. A 15.7kg dog is running northward at 2.03m/s , while a 6.36kg cat is running eastward at 3.32m/s . Their 78.3kg owner has the same momentum as the two pets taken together. a) F…

1. A 150 Newton horizontal force pushes a 20 kg mass sitting on a horizontal sur

1. A 150 Newton horizontal force pushes a 20 kg mass sitting on a horizontal surface. Additionally, the horizontal surface exerts a 50 Newton frictional force on the mass. What is…

1. A 150 g copper bowl contains 250 g of water, both at 21.0°C. A very hot 430 g

1. A 150 g copper bowl contains 250 g of water, both at 21.0°C. A very hot 430 g copper cylinder is dropped into the water, causing the water to boil, with 7.56 g being converted …

1. A 150 g mass attached to a horizontal spring oscillates at a frequency of 3.4

1. A 150 g mass attached to a horizontal spring oscillates at a frequency of 3.40 Hz . At t =0s, the mass is at x= 4.40 cm and has vx =? 29.0 cm/s . Determine the phase constant. …