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1)A 1200 kg car pulls a 480 kg trailer. The car exerts a horizontal force of 354
1)A 1200 kg car pulls a 480 kg trailer. The car exerts a horizontal force of 3540 N against the ground in order to accelerate. What force does the car exert on the trailer? Assume…
1)A 13.1 mL volume of 0.107 M NaOH solution reaches the stoichiometric point in
1)A 13.1 mL volume of 0.107 M NaOH solution reaches the stoichiometric point in the titration of a 25.0 mL aliquot of nitrous acid, HNO2. What is the molar concentration of the HN…
1)A 1480-kg racecar is driving around a circular track of radius 147 m. In the i
1)A 1480-kg racecar is driving around a circular track of radius 147 m. In the instant shown in the figure, the vehicle has a forward speed of 31.1 m/s and is slowing at a rate of…
1)A 1480-kg racecar is driving around a circular track of radius 147 m. In the i
1)A 1480-kg racecar is driving around a circular track of radius 147 m. In the instant shown in the figure, the vehicle has a forward speed of 31.1 m/s and is slowing at a rate of…
1)A 280-kg roller coaster car reaches the top of a 22-m hill with 59 kJ (kilojou
1)A 280-kg roller coaster car reaches the top of a 22-m hill with 59 kJ (kilojoules) of kinetic energy. What is its speed at the bottom of the hill, assuming air resistance and fr…
1)A 4.4 kg particle starts from rest and moves a distance of 5.8 m in 1.1 s unde
1)A 4.4 kg particle starts from rest and moves a distance of 5.8 m in 1.1 s under the action of a single, constant force. Find the magnitude of the force. Answer in units of N 2) …
1)A 4.50E+3-kg block is lifted at a constant speed of 5.60 cm/s by a steel cable
1)A 4.50E+3-kg block is lifted at a constant speed of 5.60 cm/s by a steel cable that passes over a massless pulley to a motor driven winch. The radius of the winch drum is 35.0 c…
1)A 4.50E+3-kg block is lifted at a constant speed of 5.60 cm/s by a steel cable
1)A 4.50E+3-kg block is lifted at a constant speed of 5.60 cm/s by a steel cable that passes over a massless pulley to a motor driven winch. The radius of the winch drum is 35.0 c…
1)A 48 g ball is fired horizontally with initial speed v 0toward a 100 g ball th
1)A 48 g ball is fired horizontally with initial speed v0toward a 100 g ball that is hanging motionless from a 1.1 m -long string. The balls undergo a head-on, perfectly elastic c…
1)A 55.67 g sample of a substance is initially at 22.7 °C. After absorbing 2847
1)A 55.67 g sample of a substance is initially at 22.7 °C. After absorbing 2847 J of heat, the temperature of the substance is 132.2 °C. What is the specific heat (c) of the subst…
1)A 6 uF capacitor is initially charged to 100V and then connected across a 600
1)A 6 uF capacitor is initially charged to 100V and then connected across a 600 ohm resistor. a) what is the initial charge on the capacitor? b) What is the initial current just a…
1)A 83.9 kg toy rocket is sent flying straight up into the air with an accelerat
1)A 83.9 kg toy rocket is sent flying straight up into the air with an acceleration of 7.50 m/s2. After 4.20 s it explodes and breaks apart into two pieces. The heavier piece has …
1)A 9.0 kg block is dropped from a height of 52.0 cm onto a spring of spring con
1)A 9.0 kg block is dropped from a height of 52.0 cm onto a spring of spring constant k = 2560 N/m (see the figure). Find the maximum distance the spring is compressed. 2) A 35 kg…
1)A CAR TIRE RADIUS OF 42.5 cm. It is rotating at 3500 rotations/minute. a)Expre
1)A CAR TIRE RADIUS OF 42.5 cm. It is rotating at 3500 rotations/minute. a)Express the rotations/minute as radians/seconds, b)Calculate how far the tire has traveled in 10 minutes…
1)A Carnot heat engine operates between a heat source at 1200 K and the environm
1)A Carnot heat engine operates between a heat source at 1200 K and the environment at 300 K. The net work produced by the engine is used to power a Carnot refrigerator which remo…
1)A Decision-making Model includes: A.Recognizing the problem and identifying al
1)A Decision-making Model includes: A.Recognizing the problem and identifying alternatives as possible solutions to the problem. B.Identifying and estimating the relevant costs an…
1)A Monkey first notices a lion attacking when the lion is 12.5 m away and movin
1)A Monkey first notices a lion attacking when the lion is 12.5 m away and moving and the monkey at a speed of 5 m/s. The monkey begins to accelerate away from lion at 3m/s^2 and …
1)A ball is kicked from a location < 6, 0, -6 > (on the ground) with initial vel
1)A ball is kicked from a location < 6, 0, -6 > (on the ground) with initial velocity < -10, 17, -5 > m/s. The ball's speed is low enough that air resistance is neglig…
1)A ball of mass 180 g is released from rest at a height of 2.50 m above the flo
1)A ball of mass 180 g is released from rest at a height of 2.50 m above the floor and it rebounds straight up to a height of 0.700 m .part c) If the contact time with the floor w…
1)A ball of mass 180 g is released from rest at a height of 2.50 m above the flo
1)A ball of mass 180 g is released from rest at a height of 2.50 m above the floor and it rebounds straight up to a height of 0.700 m .part c) If the contact time with the floor w…
1)A ball with an initial velocity of 9.6 m/s rolls up a hill without slipping. a
1)A ball with an initial velocity of 9.6 m/s rolls up a hill without slipping. a)Treating the ball as a spherical shell, calculate the vertical height it reaches in m. b) Repeat t…
1)A balloon contains 5.50 moles of a monatomic ideal gas. As energy is added to
1)A balloon contains 5.50 moles of a monatomic ideal gas. As energy is added to the system by heat (say, by absorption from the Sun), the volume increases by 25% at a constant tem…
1)A bank pays interest at the nominal rate of 6.5% per year. What is the effecti
1)A bank pays interest at the nominal rate of 6.5% per year. What is the effective annual yield if compounding is: ROUND ALL ANSWERS TO THE NEAREST 0.01% . a) annually % b) mon…
1)A baseball player standing on the ground throws a ball straight up. The ball l
1)A baseball player standing on the ground throws a ball straight up. The ball leaves the player's hand with a speed of 3.13 m/s and is in the air for 2.10 s before hitting the gr…
1)A batch contains 40 bacteria cells. Assume that 12 of the cells are not capabl
1)A batch contains 40 bacteria cells. Assume that 12 of the cells are not capable of cellular replication. Six cells are selected at random, without replacement, to be checked for…
1)A billboard d = 61 feet wide is perpendicular to a straight road and is 40 fee
1)A billboard d = 61 feet wide is perpendicular to a straight road and is 40 feet from the road . Find the point on the road at which the angle ? subtended by the billboard is a m…
1)A boulder with a radius of 10 m and mass of 1000 kg starts from rest and rolls
1)A boulder with a radius of 10 m and mass of 1000 kg starts from rest and rolls down a hill of Height h = 100m. Use conservation of energy to determine the velocity of the boulde…
1)A boy shoves his stuffed toy zebra down a frictionless chute, starting at a he
1)A boy shoves his stuffed toy zebra down a frictionless chute, starting at a height of 1.35 m above the bottom of the chute and with an initial speed of 1.55 m/s. The toy animal …
1)A boy shoves his stuffed toy zebra down a frictionless chute, starting at a he
1)A boy shoves his stuffed toy zebra down a frictionless chute, starting at a height of 1.35 m above the bottom of the chute and with an initial speed of 1.55 m/s. The toy animal …
1)A bullet of mass 5.3 g is fired horizontally into a 3.7 kg wooden block at res
1)A bullet of mass 5.3 g is fired horizontally into a 3.7 kg wooden block at rest on a horizontal surface. The coefficient of kinetic friction between block and surface is 0.28. T…
1)A calorimeter contains 24.0 Solution q = Cs x m x dT = -(4.18J/gC)(24.0g+1.6g)
1)A calorimeter contains 24.0
1)A cannon mounted on a pirate ship fires a cannonball at 125 m/shorizontally, a
1)A cannon mounted on a pirate ship fires a cannonball at 125 m/shorizontally, at a height of 17.5 m above the ocean surface. Ignoreair resistance. (a) How much time elapses until…
1)A car accelerates from 12 m/s to 17 m/s, what is the change n its momentum. Ma
1)A car accelerates from 12 m/s to 17 m/s, what is the change n its momentum. Mass of the car is 845 kg. 2)A ball falls towards the ground at 9 m/s (downwards), and bounces up at …
1)A car slows down from 22 m/s torest in a distance of 91 m. What wasits acceler
1)A car slows down from 22 m/s torest in a distance of 91 m. What wasits acceleration, assumed constant? 1 m/s2 2)A stone is thrown vertically upward with a speed of14.0 m/s from …
1)A car with a mass of 1535 kg is parked on a street which has a slope of 25 deg
1)A car with a mass of 1535 kg is parked on a street which has a slope of 25 degree.The brakes fail, and it begins to roll down the street.What speed will the car have after it ha…
1)A certain Cs professor gives 100-point exams that the are graded on the scale
1)A certain Cs professor gives 100-point exams that the are graded on the scale 90-100:A, 80-89:B,70-79:C, 60-69:D,<60:F. Write a program that accepts an exam score as input an…
1)A charge of -3.90 ?C is located at the origin. A charge of 6.00 ?C is located
1)A charge of -3.90 ?C is located at the origin. A charge of 6.00 ?C is located 4.68 cm along the y axis, that is, at the point (0.00,4.68) cm. Find the electric field 6.94 cm alo…
1)A charged particle moves through a velocity selector at a constant speed in a
1)A charged particle moves through a velocity selector at a constant speed in a straight line. The electric field of the velocity selector is 4.05 103 N/C, while the magnetic fiel…
1)A chemist wants to make 6.0 L of a 0.390 M CaCl2solution. What mass of CaCl2 (
1)A chemist wants to make 6.0 L of a 0.390 M CaCl2solution. What mass of CaCl2 (in g) should the chemist use? 2)To what volume should you dilute 30 mL of a 11.0 M H2SO4 solution t…
1)A circular conducting loop of radius 29.0 cm is located in a region of homogen
1)A circular conducting loop of radius 29.0 cm is located in a region of homogeneous magnetic field of magnitude 0.500 T pointing perpendicular to the plane of the loop. The loop …
1)A closed system consists of 2 objects. Initially, object A has a momentum of 2
1)A closed system consists of 2 objects. Initially, object A has a momentum of 20 kg·m/s north and object B has a momentum of 80 kg·m/s south. The two objects have a head-on colli…
1)A closed system consists of 2 objects. Initially, object A has a momentum of 3
1)A closed system consists of 2 objects. Initially, object A has a momentum of 39 kg·m/s north and object B has a momentum of 74 kg·m/s south. The two objects have a head-on colli…
1)A collision of a system is inelastic if the system loses potential energy. a)T
1)A collision of a system is inelastic if the system loses potential energy. a)True b)False 2)For a system of several objects, the total momentum is conserved only when the net in…
1)A collision of a system is inelastic if the system loses potential energy. a)T
1)A collision of a system is inelastic if the system loses potential energy. a)True b)False 2)For a system of several objects, the total momentum is conserved only when the net in…
1)A collision of a system is inelastic if the system loses potential energy. a)T
1)A collision of a system is inelastic if the system loses potential energy. a)True b)False 2)For a system of several objects, the total momentum is conserved only when the net in…
1)A company had a beginning balance in retained earnings of $43,000. It had net
1)A company had a beginning balance in retained earnings of $43,000. It had net income of $6,000 and paid out cash dividends of $5,625 in the current period. The ending balance in…
1)A company had a beginning balance in retained earnings of $43,000. It had net
1)A company had a beginning balance in retained earnings of $43,000. It had net income of $6,000 and paid out cash dividends of $5,625 in the current period. The ending balance in…
1)A company owns 9% bonds with a par value of $186,000 that pay interest on Octo
1)A company owns 9% bonds with a par value of $186,000 that pay interest on October 1 and April 1. The amount of interest accrued on December 31 (the company's year-end) would be …
1)A company purchased $108,000 of 6% bonds on May 1 at par value. The bonds pay
1)A company purchased $108,000 of 6% bonds on May 1 at par value. The bonds pay interest on March 1 and September 1. The amount of interest accrued on December 31 (the company's y…
1)A complex number type is a primitive type in a very small set of programming l
1)A complex number type is a primitive type in a very small set of programming languages. What reasons would a language designers choose not to include a complex number type? 2) i…