Engineering analysis

1. A boy and a girl are riding on a merry-go-round which is turning at a constan

1. A boy and a girl are riding on a merry-go-round which is turning at a constant rate. The boy is near the outer edge, and the girl is closer to the center. Who has the greater a…

1. A boy is sitting on a swing at a maximum height of 5m above the ground. When

1. A boy is sitting on a swing at a maximum height of 5m above the ground. When the swing passes through the mean position which is 2m above the ground, what will be his velocity …

1. A brick and a pebble fall from the roof of an apartmentbuilding under constru

1. A brick and a pebble fall from the roof of an apartmentbuilding under construction. At some point the brick is moving at aspeed of 3m/s and the pebble's speed is 5m/s. If both …

1. A broken clothes drier with a mass of 128 kg is hurled from a cliff 12.6 m hi

1. A broken clothes drier with a mass of 128 kg is hurled from a cliff 12.6 m high with an initial velocity of 14.5 m/s, directed at an angle of 39.8 above the horizontal. How muc…

1. A bucket of water (total mass = 20.0 kg) hangs straight down from a rope. (As

1. A bucket of water (total mass = 20.0 kg) hangs straight down from a rope. (Assume that the rope has negligible mass.) a. (1 pt.) Use the bucket shown (at right) to construct a …

1. A building is to be constructed. The effective stress after placing the build

1. A building is to be constructed. The effective stress after placing the building ' 1 = 190 kN/m2. The preconsolidation stress of clay is o' c = 157 kN/m2. What is the state of …

1. A bullet is fired vertically upward from a gun with an initial velocity of 22

1. A bullet is fired vertically upward from a gun with an initial velocity of 225 m/s. How high does the bullet go? How long does it take to reach its maximum height? How long is …

1. A bullet of mass 6 g strikes a ballistic pendulum of mass 2.0 kg. The center

1. A bullet of mass 6 g strikes a ballistic pendulum of mass 2.0 kg. The center of mass of the pendulum rises a vertical distance of 12 cm. Assuming that the bullet remains embedd…

1. A bus was initially travelling with a velocity of 50 km/s east. Later it was

1. A bus was initially travelling with a velocity of 50 km/s east. Later it was observed traveling with a velocity of 100 km/h north. What was the change in velocity of the bus? 2…

1. A caesium-137 source was manufactured in October 1977. At that time, it had a

1. A caesium-137 source was manufactured in October 1977. At that time, it had an activity of 35.0 milliCuries. How many gamma rays per second does this source emit presently? 2. …

1. A calibration study resulted in the following utility equation for a mode cho

1. A calibration study resulted in the following utility equation for a mode choice model: UK - AK0.057a_ 0.047w-0.027,-0.01C where access plus egress time, in minutes Ty waiting …

1. A calorimeter has aluminum inner cup of mass 120 gram containing 200 ml water

1. A calorimeter has aluminum inner cup of mass 120 gram containing 200 ml water at temperature 20 degree Celsius. Brass piece with mass 100 gram is heated to 100 degree Celsius, …

1. A cannon in a fort is 18.4 m above the ground, and it fires a cannonball with

1. A cannon in a fort is 18.4 m above the ground, and it fires a cannonball with an initial the fort velocity of 72.4 m/s at a 34 angle above the horizontal. How far from the base…

1. A cannon shell is fired at ground level such that the horizontal velocity is

1. A cannon shell is fired at ground level such that the horizontal velocity is 40 m/sec and the vertical velocity up is 20 m/sec. If the air resistance is negligible: (1 Mark eac…

1. A capacitor C is charged to a potential V and then discharges through a resis

1. A capacitor C is charged to a potential V and then discharges through a resistor R. Starting with the equation for the resistor current as a function of time, derive the equati…

1. A capacitor consists of two closely spaced metal conductors of large area, se

1. A capacitor consists of two closely spaced metal conductors of large area, separated by a thin insulating foil. It has an electrical capacity of 3000.0 ?F and is charged to a p…

1. A capacitor is placed across a battery and allowed to charge completely. The

1.    A capacitor is placed across a battery and allowed to charge completely. The battery is then disconnected and the plates of the capacitor are then moved apart (d increases).…

1. A car acceleratesb from 13 m/s to 25m/s in 6.0 sec (a) what was its accelerat

1. A car acceleratesb from 13 m/s to 25m/s in 6.0 sec (a) what was its acceleration (b) how far did it travel in this acceleration Assume constant acc 2. A light plane must reach …

1. A car at the Indianapolis 500 milerace accelerates uniformly from the pit are

1.      A car at the Indianapolis 500 milerace accelerates uniformly from the pit area, going        from rest to 350 km/h in asemicircular arc with a radius of 275 m. Assume the …

1. A car drives straight down towards the bottom of a valley and up the other si

1. A car drives straight down towards the bottom of a valley and up the other side on a road whose bottom has a radius of curvature of 115 m. At the bery bottom, the normal force …

1. A car goes from 30 m/s to 60 m/s in 20 seconds. What is its acceleration and

1. A car goes from 30 m/s to 60 m/s in 20 seconds. What is its acceleration and how far does it move during that time? 2. A ball is thrown up vertically in the air at a speed of 5…

1. A car is decelerating at the rate of 3 km/s2. If its initial speed is 66 km/s

1. A car is decelerating at the rate of 3 km/s2. If its initial speed is 66 km/s, how long will it take the car to come to a complete stop? 2. What is the gravitational force that…

1. A car is driven around a circular track. Which would have a greater effect on

1. A car is driven around a circular track. Which would have a greater effect on the magnitude of its acceleration, doubling the speed or moving to a track with half the radius? P…

1. A car is driving toward a building at 9.00 m p h . On the roof of the car, an

1. A car is driving toward a building at 9.00mph . On the roof of the car, an insect is scurrying away from the building at 15.0mph  relative to the car's roof. 2. Your boat depar…

1. A car is moving at a relatively slow speed, let\'s say a good running speed f

1. A car is moving at a relatively slow speed, let's say a good running speed for a short distance sprint, when it hits a solid wall (top figure). The car comes to a complete stop…

1. A car is moving at a relatively slow speed, let\'s say a good running speed f

1. A car is moving at a relatively slow speed, let's say a good running speed for a short distance sprint, when it hits a solid wall (top figure). The car comes to a complete stop…

1. A car is on a ramp in PG5. The friction acting on the tires points up the ram

1. A car is on a ramp in PG5. The friction acting on the tires points up the ramp. Check all possible statements about the motion of the car. The car could be moving up the ramp. …

1. A car is safely negotiating an unbanked circular turn at a speed of 20 m/s. T

1.     A car is safely negotiating an unbanked circular turn at a speed of 20 m/s. The road is dry, and the maximum static frictional force acts on the tires. Suddenly a long wet …

1. A car is speeding down the road at 85 mi/h. In SI units, this is (a) 38 m/s (

1. A car is speeding down the road at 85 mi/h. In SI units, this is (a) 38 m/s (b) 40 m/s (c) 42 m/s (d)44 m/s 2. A car completes a 500-mile race in 3 hours, 8 minutes. Its averag…

1. A car is speeding up to the left. Assume that the tires are not slipping. In

1. A car is speeding up to the left. Assume that the tires are not slipping. In which direction are the tires' angular velocity pointing? 2. A car is slowing down to the left. Ass…

1. A car is speeding up to the left. Assume that the tires are not slipping. In

1. A car is speeding up to the left. Assume that the tires are not slipping. In which direction are the tires' angular velocity pointing? 2. A car is slowing down to the left. Ass…

1. A car is stopped for a traffic signal. When the light turns green, the car ac

1. A car is stopped for a traffic signal. When the light turns green, the car accelerates, increasing its speed from 0 to 4.90 m/s in 0.788 s. (a) What is the magnitude of the lin…

1. A car is traveling at a constant velocity of 18 m/s (about 45 mph). The drive

1. A car is traveling at a constant velocity of 18 m/s (about 45 mph). The driver sees a fallen tree lying across the road and hits the brakes after a delay (reaction time) of 245…

1. A car is traveling initially at 12.6 m/s. It accelerates at 3.1 m/s/s for 6 s

1. A car is traveling initially at 12.6 m/s. It accelerates at 3.1 m/s/s for 6 seconds Find velocity Find displacement 2. A ball is throw horizontally from top of a 24.6 meter tal…

1. A car making a 110.0 mi journey travels at 49.7 mi/hr for the first 39.3 mi.

1. A car making a 110.0 mi journey travels at 49.7 mi/hr for the first 39.3 mi. At what speed must it travel during the rest of the journey to have an average speed of 67.9 mi/hr?…

1. A car of mass 1100 kg starts from rest at sea level and climbs a hill of alti

1. A car of mass 1100 kg starts from rest at sea level and climbs a hill of altitude 50 m. At the top of the hill the car has a speed of 25 m/s. From the top of the hill the drive…

1. A car of mass 1100 kg starts from rest at sea level andclimbs a hill of altit

1. A car of mass 1100 kg starts from rest at sea level andclimbs a hill of altitude 50 m. At the top of the hill the car has a speed of 25 m/s. From the top of thehill the driver …

1. A car of mass 1167kg accelerates on a flat highway from 10.0 m/s to 28.0 m/s.

1. A car of mass 1167kg accelerates on a flat highway from 10.0 m/s to 28.0 m/s. How much work does the car's engine do on the car? 210 kJ 399 kJ 942 kJ 18.3 kJ 2. An adult genera…

1. A car passes at 200 km/hr blowing a horn which has afrequency of 2000 Hz. By

1. A car passes at 200 km/hr blowing a horn which has afrequency of 2000 Hz. By how much does the frequency changewhen the car passes? A) 326 Hz    B) 280Hz    C) 652 Hz    D) 389…

1. A car rides on four wheels that are connected to the body of the car by sprin

1. A car rides on four wheels that are connected to the body of the car by springs that allow the car to move up and down as the wheels go over bumps and dips in the road. Each sp…

1. A car starts at position x = 0, with an initial velocity of 2.6 m/s and an ac

1. A car starts at position x = 0,with an initial velocity of 2.6 m/s and an acceleration of 0 m/s2. What is its position when the elapsed time is 9.5 s? (Please be sure to includ…

1. A car traveling at a constant speed of 35.2 m/s passes a trooper hidden behin

1. A car traveling at a constant speed of 35.2 m/s passes a trooper hidden behind a billboard. One second later the trooper starts the car with a constant acceleration of 3.99 m/s…

1. A car traveling with constant speed rounds a curve in the highway. Is the acc

1. A car traveling with constant speed rounds a curve in the highway. Is the acceleration of the car equal to zero in this situation?                     A. Yes, the car is travel…

1. A car traveling with constant speed rounds a curve in the highway. Is the acc

1. A car traveling with constant speed rounds a curve in the highway. Is the acceleration of the car equal to zero in this situation? A. Yes, the car is traveling around the curve…

1. A car travelling along a straight road at 20 km/h begins to gradually increas

1. A car travelling along a straight road at 20 km/h begins to gradually increase its speed and after 4 seconds it is travelling at 50 km/h. What is the acceleration of that car, …

1. A car travels at a constant speed around a circular track whose radius is 2.9

1. A car travels at a constant speed around a circular track whose radius is 2.9 km. The car goes once around the track in 280 s. What is the magnitude of the centripetal accelera…

1. A car travels at a constant speed around a circular track whose radius is 2.9

1. A car travels at a constant speed around a circular track whose radius is 2.9 km. The car goes once around the track in 280 s. What is the magnitude of the centripetal accelera…

1. A car travels three-quarters of the way around a circle of radius 20.0 m. Its

1. A car travels three-quarters of the way around a circle of radius 20.0 m. Its average velocity for the trip is 7.8 m/s. What was the tangential velocity of the car? 2. A coin i…

1. A car travels up a hill at a constant speed of 15 km/h and returns down the h

1. A car travels up a hill at a constant speed of 15 km/h and returns down the hill at a constant speed of 47 km/h. Calculate the average speed for the round trip. 2. In 1 km race…

1. A car undergoes a displacement of 500m due east, followed by another displace

1. A car undergoes a displacement of 500m due east, followed by another displacement due south of 1200m. a) Calculate the total distance traversed by the car A)St=s1+s2=500+1200=1…