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A person travels by car from one city to another. She drivesfor 21.1 minat 66.4km/h, 14.3min at 86.1km/h, 51.4at 46.8km/h, andspends 16 min along the way eathing lunch and buying gas.
Determine the distance between the cities along this route.
Determine the average speed for the trip.
A boy whirls a stone in a horizontal circle 1.6 m above theground, by means of a string 1.4 m long. The angle between thestring and horizontal plane is 10o. The string breaks, the stoneflies of horizontally, and strikes the ground 6 m away. What was ..
In a common but dangerous prank, a chair is pulled away as a person is moving downward to sit on it, What are the magnitudes of the average force acting on the victim from the floor during the collision
A solid sphere of mass 0.595 kg rolls without slipping along a horizontal surface with a translational speed of 5.49 m/s. to what vertical height above the horizontal surface does the sphere rise on the incline
you have a telescope that has an objective lens with a diameter of 60.0 mm and has a focal length of 150.0cm. what angular resolution in radians or degrees is achieved
A 1.50-m-diameter MRI solenoid with a length of 2.20m has a magnetic field of 1.60T along its axis. find the emf in one turn of the solenoid's windings
A person in Inertial system S sees two objects moving parallel to one another on a straight path. Find the speed of one object with respect to the other
Your little brother is sitting in a wagon playing with his toys. what was the velocity of the football when you threw it towards your brother
The small piston of a hydraulic lift has a cross-sectional area of 3.30 cm2, and its large piston has a cross-sectional area of 197 cm2. What downward force of magnitude F1 must be applied to the small piston for the lift to raise a load whose weight..
Each second, 5525 m3 of water flows over the 670-m-wide cliff of the Horseshoe Falls portion of Niagara Falls. How far from the base of the cliff is the barrel
The rear window of a van is coated with a layer of ice at 0°C. The density of ice is 917 kg/m3, What is the maximum thickness of ice above this area that the defroster can melt in 2.7 minutes
An aquarium contains a 5 - cm layer of water ( n = 1.333) floating on top of carbon tetrachloride ( n = 1.461) what is the angle of refraction into the air
An x-ray beam of a certain wavelength is incident on a crystal, at 31.3° to a certain family of reflecting planes of spacing 41.4 pm. what is the wavelength of the x rays in nanometers
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