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Blocks of 1.0, 2.0, and 3.0 kg are lined up on a frictionless table with a 12 N force applied to the leftmost block
470 cm3 of water at 82°C is mixed with 95 cm3 of water at 8°C. Calculate the final equilibrium temperature, Calculate the final equilibrium temperature assumning no heat loss after mixing occu
How much water must be displaced to float a cubical block of wood (density 655 kg/m^3) that is 15.0 cm on a side
While surveying a cave, a spelunker follows a passage 190{\rm m} straight west, find the magnitude and direction of the fourth displacement
A long pipe of outer radius 3.10 cm and inner radius 2.64 cm carries a uniform charge density of 3.22 mC/m3. calculate the electric field r = 6.51 cm from the centerline of the pipe
Julie throws a ball to her friend Sarah. The ball leaves Julie's hand a distance 1.5 meters above the ground with an initial speed of 20.0 m/s at an angle 49.0 degrees, What is the distance between
You have a string with a mass of 14.1 g. You stretch the string with a force of 8.63 N, giving it a length of 1.93 m. What is the wavelength of the standing wave you create in the string
Find the weight of the hanging mass when the spring, with spring constant 15.5 kN/m , has been stretched 15.1cm
Two charged particles of equal magnitude (+Q and +Q) are fixed at opposite corner of a square lying in a plane. What is the direction of the force on the test charge due to the two other charges
Suppose a car is traveling at +16.8 m/s, and the driver sees a traffic light turn red. After 0.569 s has elapsed, calculate the stopping distance of the car
A car is speeding up uniformly at a rate of 0.600 m/s2 while traveling counterclockwise around a circular track of radius 495 m. find the direction of the total acceleration of the car
A cat rides a merry-go-round while turning with uniform circular motion. At time t1 = 2.00 s, What is the magnitude of the cat's centripetal acceleration
A cart is propelled over an xy plane with acceleration components ax = 7.0 m/s2 and ay = -2.0 m/s2. what is the velocity of the cart when it reaches its greatest y coordinate
A plane flies 500 km east from city A to city B in 45.0 min and then 930 km south from city B to city C in 1.50 h. In magnitude-angle notation, what is the plane's displacement for the total trip
U-tube mounted on wood (each arm is about 22 cm long) • Small glass funnel • Thin rubber sheet (5cm by 5cm) • Tall glass container or beaker about 1000 cu.cm capacity • Standard
A train moving at a constant speed of 59.0 km/h moves east for 50.0 min, What is the average velocity of the train during this run
A 4m long, 140g rope is fixed at one end while the other is tied to a light string. what is the frequency of the third harmonic
A placekicker must kick a football from a point 36.0 m (about 40 yards) from the goal. By how much does the ball clear or fall short of clearing the crossbar
A rod with an initial length of 4.67 m i heated from a temperature of 5 oC to 58 oC. What is the new total length of the rod
A copper cable is designed to carry a current of 400.00 A with a power loss of 2.00 W/m. What is the required radius of this cable
A 1.1-pF parallel plate capacitor has a potential difference of 12.0 V across it. The plates are 4.5 mm apart, and the space between them contains air. obtain the charge on the capacitor
in a typical Van de Graaff linear accelerator, protons are accelerated through a potential difference of 20 MV. What is their kinetic energy if they started from rest
Your roommate is an aspiring novelist. Because you are taking physics your roommate asks your opinion on a matter of physics. How many drops per second are keeping the annoyed protagonist awake
Two soccer players start from rest, 47 m apart. They run directly toward each other, both players accelerating. At the instant they collide, how far has the first player run
A uniformly accelerated car passes three equally spaced traffic signs. The signs are separated by a distance d = 21 m. obtain the magnitude of the acceleration of the car