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What was the distance (delta y) that the ball traveled from the starting position at the clamp to the 140 cm photogate? To calculate this distance, subtract the clamp position (20 cm) from the photogate position. Express your answer in meters.
A 1.0-cm-diameter pipe widens to 2.0 cm, then narrows to 0.5 cm. Liquid flows through the first segment at a speed of 8.0 m/s.
Charges of 6.0 uC are placed at corners of a square that has sides of 2.0cm. Find the magnitude and direction of the force on the charges
An electron is accelerated from rest by a potential difference of 440 V. It then enters a uniform magnetic field of magnitude 220 mT with its velocity perpendicular to the field. Calculate the radius of its path in the magnetic field
Magnesium-28 decays via beta emission, which equation represents the balanced nuclear equation? To make nuclear fission more efficient, which device is used in a nuclear reactor to slow the speed of neutrons?
A 7.5 x 10^4 W motor that is 75% efficient exerts an average force of 3.5 x 10^3 N to move a boat at a constant speed. How fast is the boat moving?
A ball is thrown upward,. At 5.00 m above its launch point, the ball's speed is one-third its launch speed. What maximum height above the launch point does the ball attain
An object falls off of a pier and into Lake Michigan (pure water) where it displaces a total volume of 152.43 cubic feet of water. What is the buoyant force acting on the object in newtons? You will need to convert units in order to answer the pro..
A kicker punts a football from the very center of the field to the sideline 36 yards downfield. The magnitude of the net displacement of the ball is 46 yards. What is the direction of the net displacement of the ball
A quantity of ideal gas requires 800 kJ to raise the temperature of the gas by 10.0 K when the gas is maintained at constant volume. find the adiabatic gas constant of this gas
Resistance is a property of an object while resistivity is aproperty of a material. Increasing the length of a conductive wire lowers the resistance ofthe wire. Ohm'sLaw is true for all electronic devices.
An iced tea glass is 15 cm tall and has a diameter of 8.0 cm. The glass sits on a garden table on a sunny day and is completely filled to the brim with water, What is the value of the angle
The distance, s, a car has traveled on a trip is shown in the table as a function of the time, t, since the trip started. Find the average velocity between t = 2 and t = 5.
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